ClassID:

104306

C09K8/52 - CPC Classification

Classification description:

Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning

Sub-classes:
Recent Application in this class:
#1
20260146197
2026-05-28

USE OF PEROXY GLUCONIC ACID IN VARIOUS TREATMENT FLUIDS

#2
20260139184
2026-05-21

BRINE-TOLERANT COMPOSITIONS COMPRISING FATTY ACID OR FATTY ESTER REACTION PRODUCTS OF SACCHARIDE POLYMERS

#3
20260042953
2026-02-12

APPLICATION OF ORGANIC OXIDIZER AND ENZYME COMBINATION AS BREAKER FLUID FOR FILTER CAKE CLEANUP

#4
20250389171
2025-12-25

DUAL-ACTING DELAYED FILTERCAKE BREAKER FLUID

#5
20250270438
2025-08-28

ALKYL LACTONE-DERIVED HYDROXYAMIDES AND ALKYL LACTONE-DERIVED HYDROXYESTERS FOR THE CONTROL OF NATURAL GAS HYDRATES

#6
20250223888
2025-07-10

LOST CIRCULATION MITIGATION USING MINERALIZATION OF CO2 IN THE SUBSURFACE

#7
20250223489
2025-07-10

BRINE-TOLERANT COMPOSITIONS COMPRISING FATTY ACID OR FATTY ESTER REACTION PRODUCTS OF SACCHARIDE POLYMERS

#8
20250137333
2025-05-01

DETERMINING CLEAN-UP CHARACTERISTICS FOR DESIGNING WELLBORE FLUID

#9
20250136859
2025-05-01

SURFACTANT-FACILITATED STORAGE OF CARBON DIOXIDE IN A SUBTERRANEAN FORMATION

#10
20250122418
2025-04-17

Synergistic Blends Of Anti-Agglomerant Gas Hydrate Inhibitors With Quaternary Alkyl Ammonium Compounds

#11
20250075606
2025-03-06

TREATMENT OF SUBTERRANEAN FORMATIONS

#12
20250075597
2025-03-06

Sustained casing pressure management system and method of use

#13
20250026975
2025-01-23

Use of Zirconium Salts as Scale Inhibitor Squeeze Enhancers

#14
20240392653
2024-11-28

AUTONOMOUS CHEMICAL TREATMENT SYSTEM AND METHOD FOR DRILLING AND COMPLETION RIGS

#15
20240384156
2024-11-21

FRICTION REDUCER AND SCALE INHIBITOR

#16
20240376370
2024-11-14

METHOD FOR REMOVING A FILTER CAKE FROM A BOREHOLE

#17
20240318065
2024-09-26

ALKYL LACTONE-DERIVED HYDROXYAMIDES AND ALKYL LACTONE-DERIVED HYDROXYESTERS FOR THE CONTROL OF NATURAL GAS HYDRATES

#18
20240318064
2024-09-26

Method Of And A Composition For Controlling Gas Hydrate Blockage Through The Addition Of A Synergistically Acting Blend With Alkoxylates Of Fatty Alcohols, Fatty Amines And Fatty Acids

#19
20240301273
2024-09-12

NITROGEN-CARBON DIOXIDE MIXED GAS JETTING APPARATUS FOR HORIZONTAL WELL AND EXPLOITATION METHOD

#20
20240218233
2024-07-04

Aqueous gellable composition and pipeline pigs obtained therefrom

#21
20240200428
2024-06-20

SURFACE-TREATED GRAVEL PACK SCREENS AND METHODS OF REDUCING DEPOSITION OF A CONTAMINANT ON A SURFACE OF A GRAVEL PACK SCREEN

#22
20240199943
2024-06-20

CRUDE OIL PRODUCTION USING A COMBINATION OF EMULSION VISCOSITY REDUCER AND SCALE INHIBITOR

#23
20240199939
2024-06-20

WATER-SOLUBLE ASSOCIATIVE AMPHOTERIC POLYMER AS A RHEOLOGY MODIFIER FOR SUBTERRANEAN TREATMENTS

#24
20240191129
2024-06-13

WATER-BASED FRICTION-REDUCING SLURRY COMPOSITIONS, FORMATION TREATING FLUIDS THEREFROM, AND METHOD FOR MAKING AND USING SAME

#25
20240124763
2024-04-18

Stimulation of Wells in Nano-Darcy Shale Formations

#26
20240068019
2024-02-29

Microbial Products and Their Use in Bioremediation and to Remove Paraffin and Other Contaminating Substances from Oil and Gas Production and Processing Equipment

#27
20240034921
2024-02-01

Application of carbonates and their derivatives in formulations for gas hydrate inhibitors

#28
20240018848
2024-01-18

Autonomous chemical treatment system and method for drilling and completion rigs

#29
20240002675
2024-01-04

Identification and characterization of novel corrosion inhibitor molecules

#30
20230348774
2023-11-02

Gas hydrate inhibitors and method of use thereof

#31
20230313019
2023-10-05

Compositions of matter comprising suspended nanoparticles functionalized with glymo or glymo-like groups and related methods

#32
20230303908
2023-09-28

OIL SOLUBLE MOLYBDENUM COMPLEXES AS HIGH TEMPERATURE FOULING INHIBITORS

#33
20230250329
2023-08-10

Imidazoline-derived compounds and use as natural gas hydrate inhibitors

#34
20230242805
2023-08-03

HYDRATE DECOMPOSITION INHIBITING COMPOSITION, COUPLING ENHANCED SOLID HYDRATE, AND METHOD FOR IMPROVING SOLID HYDRATE STORAGE AND TRANSPORTATION STABILITY

#35
20230235212
2023-07-27

COMPOSITION THAT CAN BE USED TO DELAY THE FORMATION OF GAS HYDRATES

#36
20230160281
2023-05-25

Enhanced scale inhibitor squeeze treatment using a chemical additive

#37
20230151496
2023-05-18

Corrosion inhibition package

#38
20230151267
2023-05-18

Wellbore servicing fluid and methods of making and using same

#39
20230151262
2023-05-18

Filter cake removal compositions and methods of making and using same

#40
20230073762
2023-03-09

Process for prevention and remediation of subterranean-formed metal-polymer complexes

#41
20230043123
2023-02-09

Method for the combined application of scale remover and inhibitor

#42
20230002666
2023-01-05

Inhibiting corrosion in gas wells

#43
20220389305
2022-12-08

Use of controlled release acid system in treatment of wells

#44
20220372363
2022-11-24

Compositions for use in oil and gas operations

#45
20220372362
2022-11-24

Dual Function Inhibitor Compounds For Deepwater Umbilical Applications

#46
20220363976
2022-11-17

Alkyl lactone-derived hydroxyamides and alkyl lactone-derived hydroxyesters for the control of natural gas hydrates

#47
20220356136
2022-11-10

PROCESS FOR RECOVERY OF HYDRATE INHIBITORS

#48
20220325166
2022-10-13

Hydrate-inhibiting chemical injector and related methods

#49
20220267612
2022-08-25

Identification and characterization of novel corrosion inhibitor molecules

#50
20220235260
2022-07-28

Dual cation hydrate inhibitors

#51
20220228048
2022-07-21

Drilling fluid, drilling method, and drilling fluid additive

#52
20220220358
2022-07-14

Breaker additives for extended delay in removal of oil-based filter cakes

#53
20220220355
2022-07-14

Embedded treatment fluid additives for use in subterranean formation operations

#54
20220169912
2022-06-02

LOW-DOSAGE HYDRATE INHIBITORS

#55
20220162383
2022-05-26

Silane-Functionalized Polyalkyleneimine Clay Stabilizer for Treatment of Subterranean Formations

#56
20220145160
2022-05-12

Synergistic blends of fluoro-inorganics and inorganic acids for removing deposits and stimulating geothermal wells

#57
20220135870
2022-05-05

Stimulation of wells in nano-darcy shale formations

#58
20220135867
2022-05-05

CROSSLINKING FLUIDS, METHODS FOR DELAYING GEL CROSSLINKING OF SAID FLUIDS, AND APPLICATIONS OF SAID FLUIDS

#59
20220135866
2022-05-05

Methods of dissolving gas hydrates

#60
20220135865
2022-05-05

Methods of dissolving gas hydrates

#61
20220120159
2022-04-21

Enhanced scale inhibitor squeeze treatment using a chemical additive

#62
20220106518
2022-04-07

Low dosage hydrate inhibitor

#63
20220098470
2022-03-31

Methods for use in oil and gas operations

#64
20220064514
2022-03-03

Gas hydrate inhibitors and method of use thereof

#65
20220025246
2022-01-27

Hydrocarbon based carrier fluid

#66
20220025244
2022-01-27

NATURAL GAS HYDRATE INHIBITOR

#67
20210403795
2021-12-30

Composition that can be used to delay the formation of gas hydrates

#68
20210403794
2021-12-30

LOW DOSAGE HYDRATE INHIBITOR

#69
20210403618
2021-12-30

Hydrate inhibitors

#70
20210388254
2021-12-16

Method for extracting hydrocarbons

#71
20210363407
2021-11-25

Microbial products and their use in bioremediation and to remove paraffin and other contaminating substances from oil and gas production and processing equipment

#72
20210355367
2021-11-18

Method of treating pipeline

#73
20210340427
2021-11-04

Corrosion inhibitor for various acids

#74
20210332287
2021-10-28

Dual Function Inhibitor Compounds For Deepwater Umbilical Applications

#75
20210277299
2021-09-09

Compositions And Methods For Treating Subterranean Formations

#76
20210253937
2021-08-19

Anti-agglomerant hydrate inhibitors and method of use

#77
20210253936
2021-08-19

Modified acid compositions as alternatives to conventional acids in the oil and gas industry

#78
20210230478
2021-07-29

PARTICULATE COMPOSITIONS CONTAINING OIL FIELD CHEMICALS

#79
20210222048
2021-07-22

Crosslinked synthetic polymer-based reservoir drilling fluid

#80
20210207017
2021-07-08

Modified acid compositions as alternatives to conventional acids in the oil and gas industry

#81
20210179926
2021-06-17

METHODS, PRODUCTS & USES RELATING TO SCAVENGING OF ACIDIC SULFIDE SPECIES

#82
20210179923
2021-06-17

Method Of And A Composition For Controlling Gas Hydrate Blockage Through The Addition Of A Synergistically Acting Blend With N-Alkanoyl-Polyhydroxyalkylamines

#83
20210179922
2021-06-17

Synergistic Blends Of Anti-Agglomerant Gas Hydrate Inhibitors With N-Alkanoyl-Polyhydroxyalkylamines

#84
20210179921
2021-06-17

Method of and a composition for controlling gas hydrate blockage through the addition of a synergistically acting blend with alkoxylates of fatty alcohols, fatty amines and fatty acids

#85
20210179920
2021-06-17

Synergistic Blends Of Anti-Agglomerant Gas Hydrate Inhibitors With Alkoxylates Of Fatty Alcohols, Fatty Amines And Fatty Acids

#86
20210179919
2021-06-17

Method of and a composition for controlling gas hydrate blockage through the addition of a synergistically acting blend with a quaternary benzyl ammonium compound

#87
20210179918
2021-06-17

Synergistic blends of anti-agglomerant gas hydrate inhibitors with quaternary benzyl ammonium compounds

#88
20210179917
2021-06-17

Method Of And A Composition For Controlling Gas Hydrate Blockage Through The Addition Of A Synergistically Acting Blend With A Quaternary Alkyl Ammonium Compound

#89
20210179916
2021-06-17

Synergistic blends of anti-agglomerant gas hydrate inhibitors with quaternary alkyl ammonium compounds

#90
20210179774
2021-06-17

POLYMERIC ANTI-AGGLOMERANT HYDRATE INHIBITOR

#91
20210172290
2021-06-10

Wellbore system for interventionaless cleanout

#92
20210171822
2021-06-10

In situ H2S scavenger additive generation

#93
20210148212
2021-05-20

TREATMENT SYSTEMS AND METHODS USING ENCAPSULATED CORROSIVE FLUIDS

#94
20210140269
2021-05-13

Methods for diversion and controlling fluid-loss using formate brine compositions

#95
20210115320
2021-04-22

Breaker additives for extended delay in removal of oil-based filter cakes

#96
20210115319
2021-04-22

Breaker Additives For Extended Delay In Removal Of Oil-Based Filter Cakes

#97
20210095190
2021-04-01

Rotary steerable drilling tool and method

#98
20210071065
2021-03-11

Dual cation hydrate inhibitors

#99
20210063300
2021-03-04

Treatment of pipeline deposits

#100
20210062089
2021-03-04

Etching composition, method for etching insulating film of semiconductor devices using the same and method for preparing semiconductor devices

#101
20210062070
2021-03-04

Process for prevention and remediation of subterranean-formed metal-polymer complexes

#102
20210032528
2021-02-04

Oil soluble molybdenum complexes as high temperature fouling inhibitors

#103
20200377784
2020-12-03

Method for inhibiting gas hydrate blockage in oil and gas pipelines

#104
20200377783
2020-12-03

Method for inhibiting gas hydrate blockage in oil and gas pipelines

#105
20200368794
2020-11-26

METHOD FOR THE REMOVAL OF DEPOSITS ACCUMULATED IN THE PIPELINES OF TRANSPORT OF GAS

#106
20200362231
2020-11-19

LOW-PHOSPHORUS AND NON-PHOSPHORUS GELLED HYDROCARBON WELL TREATMENT FLUIDS

#107
20200339870
2020-10-29

Sulfonated iminodialkanoic acids formed from an iminodialkylnitrile and a sultone and methods for use thereof

#108
20200317989
2020-10-08

Surface coatings, treatments, and methods for removal of mineral scale by self-release

#109
20200270509
2020-08-27

SOLVENT SYSTEMS HAVING A HIGH FLASH POINT AND METHODS OF USE THEREOF

#110
20200239772
2020-07-30

Acrylate-based sulfur scavenging agents for use in oilfield operations

#111
20200239615
2020-07-30

Vinylamide block copolymer kinetic hydrate inhibitor and preparation method and use thereof

#112
20200231861
2020-07-23

Dry blend pre-flush and spacer package and method for mixing and injecting a pre-flush and spacer on-the-fly to clean a subterranean well

#113
20200224321
2020-07-16

Alkylsulfonic acid compositions

#114
20200224082
2020-07-16

Stimulation of wells in nano-darcy shale formations

#115
20200199439
2020-06-25

Method to produce a scale inhibitor

#116
20200190392
2020-06-18

CORING FLUID COMPOSITIONS AND METHODS OF USE THEREOF

#117
20200172791
2020-06-04

Multifunctional foaming composition with wettability modifying, corrosion inhibitory and mineral scale inhibitory/dispersants properties for high temperature and ultra high salinity

#118
20200166458
2020-05-28

Corrosion inhibitors and kinetic hydrate inhibitors

#119
20200165508
2020-05-28

Modified acid compositions as alternatives to conventional acids in the oil and gas industry

#120
20200165465
2020-05-28

Identification and characterization of novel corrosion inhibitor molecules

#121
20200157417
2020-05-21

Delivery system for oil-soluble well treatment agents and methods of using the same

#122
20200148941
2020-05-14

Compositions providing consolidation and water-control

#123
20200148937
2020-05-14

INHIBITING HYDROCARBON HYDRATE AGGLOMERATION

#124
20200140744
2020-05-07

STIMULATING WELLS USING CO2, WATER BLOCK REMOVING AGENTS, AND/OR BREAKERS TO IMPROVE WELL PRODUCTION

#125
20200131432
2020-04-30

Method of removing oil-based barite filter cake

#126
20200131429
2020-04-30

Alkenyl succinimides and use as natural gas hydrate inhibitors

#127
20200124534
2020-04-23

Detection of trace chemicals in oil and gas applications

#128
20200123429
2020-04-23

METHODS FOR TREATING A DRILLING FLUID

#129
20200115616
2020-04-16

Composition which makes it possible to delay the formation of gas hydrates

#130
20200115484
2020-04-16

Acryloyl-based copolymers, terpolymers, and use as hydrate inhibitors

#131
20200109328
2020-04-09

Process for removal of hydrogen sulfide in downhole oilfield application

#132
20200087566
2020-03-19

Polyaromatic hydrocarbon additives for hydrate inhibition

#133
20200079989
2020-03-12

Additives to reduce the crystallization temperature of brines and methods of use

#134
20200040249
2020-02-06

High temperature hydrate inhibitors and methods of use

#135
20200032400
2020-01-30

Corrosion inhibition package

#136
20200024508
2020-01-23

Methods and treatment fluids for microfracture creation and microproppant delivery in subterranean formations

#137
20200017756
2020-01-16

Compositions and methods for treating subterranean formations

#138
20200017751
2020-01-16

Alkyl lactone-derived hydroxyamides and alkyl lactone-derived hydroxyesters for the control of natural gas hydrates

#139
20200010754
2020-01-09

METHOD FOR INHIBITING THE AGGLOMERATION OF GAS HYDRATES

#140
20200002598
2020-01-02

Gas hydrate inhibitors

#141
20190390100
2019-12-26

Gas hydrate inhibitors

#142
20190382653
2019-12-19

Sustained release system for reservoir treatment and monitoring

#143
20190376052
2019-12-12

GLUCANASES, NUCLEIC ACIDS ENCODING THEM AND METHODS FOR MAKING AND USING THEM

#144
20190360309
2019-11-28

Shock wave device with far field focused reflectors

#145
20190352558
2019-11-21

Rotary steerable drilling tool and method

#146
20190338179
2019-11-07

Method for Enhancing Productivity of Hydrocarbon Formations Using Fluid Containing Organometallic Crosslinking Agent and Scale Inhibitor

#147
20190323304
2019-10-24

Downhole in-situ heat generation to remove filtercake

#148
20190323303
2019-10-24

Downhole in-situ heat generation to remove filtercake

#149
20190315638
2019-10-17

Enhanced kill of microorganisms

#150
20190309424
2019-10-10

Benzimidazole composition for metal corrosion inhibition

#151
20190309248
2019-10-10

Novel Fermentation Systems and Methods

#152
20190300772
2019-10-03

Water-based drilling fluids for deepwater drilling and use thereof

#153
20190292439
2019-09-26

Stabilized nanoparticle compositions comprising ions

#154
20190284916
2019-09-19

Methods of utilizing carbon monoxide to increase oil recovery and protect tubulars

#155
20190284705
2019-09-19

Method for inhibiting metal corrosion using a benzimidazole-containing composition

#156
20190276728
2019-09-12

COMPOSITIONS AND METHODS FOR FILTER CAKE REMOVAL

#157
20190264541
2019-08-29

Method for adjusting the level of inhibitors in an oil or gas well

#158
20190264097
2019-08-29

Treating a formation with a chemical agent and liquefied natural gas (LNG) de-liquefied at a wellsite

#159
20190264092
2019-08-29

Stabilized nanoparticle compositions comprising ions

#160
20190249070
2019-08-15

Surface coatings, treatments, and methods for removal of mineral scale by self-release

#161
20190249069
2019-08-15

Poly (vinyl carprolactam) kinetic gas hydrate inhibitor and method for preparing the same

#162
20190249065
2019-08-15

Embedded treatment fluid additives for use in subterranean formation operations

#163
20190233716
2019-08-01

Methods for preparing an aqueous surfactant-polymer solution

#164
20190233715
2019-08-01

Compositions for use in oil and gas operations

#165
20190233710
2019-08-01

Compositions and methods for treating oil and gas wells

#166
20190225873
2019-07-25

Guanidine- or guanidinium-containing compounds for treatment of subterranean formations

#167
20190225872
2019-07-25

Polysaccharide coated nanoparticle compositions comprising ions

#168
20190223434
2019-07-25

Compositions and methods for biofilm removal

#169
20190218889
2019-07-18

Shock waves for oil separation

#170
20190218446
2019-07-18

Anti-agglomerate hydrate inhibitors

#171
20190211256
2019-07-11

Sulfonated iminodialkanoic acids formed from an iminodialkylnitrile and a sultone and methods for use thereof

#172
20190211253
2019-07-11

Compositions and methods for servicing subterranean wells

#173
20190203106
2019-07-04

Polysaccharide coated nanoparticle compositions comprising ions

#174
20190203105
2019-07-04

Polysaccharide coated nanoparticle compositions comprising ions

#175
20190202941
2019-07-04

Phosphonated polysaccharides and gels and process for making same

#176
20190194600
2019-06-27

NOVEL CULTIVATION SYSTEM FOR THE EFFICIENT PRODUCTION OF MICROORGANISMS

#177
20190169485
2019-06-06

Coil tubing cleanout fluid

#178
20190162050
2019-05-30

Chelating agents and scale inhibitors in degradable downhole tools

#179
20190144736
2019-05-16

Breaker fluids and methods of use thereof

#180
20190120037
2019-04-25

Method for remediation of subterranean-formed metal-polymer complexes using a metal complexing agent

#181
20190119555
2019-04-25

Decreasing foulant deposition on at least one surface by contacting the surface(s) with at least one protein

#182
20190119554
2019-04-25

Decreasing foulant deposition on at least one surface by contacting the surface(s) with at least one protein

#183
20190119553
2019-04-25

Nitrogen-containing anti-agglomerants for preserving the fluidity of fluids containing gas hydrates

#184
20190093001
2019-03-28

Process for the cleaning oil and gas wellbores

#185
20190071529
2019-03-07

Polymers having N-vinyl amide and hydroxyl moieties, their compositions and the uses thereof

#186
20190055463
2019-02-21

Fracturing fluid composition containing an acrylamido-tert-butylsulfonate polymer

#187
20190048246
2019-02-14

AQUEOUS AMPHOLYTE POLYMER CONTAINING SOLUTIONS FOR SUBTERRANEAN APPLICATIONS

#188
20190040298
2019-02-07

Modified acid compositions as alternatives to conventional acids in the oil and gas industry

#189
20190031943
2019-01-31

Process for dissociation of hydrates in presence of additives or hydrate dissociation promoters

#190
20190023972
2019-01-24

SHALE SWELLING INHIBITORS

#191
20190016947
2019-01-17

Composition and method for removing oil-based filter cake

#192
20190016945
2019-01-17

Organic acid fracturing fluid composition

#193
20190010385
2019-01-10

Compositions and methods for controlling strong acid systems

#194
20190002857
2019-01-03

GENES ENCODING CELLULASE

#195
20190002751
2019-01-03

Double-headed hydrate inhibitors and methods of use

#196
20180355491
2018-12-13

Synthetic hydroxide compositions and uses thereof

#197
20180346792
2018-12-06

Methods and compositions for cleaning interior of a casing string

#198
20180346791
2018-12-06

METHOD FOR DISPERSING KINETIC HYDRATE INHIBITORS

#199
20180346790
2018-12-06

Composition for limiting the formation and/or agglomeration of gas hydrates

#200
20180346789
2018-12-06

COMPOSITIONS AND METHODS FOR CLEANING A WELLBORE

#201
20180346783
2018-12-06

Copolymer surfactants for use in downhole fluids

#202
20180340127
2018-11-29

Use of a particular carboxylic amino acid in order to limit the formation and/or agglomeration of gas hydrates

#203
20180334750
2018-11-22

Composition and methods for inhibition of metal corrosion for use in the oil and gas industry

#204
20180334610
2018-11-22

Multi-tail hydrate inhibitors

#205
20180328541
2018-11-15

Heating Systems for Film Growth Inhibition for Cold Flow

#206
20180328147
2018-11-15

Fracturing fluids and methods of treating hydrocarbon formations

#207
20180327658
2018-11-15

Supercritical carbon dioxide emulsified acid

#208
20180320475
2018-11-08

METHOD FOR CIRCULATION LOSS REDUCTION

#209
20180320062
2018-11-08

Glutamic diacetic acid-containing aqueous fluid composition

#210
20180320061
2018-11-08

Saltwater-based fracturing fluid

#211
20180320059
2018-11-08

Polysaccharide coated nanoparticle compositions comprising ions

#212
20180313191
2018-11-01

Hydrocarbon wells treated with low dosage kinetic hydrate inhibitors

#213
20180306006
2018-10-25

Methods of using superabsorbent polymers for fracturing and sand control applications

#214
20180305603
2018-10-25

HYDROPHOBIZING TREATMENTS AND AGENTS AND METHODS OF USE IN SUBTERRANEAN FORMATIONS

#215
20180298277
2018-10-18

Sustained release system for reservoir treatment and monitoring

#216
20180298274
2018-10-18

Oil field chemical delivery fluids, methods for their use in the targeted delivery of oil field chemicals to subterranean hydrocarbon reservoirs and methods for tracing fluid flow

#217
20180283596
2018-10-04

Methods for protecting pipelines

#218
20180282615
2018-10-04

System and methods for delivery of multiple highly interactive stimulation treatments in single dose and single pumping stage

#219
20180282608
2018-10-04

Oilfield deposit dispersant and dispersion method

#220
20180273830
2018-09-27

Multifunctional foaming composition with wettability modifying, corrosion inhibitory and mineral scale inhibitory/dispersants properties for high temperature and ultra high salinity

#221
20180265765
2018-09-20

Encapsulated scale inhibitor for downhole applications in subterranean formations

#222
20180265647
2018-09-20

Hydrate inhibitor carrying hydrogel

#223
20180265635
2018-09-20

Silane-functionalized polyalkyleneimine clay stabilizer for treatment of subterranean formations

#224
20180258342
2018-09-13

Compositions including acidic chelator for treatment of subterranean formations including one or more fractures

#225
20180251808
2018-09-06

Method and Reagents for Detecting Contaminants in Oil and Gas Environments

#226
20180238153
2018-08-23

Use of gaseous phase natural gas as a carrier fluid during a well intervention operation

#227
20180230356
2018-08-16

Compositions and methods for servicing subterranean wells

#228
20180223171
2018-08-09

Composition of Wellbore Cleaning Agent

#229
20180223163
2018-08-09

Compositions and methods of making of shale inhibition fluids

#230
20180208828
2018-07-26

Treatment fluids comprising carminic acid and related compounds and method for use thereof

#231
20180202272
2018-07-19

Methods of utilizing carbon monoxide to increase oil recovery

#232
20180186661
2018-07-05

Proppants for removal of contaminants from fluid streams and methods of using same

#233
20180179438
2018-06-28

COATING FOR CONTROLLED RELEASE

#234
20180171210
2018-06-21

Process for removal of hydrogen sulfide in downhole oilfield applications

#235
20180170752
2018-06-21

IN-SITU GENERATION OF CHLORINE DIOXIDE USING METHANESULFONIC ACID FOR REMEDIATION OF SCALE AND SULFIDE

#236
20180163512
2018-06-14

WELL TREATMENT

#237
20180163124
2018-06-14

SPHEROID MAGNETIC POLYMERS FOR IMPROVING HYDROCARBON RECOVERY OR DRILLING PERFORMANCE

#238
20180155607
2018-06-07

Hydrate inhibitors and methods of use

#239
20180142537
2018-05-24

WATER INJECTION SYSTEM COMPRISING BIOFILM SENSOR(S)

#240
20180134949
2018-05-17

Hydrophobic coating of particulates for enhanced well productivity

#241
20180134941
2018-05-17

Methods and compositions for use in oil and/or gas wells comprising microemulsions with terpene, silicone solvent, and surfactant

#242
20180112496
2018-04-26

Shock waves for pipe cleaning

#243
20180105733
2018-04-19

EARLY VISCOSITY ENHANCEMENT OF GELLED OIL

#244
20180066172
2018-03-08

Shale inhibitors based on cationic tamarind gum, and drilling fluid comprising the shale inhibitor

#245
20180037804
2018-02-08

Anti-Agglomerants for the Prevention of Hydrates

#246
20180037792
2018-02-08

Methods and compositions for use in oil and/or gas wells

#247
20180030340
2018-02-01

Methods of preparing treatment fluids comprising anhydrous ammonia for use in subterranean formation operations

#248
20180022989
2018-01-25

Treatment fluids comprising anhydrous ammonia for use in subterranean formation operations

#249
20180022985
2018-01-25

METHOD OF USING CATIONIC POLYMERS COMPRISING IMIDAZOLIUM GROUPS FOR PERMANENT CLAY STABILIZATION

#250
20180022984
2018-01-25

Activators for inorganic oxide breakers

#251
20180022983
2018-01-25

FLAVONOID AND PLANT PHENOLIC ACID ADDITIVES FOR DOWNHOLE FLUIDS

#252
20180010036
2018-01-11

Multiple hydrophilic head hydrate inhibitors

#253
20180010035
2018-01-11

SECONDARY HYDROCARBON-FLUID RECOVERY ENHANCEMENT

#254
20180010032
2018-01-11

Compositions and methods for completing subterranean wells

#255
20180002596
2018-01-04

SUBTERRANEAN FLUIDS CONTAINING SUSPENDED POLYMER BODIES

#256
20170368529
2017-12-28

System and method for pH control of lean MEG product from MEG regeneration and reclamation packages

#257
20170362924
2017-12-21

Method of chemically delaying peroxygen based viscosity reduction reactions

#258
20170362499
2017-12-21

Compositions and Methods for Preparation and Utilization of Acid-Generating Materials

#259
20170355899
2017-12-14

LOW-PHOSPHORUS AND NON-PHOSPHORUS GELLED HYDROCARBON WELL TREATMENT FLUIDS

#260
20170355896
2017-12-14

Method for remediation of damage in regions of formations near injection wells

#261
20170349809
2017-12-07

Urea hydrochloride compositions and associated methods

#262
20170349807
2017-12-07

Surface coatings, treatments, and methods for removal of mineral scale by self-release

#263
20170349806
2017-12-07

BINARY MIXTURE SYSTEMS

#264
20170335188
2017-11-23

Acrylate-based sulfur scavenging agents for use in oilfield operations

#265
20170335169
2017-11-23

Cationic ammonium surfactants as low dosage hydrate inhibitors

#266
20170327731
2017-11-16

Surfactant selection methods for fluid recovery in subterranean formations

#267
20170321108
2017-11-09

Acryloyl-based copolymers, terpolymers, and use as hydrate inhibitors

#268
20170313932
2017-11-02

SYNTHETIC ACID COMPOSITIONS ALTERNATIVES TO CONVENTIONAL ACIDS IN THE OIL AND GAS INDUSTRY

#269
20170306505
2017-10-26

Chemical inhibition of pitting corrosion in methanolic solutions containing an organic halide

#270
20170292066
2017-10-12

Synthetic Acid Compositions Alternatives to Conventional Acids in the Oil and Gas Industry

#271
20170292057
2017-10-12

Hydrocarbon based carrier fluid

#272
20170292055
2017-10-12

Method of increasing the density of a well treatment brine

#273
20170275522
2017-09-28

Synthetic acid compositions alternatives to conventional acids in the oil and gas industry

#274
20170267912
2017-09-21

Delayed acid breaker systems for filtercakes

#275
20170260443
2017-09-14

Activators for inorganic oxide breakers

#276
20170253814
2017-09-07

Removal of iron contaminants from hydrocarbon oils and aqueous by-products of oil and gas recovery/production

#277
20170253790
2017-09-07

Composition including a viscosifier and a hydrophobically-modified polymer that includes a nitrogen-containing repeating unit for treatment of subterranean formations

#278
20170234104
2017-08-17

METHODS FOR WELL TREATMENT

#279
20170226412
2017-08-10

Resin and hardener consolidation composition

#280
20170226409
2017-08-10

TREATMENT FLUID AND VISCOSITY CONTROL

#281
20170226403
2017-08-10

Multi-tail hydrate inhibitors

#282
20170210970
2017-07-27

Composition of biodegradable surfactants for separating impurities in a hydrocarbon

#283
20170210968
2017-07-27

RESERVOIR TREATMENT FLUID

#284
20170204321
2017-07-20

Nanoparticle kinetic gas hydrate inhibitors

#285
20170199296
2017-07-13

Methods of logging

#286
20170198197
2017-07-13

System and method for inhibiting scale formation in oil wells

#287
20170198192
2017-07-13

Breaker fluids and methods of use thereof

#288
20170198189
2017-07-13

Crosslinked synthetic polymer-based reservoir drilling fluid

#289
20170190948
2017-07-06

Use of particulate or fibrous materials in gravel pack applications

#290
20170190947
2017-07-06

BETA-AMINO ESTER GAS HYDRATE INHIBITORS

#291
20170183643
2017-06-29

Polypeptides having mannanase activity and polynucleotides encoding same

#292
20170183561
2017-06-29

Well treatment fluids comprising cross-linkable polysaccharides

#293
20170183560
2017-06-29

Guanidine- or guanidinium-containing compounds for treatment of subterranean formations

#294
20170175096
2017-06-22

Polypeptides Having Endoglucanase Activity

#295
20170175047
2017-06-22

Polypeptides Having Endoglucanase Activity

#296
20170167211
2017-06-15

Downhole in-situ heat generation to remove filtercake

#297
20170166801
2017-06-15

Solvent systems having a high flash point and methods of use thereof

#298
20170166796
2017-06-15

Solubilized polymer concentrates, methods of preparation thereof, and well drilling and servicing fluids containing the same

#299
20170158944
2017-06-08

LUBRICITY AGENTS TO INCREASE PUMP EFFICIENCY IN HYDRATE INHIBITOR APPLICATIONS

#300
20170158943
2017-06-08

Compositions and methods for treating oil and gas wells