ClassID:

104257

C09K8/035 - 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; Well-drilling compositions; Specific additives for general use in well-drilling compositions Organic additives

Recent Application in this class:
#1
20260146196
2026-05-28

IONIC LIQUID MONOMER FOR SYNTHESIS OF FRICTION REDUCER AND METHODS THEREOF

#2
20260125593
2026-05-07

DRILLING FLUID COMPOSITIONS COMPRISING A POLYMERIZED BIORENEWABLE OIL

#3
20260117110
2026-04-30

SODIUM ALKYL PG-DIMONIUM CHLORIDE PHOSPHATES AS LUBRICATING AGENTS IN AQUEOUS BASED DRILLING FLUIDS

#4
20260098203
2026-04-09

Method of Measuring and Suppressing Carbon Dioxide in Oil and Gas Geologies

#5
20260049241
2026-02-19

HIGHLY CONCENTRATED PARTICULATE POLYMER FRICTION-REDUCING SLURRY COMPOSITIONS AND FRACTURING FLUIDS MADE THEREFROM AND METHODS FOR MAKING AND USING SAME

#6
20250388801
2025-12-25

FURFURYL ALCOHOL MONOMER CONSOLIDATION TREATMENT

#7
20250376901
2025-12-11

METHODS AND COMPOSITIONS FOR VOLCANIC ASH LOST CIRCULATION MATERIALS

#8
20250368889
2025-12-04

ADDITIVE TO REDUCE POLYMER SOLIDS DEPOSITION AT PUMP HEAD

#9
20250341140
2025-11-06

Automated Drilling-Fluid Additive System and Method

#10
20250340775
2025-11-06

COMPOSITIONS AND METHODS FOR IMPROVING THERMAL AND BRINE STABILITY OF NANOPARTICLES

#11
20250289990
2025-09-18

COMPOSITIONS AND METHODS FOR IRON CHELATION

#12
20250236782
2025-07-24

INNER SPACER FOR SEMICONDUCTOR DEVICE

#13
20250236707
2025-07-24

POLY (AMINO ACID) RHEOLOGY MODIFIER COMPOSITIONS AND METHODS OF USE

#14
20250223497
2025-07-10

WELLBORE FLUIDS INCLUDING EMULSIFIER COMPOSITIONS, AND RELATED METHODS OF OPERATING A WELLBORE AND FORMING THE EMULSIFIER COMPOSITIONS

#15
20250223488
2025-07-10

DEGRADABLE LOST CIRCULATION MATERIAL FOR PROTECTION OIL AND GAS RESERVOIRS, AND PREPARATION METHOD AND USE THEREOF

#16
20250215307
2025-07-03

ADDITIVE TO REDUCE POLYMER SOLIDS DEPOSITION AT PUMP HEAD

#17
20250198268
2025-06-19

METHODS OF TREATMENT OF SUBTERRANEAN FORMATION WITH POLYMERIC STRUCTURES FORMED IN SITU

#18
20250188337
2025-06-12

SELF-DEGRADING ORGANOGELS

#19
20250162985
2025-05-22

COMPOSITION AND PROCESS OF ELABORATION OF NON-HYDROLYZABLE SURFACTANTS FROM VEGETABLE OILS

#20
20250136735
2025-05-01

POLYMER, TACKIFIER AND PREPARATION METHOD THEREFOR, AND DRILLING FLUID

#21
20250122414
2025-04-17

THERMALLY STABLE ADDITIVE FOR WELLBORE TREATMENTS

#22
20250115800
2025-04-10

Solvent-based asphaltite suspensions

#23
20250092299
2025-03-20

DERIVATIZATION OF AMINES FOR USE AS SHALE INHIBITORS IN A SUBTERRANEAN FORMATION

#24
20250084759
2025-03-13

FLUORESCENT DYE OIL TRACER COMPOSITIONS

#25
20250066659
2025-02-27

CLAY SWELLING INHIBITOR COMPOSITIONS AND METHODS OF USING SAME

#26
20250059838
2025-02-20

Encapsulated lost circulation materials based on swellable elastomers

#27
20250059837
2025-02-20

Encapsulated lost circulation materials based on shape-memory polymer foam

#28
20250019610
2025-01-16

BRINE-TOLERANT LUBRICANTS AND METHODS FOR USING THE SAME

#29
20240336832
2024-10-10

Propoxylates for foam enhancement

#30
20240336831
2024-10-10

Liquid suspension composition for wellbore operations, and methods of making and using same

#31
20240318063
2024-09-26

Methods and compositions for carbon dioxide-foamed lost circulation materials

#32
20240318062
2024-09-26

METHODS AND COMPOSITIONS FOR NITROGEN-FOAMED LOST CIRCULATION MATERIALS

#33
20240309260
2024-09-19

ULTRA-HIGH MOLECULAR WEIGHT (UHMW) BRANCHED BLOCK COPOLYMER VISCOSIFIER FOR WATER BASED DRILLING FLUIDS

#34
20240279528
2024-08-22

C-36 dimer diamine hydrochloride salt as primary viscosifier for invert-emulsion drilling fluids

#35
20240263201
2024-08-08

BIOLOGICAL METHOD FOR OBTAINING MONOMERS COMPRISING AN ETHYLENIC UNSATURATION BY BIOCONVERSION OF A BIO-SOURCED COMPOUND COMPRISING AT LEAST ONE NITRILE FUNCTION

#36
20240228856
2024-07-11

Ionic Liquid Chain Transfer Agent

#37
20240224999
2024-07-11

METABOLIC INHIBITORS FOR CONTROLLING BIOFILM

#38
20240158685
2024-05-16

Method and composition for subsurface well intervention to reduce well fluid loss

#39
20240141224
2024-05-02

COMPOSITION FOR MAKING A DRILLING FLUID A NON-INVASIVE DRILLING FLUID

#40
20240132768
2024-04-25

Additives to temporarily reduce viscosities in oil-based fluids

#41
20240067857
2024-02-29

HOST-GUEST LOST-CIRCULATION MATERIALS FOR SEALING LOST CIRCULATION ZONES IN WELLBORES

#42
20240060398
2024-02-22

SYSTEM AND METHOD FOR METHANE HYDRATE BASED PRODUCTION PREDICTION

#43
20240052229
2024-02-15

SCALE INHIBITOR COMPOSITIONS AND METHODS OF USING THE SAME

#44
20240043738
2024-02-08

ADDITIVES AND METHODS, COMPOSITIONS AND USES RELATING THERETO

#45
20240043631
2024-02-08

POLY (AMINO ACID) RHEOLOGY MODIFIER COMPOSITIONS AND METHODS OF USE

#46
20240026205
2024-01-25

DRILLING FLUID, DRILLING METHOD, AND DRILLING FLUID ADDITIVE

#47
20240018836
2024-01-18

AUTOMATED DRILLING-FLUID ADDITIVE SYSTEM AND METHOD

#48
20230416589
2023-12-28

Fluorescent assemblies for drilling depth correlation

#49
20230416588
2023-12-28

TERNARY DEEP EUTECTIC SOLVENTS AS DRILLING FLUIDS

#50
20230416587
2023-12-28

C-36 dimer diamine hydrochloride salt as primary viscosifier for invert-emulsion drilling fluids

#51
20230407715
2023-12-21

Method and system for managing carbon containing gases

#52
20230399942
2023-12-14

Fluorescent dye oil tracer compositions

#53
20230392064
2023-12-07

MULTIFUNCTIONAL TRACERS FOR ANALYSIS OF OILFIELDS

#54
20230365853
2023-11-16

pH-responsive nano-gel plugging material, and preparation method therefor and use thereof

#55
20230348773
2023-11-02

IONIC LIQUID MONOMER FOR SYNTHESIS OF FRICTION REDUCER AND METHODS THEREOF

#56
20230340315
2023-10-26

WELLBORE DRILLING FLUID LUBRICITY ADDITIVE AND METHODS

#57
20230340172
2023-10-26

VINYL ALCOHOL POLYMER AND USE THEREOF

#58
20230332041
2023-10-19

COMPOSITIONS AND METHODS FOR IMPROVING THERMAL AND BRINE STABILITY OF NANOPARTICLES

#59
20230323183
2023-10-12

Ethylene amine hydrochloride based shale inhibitor for aqueous drilling fluids

#60
20230323182
2023-10-12

Open-cell, natural materials as lost-circulation material

#61
20230323129
2023-10-12

USE OF AN ACTIVATED CARROT FIBER FOR PRODUCING PRODUCTS

#62
20230313023
2023-10-05

Removal of filter cake

#63
20230313019
2023-10-05

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

#64
20230287255
2023-09-14

Low glass transition temperature polymer latex drag reducing agent

#65
20230279282
2023-09-07

Self-degrading organogels

#66
20230272259
2023-08-31

Drilling fluid additives and fracturing fluid additives containing cellulose nanofibers and/or nanocrystals

#67
20230272258
2023-08-31

Ionic liquid monomer for synthesis of friction reducer and methods thereof

#68
20230242834
2023-08-03

WIRELINE LUBRICANT FOR USE IN GREASELESS DOWNHOLE LOGGING

#69
20230235218
2023-07-27

Manipulating hydrophilicity of conventional dye molecules for tracer applications

#70
20230235212
2023-07-27

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

#71
20230203900
2023-06-29

Automated drilling-fluid additive system and method

#72
20230183564
2023-06-15

Manipulating hydrophilicity of conventional dye molecules for water tracer applications

#73
20230183553
2023-06-15

COMPOSITIONS AND METHODS FOR IRON CHELATION

#74
20230183543
2023-06-15

Silicate shale inhibitor additives

#75
20230174839
2023-06-08

Fluorescent assemblies for drilling depth correlation

#76
20230159813
2023-05-25

Polymeric swellable scavengers for acidic gases

#77
20230151262
2023-05-18

Filter cake removal compositions and methods of making and using same

#78
20230145736
2023-05-11

XANTHAN LYASE VARIANTS AND POLYNUCLEOTIDES ENCODING SAME

#79
20230141112
2023-05-11

Cyclic Thioether Compound, Vegetable Oil Composition Containing the Same, Their Preparation and Application Thereof

#80
20230129848
2023-04-27

TARGET DELIVERY OF CHEMICAL TRACERS FOR SINGLE WELL CHEMICAL TRACER TESTS

#81
20230120528
2023-04-20

Fluorescent barcoded quantum dots for drilling depth correlation

#82
20230115715
2023-04-13

Nanoparticle wedge effect to induce water wettability

#83
20230083037
2023-03-16

Process fluid with environmentally friendly biostabilisator

#84
20230072992
2023-03-09

Chemical compositions and methods of using same for remediating sulfur-containing compositions and other contaminants encountered in drilling wells

#85
20230022139
2023-01-26

Additives for wellbore cleaning and fluid displacement

#86
20230020371
2023-01-19

Storable liquid suspension of hollow particles

#87
20230020005
2023-01-19

Demulsified composition

#88
20220411689
2022-12-29

Plasticized polyvinyl alcohol diverter materials

#89
20220372360
2022-11-24

Divalent brine fluids having improved rheology and multifunctional properties

#90
20220363970
2022-11-17

Polymeric gels for oil and gas conformance control applications and methods of making same

#91
20220333001
2022-10-20

pH-sensitive temporary plugging agent, preparation method thereof, and use thereof in exploitation of low-permeability oil reservoir

#92
20220325165
2022-10-13

Nanosized dendrimeric epoxy resin as a loss circulation material

#93
20220315826
2022-10-06

Cement compositions and methods

#94
20220315824
2022-10-06

System and method to quantify fluid additives

#95
20220298403
2022-09-22

Drilling fluid lubricants

#96
20220290029
2022-09-15

Lecithin drying using fatty acids

#97
20220282147
2022-09-08

Sodium alkyl PG-dimonium chloride phosphates as lubricating agents in aqueous based drilling fluids

#98
20220251437
2022-08-11

Composition for making a drilling fluid a non-invasive drilling fluid

#99
20220251435
2022-08-11

Additives to temporarily reduce viscosities in oil-based fluids

#100
20220243111
2022-08-04

Ultra-high molecular weight (UHMW) branched block copolymer viscosifier for water based drilling fluids

#101
20220243110
2022-08-04

Compositions Comprising Oligomerized Reaction Products and Methods for Downhole Use Thereof

#102
20220228048
2022-07-21

Drilling fluid, drilling method, and drilling fluid additive

#103
20220227704
2022-07-21

Process for filtering 2-acrylamido-2-methylpropane sulfonic acid

#104
20220220358
2022-07-14

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

#105
20220185711
2022-06-16

Synthetic Acid and Associated Methods

#106
20220177767
2022-06-09

Oil-based fluid loss compositions

#107
20220162493
2022-05-26

Drilling fluids and uses thereof

#108
20220162383
2022-05-26

Silane-Functionalized Polyalkyleneimine Clay Stabilizer for Treatment of Subterranean Formations

#109
20220145162
2022-05-12

EXTENDED RELEASE COLLOIDAL SCALE INHIBITOR

#110
20220135863
2022-05-05

Shape-adaptable lost circulation material for moderate and severe loss control

#111
20220127512
2022-04-28

POROUS AND PERMEABLE SPHERICAL SHAPED LCM FOR PAY ZONE LOSS CONTROL

#112
20220119699
2022-04-21

Synergized Acetals Composition And Method For Scavenging Sulfides And Mercaptans

#113
20220106515
2022-04-07

Compositions for enhanced oil recovery

#114
20220098468
2022-03-31

USE OF ESTERAMINE TO INHIBIT THE AGGLOMERATION OF GAS HYDRATES

#115
20220098440
2022-03-31

Processes for producing lignin-coated hydrophobic cellulose, and compositions and products produced therefrom

#116
20220081980
2022-03-17

Automated drilling-fluid additive system and method

#117
20220073806
2022-03-10

High density, low TCT divalent brines and uses thereof

#118
20220056329
2022-02-24

Fluorescent dye loaded polymeric taggants for depth determination in drilling wells

#119
20220049145
2022-02-17

Drilling fluids comprising deep eutectic solvents and methods for drilling wells in subterranean formations

#120
20220049144
2022-02-17

Clay Stabilization Composition

#121
20220041914
2022-02-10

METHOD OF ENHANCING HYDRATION OF VISCOSIFIERS USING CONTROLLED MECHANICALLY INDUCED CAVITATION

#122
20220024790
2022-01-27

Synthetic Acid and Associated Methods

#123
20220010192
2022-01-13

Methods of making and using a wellbore servicing fluid for controlling losses in permeable zones

#124
20220002609
2022-01-06

Drilling fluid additives and fracturing fluid additives containing cellulose nanofibers and/or nanocrystals

#125
20210403795
2021-12-30

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

#126
20210403794
2021-12-30

LOW DOSAGE HYDRATE INHIBITOR

#127
20210403788
2021-12-30

SYSTEM AND METHOD TO QUANTIFY FLUID ADDITIVES

#128
20210403787
2021-12-30

Environmentally friendly ester-structures as viscosifier for oil based drilling fluids

#129
20210389253
2021-12-16

Polymer-enhanced colorimetric detection of amine-based additives

#130
20210388719
2021-12-16

Solvent-stabilized colorimetric detection of amine-based additives

#131
20210388699
2021-12-16

Wellbore servicing fluid and methods of making and using same

#132
20210388255
2021-12-16

Delayed gelling agents

#133
20210380863
2021-12-09

Anti-bit balling additive

#134
20210371730
2021-12-02

Well treatment compositions and methods comprising certain microemulsions and certain clay control additives exhibiting synergistic effect of enhancing clay swelling protection and persistency

#135
20210371720
2021-12-02

Low molecular mass organic gelator wellbore stabilizers

#136
20210363415
2021-11-25

Degradable diversion material having a polyacrylate compound

#137
20210363405
2021-11-25

Multi-modal, low particle size distribution lost circulation material

#138
20210348050
2021-11-11

Chemical Additives for Enhancing the Performance of Friction Reducer Solution and its Applications Thereof

#139
20210332288
2021-10-28

Use of multiple charged cationic compounds derived from polyamines for clay stabilization in oil and gas operations

#140
20210332286
2021-10-28

Low glass transition temperature polymer latex drag reducing agent

#141
20210332282
2021-10-28

Invert-emulsion drilling fluids and methods for reducing lost circulation in a subterranean formation using the invert-emulsion drilling fluids

#142
20210324258
2021-10-21

Protection of Structures with Subterranean Injection of Lignocellulosic Solids

#143
20210324257
2021-10-21

Nanosheet polymer composite for water shutoff

#144
20210323909
2021-10-21

Amidoamine synthesis, methods to track the reaction process

#145
20210309907
2021-10-07

Well treatment fluid having biodegradable fluid loss control agent

#146
20210292632
2021-09-23

Composition and production method of same, and dispersing agent

#147
20210277303
2021-09-09

Storable liquid suspension of hollow particles

#148
20210261853
2021-08-26

Low molecular weight polyacrylates for EOR

#149
20210253942
2021-08-19

CHEMICAL ADDITIVES AND SURFACTANT COMBINATIONS FOR FAVORABLE ALTERATION OF HYDROCARBON PROPERTIES AND IMPROVED HYDROCARBON RECOVERY FACTORS

#150
20210246362
2021-08-12

Associative copolymers with hydrophobic quaternized (meth)acrylamide and (meth)acrylic acid derivatives

#151
20210238466
2021-08-05

Use of a process fluid with an environmentally compatible biostabilizer in a geothermal borehole

#152
20210230331
2021-07-29

Associative copolymers with hydrophobic quaternized (meth)acrylamide and (meth)acrylic acid derivatives

#153
20210222048
2021-07-22

Crosslinked synthetic polymer-based reservoir drilling fluid

#154
20210222044
2021-07-22

Processes for producing high-viscosity compounds as rheology modifiers, and compositions produced therefrom

#155
20210215026
2021-07-15

METHODS OF TREATMENT OF A SUBTERRANEAN FORMATION WITH POLYMERIC STRUCTURES FORMED IN SITU

#156
20210214601
2021-07-15

Method and material for isolating a severe loss zone

#157
20210207464
2021-07-08

Polymer blends for stimulation of oil and gas wells

#158
20210207020
2021-07-08

Method of removing calcium-containing water-based filter cake using a biodegradable acid solution

#159
20210179927
2021-06-17

Well treatment fluids composition

#160
20210179913
2021-06-17

Substituted saccharides or glycosides and use thereof in a drilling fluid composition

#161
20210179911
2021-06-17

Thermally responsive anti-sag agents

#162
20210179910
2021-06-17

LUBRICANT FOR DRILLING AND DRILL-IN FLUIDS

#163
20210179774
2021-06-17

POLYMERIC ANTI-AGGLOMERANT HYDRATE INHIBITOR

#164
20210177791
2021-06-17

Three-dimensional cage-like hyperbranched monomer, and preparation method and application thereof

#165
20210171826
2021-06-10

CONVERTING INVERT EMULSIONS TO EMULSIONS USING POLYVALENT SALTS OF POLYMERIC WEAK ACIDS

#166
20210171819
2021-06-10

Methods of reducing zinc concentration in fluids

#167
20210163810
2021-06-03

Plasticized polyvinyl alcohol diverter materials

#168
20210163807
2021-06-03

Nanometer plugging water-based drilling fluid and preparation method and use thereof

#169
20210139765
2021-05-13

Composition and method of manufacturing of whole date palm seed lost circulation material (LCM)

#170
20210130673
2021-05-06

Methods of making and using a superabsorbent polymer fluid

#171
20210122963
2021-04-29

Methods and systems to rapidly hydrate dry polyacrylamides polymers in a chemical delivery matrix

#172
20210122851
2021-04-29

Ionic liquid shale inhibitor for drilling fluid and preparation method and application thereof

#173
20210115760
2021-04-22

Methods for increasing wellbore strength

#174
20210115423
2021-04-22

BACTERIAL MANNANASES

#175
20210115320
2021-04-22

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

#176
20210115316
2021-04-22

Temperature stability of polyols and sugar alcohols in brines

#177
20210115315
2021-04-22

Demulsifying method for drilling fluids

#178
20210108470
2021-04-15

Graphene oxide coated membranes to increase the density of water base fluids

#179
20210108132
2021-04-15

Well treatment compositions and methods comprising certain microemulsions and certain clay control additives exhibiting synergistic effect of enhancing clay swelling protection and persistency

#180
20210108130
2021-04-15

Chemical Additives for Enhancing the Performance of Friction Reducer Solution and Its Applications Thereof

#181
20210102107
2021-04-08

INDUCIBLY DEGRADABLE POLYACETAL COMPOSITIONS FOR USE IN SUBTERRANEAN FORMATIONS

#182
20210087453
2021-03-25

High-temperature resistant, high-strength, and thixotropic gel plugging agent and its preparation method and application

#183
20210079284
2021-03-18

Methods and compositions including associative polymers

#184
20210071066
2021-03-11

Sustainable agents for enhanced oil recovery and drilling additives derived from microbial biomass

#185
20210071060
2021-03-11

Drilling fluids and methods of making thereof

#186
20210070891
2021-03-11

REFINED BETA-GLUCAN AND METHODS OF MAINTAINING FILTERABILITY OF BETA-GLUCAN COMPOSITIONS AT VARIOUS SALINITIES

#187
20210062067
2021-03-04

Nanofibril cellulose additive

#188
20210062063
2021-03-04

Micronized loss prevention material (LPM) for preventive loss control

#189
20210054254
2021-02-25

Drilling fluid lubricant and preparation method and use thereof

#190
20210047558
2021-02-18

Defoaming composition comprising a tall-oil-derived surfactant

#191
20210047552
2021-02-18

Gas generating compositions

#192
20210047551
2021-02-18

Hydrocarbon wells including crosslinked polymer granules as lost circulation material and methods of drilling the hydrocarbon wells

#193
20210040375
2021-02-11

Foaming Agent Composition and Method for Removing Hydrocarbon Liquids from Subterranean Wells

#194
20210040275
2021-02-11

POLY (AMINO ACID) RHEOLOGY MODIFIER COMPOSITIONS AND METHODS OF USE

#195
20210032556
2021-02-04

Lubricants that include alkyl esters and fatty acids

#196
20210032525
2021-02-04

Spacer fluids and cement slurries that include surfactants

#197
20210032522
2021-02-04

Lubricants that include alkyl esters and fatty acids

#198
20210024810
2021-01-28

Controlling metal sulfide scale in drilling operations

#199
20210002537
2021-01-07

Date tree waste-based compound fibrous LCMs

#200
20200407624
2020-12-31

Sequenced polymers for monitoring the filtrate

#201
20200407621
2020-12-31

EMULSIFIED DRILLING FLUIDS AND METHODS OF MAKING AND USE THEREOF

#202
20200407619
2020-12-31

Rapidly dehydrating lost circulation material (LCM)

#203
20200369945
2020-11-26

Acid sensitive emulsifier for use in subterranean treatment operations

#204
20200369937
2020-11-26

Date tree waste-based compound fibrous LCMs

#205
20200362220
2020-11-19

Unfoldable device for controlling loss circulation

#206
20200339429
2020-10-29

Slurry compositions containing mixed branched alkyl organoclay compositions

#207
20200332177
2020-10-22

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

#208
20200332169
2020-10-22

Methods of suspending weighting agents in a drilling fluid

#209
20200325044
2020-10-15

Synthetic acid and associated methods

#210
20200317980
2020-10-08

Lost circulation material (LCM) pill for partial loss control

#211
20200308477
2020-10-01

Downhole high temperature rheology control

#212
20200308475
2020-10-01

Oleofuransulfonate surfactants for use in wellbore applications

#213
20200308468
2020-10-01

CROSS-LINKED LEVAN BLENDS AS LOST CIRULATION MATERIALS

#214
20200308467
2020-10-01

Reversible aminal gel compositions, methods, and use

#215
20200299570
2020-09-24

Increased availability and reduced costs for viscoelastic surfactants used in hydrofracturing fluids

#216
20200299561
2020-09-24

Friction reducers

#217
20200299560
2020-09-24

Treatment methods using aqueous fluids containing oil-soluble treatment agents

#218
20200299499
2020-09-24

Multivalent cation-containing copolymer, process for production thereof and use thereof to treating aqueous dispersions

#219
20200291290
2020-09-17

Fluids containing cellulose fibers and cellulose nanoparticles for oilfield applications

#220
20200291285
2020-09-17

Development of retarded acid system

#221
20200291284
2020-09-17

DIVALENT BRINE FLUIDS HAVING IMPROVED RHEOLOGY AND MULTIFUNCTIONAL PROPERTIES

#222
20200283671
2020-09-10

Drilling fluid composition including viscosifier and method of using the same

#223
20200283670
2020-09-10

Non-aqueous suspensions

#224
20200277532
2020-09-03

Hydrocarbon fluids and uses thereof

#225
20200277422
2020-09-03

Dual-mechanism thickening agents for hydraulic fracturing fluids

#226
20200270509
2020-08-27

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

#227
20200270508
2020-08-27

Sequenced polymers for monitoring the filtrate and the rheology

#228
20200270502
2020-08-27

Gas generating compositions

#229
20200263081
2020-08-20

Rheology control of nanocellulose treatment fluids

#230
20200263072
2020-08-20

High solids tolerant invert emulsion fluids

#231
20200255721
2020-08-13

Release system and method

#232
20200255715
2020-08-13

High density, low TCT monovalent brines and uses thereof

#233
20200255624
2020-08-13

LATEX STABILIZER FOR SYNTHETIC LATEX AND METHODS OF USE

#234
20200248066
2020-08-06

Crosslinked polymer compositions for use in subterranean formation operations

#235
20200248061
2020-08-06

Lubricants for water-based drilling fluids

#236
20200231860
2020-07-23

Additive to improve cold temperature properties in oil-based fluids

#237
20200224074
2020-07-16

Star macromolecules for wellbore applications

#238
20200216739
2020-07-09

Additive to enhance sag stability of drilling fluid

#239
20200208039
2020-07-02

Urea Hydrochloride Compositions and Associated Methods

#240
20200208038
2020-07-02

Microsphere compositions and methods for production in oil-based drilling fluids

#241
20200199474
2020-06-25

Transformer oil basestock and transformer oil composition comprising the same

#242
20200199407
2020-06-25

Processes for producing lignin-coated hydrophobic cellulose, and compositions and products produced therefrom

#243
20200190388
2020-06-18

WORKOVER FLUID COMPOSITIONS AND METHODS OF USE THEREOF

#244
20200190384
2020-06-18

Viscosity supporting additive for water-based drilling and completions fluids

#245
20200165504
2020-05-28

Spacer fluid compositions that include surfactants

#246
20200157400
2020-05-21

Sulfur- and phosphorus-free extreme pressure lubricant and preparation method and application thereof

#247
20200148941
2020-05-14

Compositions providing consolidation and water-control

#248
20200148934
2020-05-14

Invert emulsion drilling fluids with fatty acid and fatty amine rheology modifiers

#249
20200148855
2020-05-14

Emulsifier particles and methods for making and using same

#250
20200140739
2020-05-07

Methods of using drilling fluid compositions with enhanced rheology

#251
20200131422
2020-04-30

High density, low TCT monovalent brines and uses thereof

#252
20200131421
2020-04-30

Nanocelluloses and biogums for viscosity modification

#253
20200131420
2020-04-30

METHOD AND COMPOSITION OF MATTER FOR REDUCING LOST CIRCULATION

#254
20200115617
2020-04-16

Synergistic sulfide scavenging additives for use in oilfield operations

#255
20200115616
2020-04-16

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

#256
20200115609
2020-04-16

CONTROLLED BREAK ENZYME FORMULATIONS

#257
20200109329
2020-04-09

Synergized acetals composition and method for scavenging sulfides and mercaptans

#258
20200102798
2020-04-02

Used automobile tires as loss circulation material

#259
20200095491
2020-03-26

Development of anti-bit balling fluids

#260
20200095490
2020-03-26

METHODS AND SYSTEMS FOR NEUTRALIZING HYDROGEN SULFIDE DURING DRILLING

#261
20200095386
2020-03-26

Poly (amino acid) rheology modifier compositions and methods of use

#262
20200087563
2020-03-19

Invert emulsion drilling fluids with fatty acid and fatty diol rheology modifiers

#263
20200087560
2020-03-19

Emulsifier compositions for invert emulsion fluids and methods of using the same

#264
20200087559
2020-03-19

Charged composite materials, methods of synthesizing, and methods of use

#265
20200079988
2020-03-12

Flaky date fruit cap for moderate to severe loss control

#266
20200079987
2020-03-12

Flaky date fruit cap for moderate to severe loss control

#267
20200071602
2020-03-05

Use of multiple charged cationic compounds derived from polyamines for clay stabilization in oil and gas operations

#268
20200071590
2020-03-05

Drilling mud with enhanced activated sludge additive

#269
20200062695
2020-02-27

PROCESS FOR MAKING MIXTURES OF CHELATING AGENTS

#270
20200048526
2020-02-13

Nanosilica dispersion well treatment fluid

#271
20200040247
2020-02-06

Development of anti-bit balling fluids

#272
20200024500
2020-01-23

Environmentally-friendly lubricant for oil field drilling fluid applications

#273
20200024499
2020-01-23

Synthesized lubricants for water-based drilling fluid systems

#274
20200017753
2020-01-16

Compositions and methods for scavenging HS

#275
20200017752
2020-01-16

Use Of A Composition Containing At Least One Biodegradable Sugar-Amide-Compound In Combination With At Least One Sulfur-Based Synergist For Corrosion Inhibition Of A Metallic Equipment In Oilfield Applications

#276
20200010593
2020-01-09

Surfactant responsive emulsion polymerization micro-gels

#277
20200002592
2020-01-02

Date palm seed-based lost circulation material (LCM)

#278
20190383121
2019-12-19

TREATMENT OF SILICEOUS MATERIALS USING CATECHOL AND AMINES IN SUBTERRANEAN APPLICATIONS

#279
20190382653
2019-12-19

Sustained release system for reservoir treatment and monitoring

#280
20190376052
2019-12-12

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

#281
20190375981
2019-12-12

Sulfate scale inhibition in high pressure and high temperature applications

#282
20190375978
2019-12-12

Use of shape memory materials in wellbore servicing fluids

#283
20190375977
2019-12-12

Chemical plugs for preventing wellbore treatment fluid losses

#284
20190375974
2019-12-12

Two-component lost circulation pill for seepage to moderate loss control

#285
20190375973
2019-12-12

Date tree waste-based trinary fibrous mix for moderate to severe loss control

#286
20190375701
2019-12-12

Synthesis of sodium formate and drilling fluid comprising the same

#287
20190375700
2019-12-12

Synthesis of sodium formate and drilling fluid comprising the same

#288
20190367795
2019-12-05

Curable composition and resin for treatment of a subterranean formation

#289
20190367794
2019-12-05

Reversible aminal gel compositions, methods, and use

#290
20190359877
2019-11-28

Reversible aminal gel compositions, methods, and use

#291
20190352554
2019-11-21

Reversible aminal gel compositions, methods, and use

#292
20190345371
2019-11-14

Petrified cellulosic materials as additives to treatment fluids

#293
20190345282
2019-11-14

Surfactant responsive emulsion polymerized micro-gels

#294
20190338177
2019-11-07

Thermally Stabilized Friction Reduction Compositions and Methods for Use Thereof

#295
20190323304
2019-10-24

Downhole in-situ heat generation to remove filtercake

#296
20190323303
2019-10-24

Downhole in-situ heat generation to remove filtercake

#297
20190322919
2019-10-24

Shale Hydration Inhibition Agent

#298
20190316431
2019-10-17

Methods for wellbore milling operations

#299
20190316107
2019-10-17

POLYPEPTIDES HAVING XANTHAN DEGRADING ACTIVITY AND POLYNUCLEOTIDES ENCODING SAME

#300
20190316030
2019-10-17

Clay inhibitors for drilling, fracturing, and other procedures