ClassID:

104987

C09K2208/12 - CPC Classification

Classification description:

Aspects relating to compositions of drilling or well treatment fluids Swell inhibition, i.e. using additives to drilling or well treatment fluids for inhibiting clay or shale swelling or disintegrating

Recent Application in this class:
#1
20260132330
2026-05-14

HIGH-TEMPERATURE FOAM FRACTURING FLUID WITH SYNTHETIC POLYMER

#2
20260098204
2026-04-09

INJECTION FLUIDS COMPRISING AN ANIONIC SURFACTANT FOR TREATING UNCONVENTIONAL FORMATIONS

#3
20260078296
2026-03-19

SUSTAINED-RELEASE SCALE INHIBITORS

#4
20260062604
2026-03-05

INFUSED AND COATED PROPPANT CONTAINING CHEMICAL TREATMENT AGENTS AND METHODS OF USING SAME

#5
20260028520
2026-01-29

EMULSION STABILIZING AGENTS

#6
20250361436
2025-11-27

METHOD OF FABRICATING SURFACTANT FOR IMPROVING THE RECOVERY RATE OF OIL RESERVOIRS IN LOW-PERMEABILITY SANDSTONE

#7
20250354047
2025-11-20

METAL OXIDE NANOSHALE INHIBITORS FOR WATER-BASED DRILLING FLUIDS

#8
20250327389
2025-10-23

WATER/GAS RATIO REDUCER COMPOUNDS

#9
20250326964
2025-10-23

CLAY SWELLING INHIBITORS

#10
20250326963
2025-10-23

DRILLING WITH WATER-BASED MUD INCLUDING MULTIPLE CLAYS

#11
20250270441
2025-08-28

ENHANCED TREATMENT OF KEROGEN WITH FORMATE-BASED SLICKWATER FLUIDS

#12
20250223485
2025-07-10

WELLBORE FLUIDS INCLUDING SHALE INHIBITORS, AND RELATED METHODS

#13
20250136858
2025-05-01

DUAL-PURPOSE SACRIFICIAL ANTI-SWELLING AGENT, PREPARATION METHOD AND APPLICATION THEREOF

#14
20250109330
2025-04-03

METHOD FOR REDUCING HYDROGEN SULFIDE (H2S) CONTENT OF H2S-CONTAINING SUBTERRANEAN FORMATION

#15
20250092299
2025-03-20

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

#16
20250066659
2025-02-27

CLAY SWELLING INHIBITOR COMPOSITIONS AND METHODS OF USING SAME

#17
20250051627
2025-02-13

SHALE INHIBITORS AND SYSTEMS AND METHODS RELATED THERETO

#18
20250034448
2025-01-30

METHOD OF EXTRACTING AND SEPARATING WITH ENHANCED OIL RECOVERY

#19
20240376366
2024-11-14

Method of drilling a shale formation with a drilling fluid composition

#20
20240352305
2024-10-24

METHOD FOR ENGINEERED GEOTHERMAL SYSTEM TREATMENT USING BRINES

#21
20240327698
2024-10-03

INJECTION FLUIDS FOR STIMULATING FRACTURED FORMATIONS

#22
20240301271
2024-09-12

Date palm residue drilling mud composition

#23
20240301270
2024-09-12

Modified bentonite drilling fluid composition

#24
20240301269
2024-09-12

Method of drilling a subterranean geological formation with date based drilling fluid preliminary class

#25
20240287374
2024-08-29

EMULSION STABILIZING AGENTS

#26
20240279532
2024-08-22

INJECTION FLUIDS COMPRISING A NON-IONIC SURFACTANT FOR TREATING UNCONVENTIONAL FORMATIONS

#27
20240271032
2024-08-15

INJECTION FLUIDS COMPRISING AN ANIONIC SURFACTANT FOR TREATING UNCONVENTIONAL FORMATIONS

#28
20240229606
2024-07-11

SHALE INHIBITOR ADDITIVES, WELLBORE FLUIDS COMPRISING SAID ADDITIVES, AND METHODS OF USING SAID FLUIDS

#29
20240228861
2024-07-11

Ionic Liquid Chain Transfer Agent As Well Treatment Additive

#30
20240209252
2024-06-27

METHODS FOR STABILIZING WATER SENSITIVE CLAYS AND MIGRATING FINES IN SUBTERRANEAN FORMATIONS

#31
20240141223
2024-05-02

ENVIRONMENTALLY FRIENDLY NANOSHALE INHIBITOR IN AQUEOUS-BASED WELLBORE FLUIDS

#32
20240101886
2024-03-28

SHALE HYDRATION INHIBITORS AND SUBTERRANEAN TREATMENT FLUIDS CONTAINING THEM

#33
20240043738
2024-02-08

ADDITIVES AND METHODS, COMPOSITIONS AND USES RELATING THERETO

#34
20240043736
2024-02-08

ANTI-SLOUGHING DRILLING FLUID AND USE THEREOF

#35
20240018407
2024-01-18

DRILLING FLUIDS AND METHODS OF MAKING AND USING THEREOF

#36
20240010903
2024-01-11

DEEP EUTECTIC SOLVENTS

#37
20230399562
2023-12-14

Infused and coated proppant containing chemical treatment agents and methods of using same

#38
20230357622
2023-11-09

Inhibitive divalent wellbore fluids, methods of providing said fluids, and uses thereof

#39
20230323183
2023-10-12

Ethylene amine hydrochloride based shale inhibitor for aqueous drilling fluids

#40
20230220266
2023-07-13

Method for engineered geothermal system treatment using brines

#41
20230183543
2023-06-15

Silicate shale inhibitor additives

#42
20230151266
2023-05-18

DRIED SHALE INHIBITOR ADDITIVES

#43
20230133053
2023-05-04

Bionic and dual-phobic high-performance water-based drilling fluid

#44
20230043923
2023-02-09

Aqueous retarded acid treatment composition for well stimulation

#45
20230041084
2023-02-09

Method for engineered geothermal system in-situ conformance improvement treatment using brines infused with CO2

#46
20230021923
2023-01-26

OPTICAL SWELL METERS AND METHODS OF USING SAME

#47
20230002664
2023-01-05

Compositions and methods for inhibiting shale and preventing shale accretion

#48
20220363971
2022-11-17

Spacer fluids and methods for cementing a casing in a wellbore

#49
20220290030
2022-09-15

Drilling fluids and methods of making and using thereof

#50
20220259486
2022-08-18

Hydraulic fracturing fluids with an aqueous base fluid and clay stabilizer and methods for hydraulic fracturing using the same

#51
20220259482
2022-08-18

Cement slurries and methods for cementing a casing in a wellbore

#52
20220259480
2022-08-18

Water-based drilling fluid compositions and methods for drilling subterranean wells

#53
20220228050
2022-07-21

Nano-organosilicon film-forming and hydrophobic shale surface hydration inhibitor and its preparation method and application

#54
20220169913
2022-06-02

Methods for stabilizing water sensitive clays and migrating fines in subterranean formations

#55
20220106515
2022-04-07

Compositions for enhanced oil recovery

#56
20220073813
2022-03-10

Infused and coated proppant containing chemical treatment agents and methods of using same

#57
20220049144
2022-02-17

Clay Stabilization Composition

#58
20210395598
2021-12-23

Water-based foamed system for perforating zones with low pressure and high temperature

#59
20210388719
2021-12-16

Solvent-stabilized colorimetric detection of amine-based additives

#60
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

#61
20210355365
2021-11-18

Potassium salt treatment fluids for clay stabilization

#62
20210340433
2021-11-04

Acid emulsifier technology for continuous mixed emulsified acid systems

#63
20210332288
2021-10-28

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

#64
20210284900
2021-09-16

Ceramic foundry media and related methods

#65
20210269698
2021-09-02

Modified graphene shale inhibitors

#66
20210163807
2021-06-03

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

#67
20210155846
2021-05-27

Multifunctional friction reducers

#68
20210122851
2021-04-29

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

#69
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

#70
20210108126
2021-04-15

Compositions comprising aminated dextrin compounds and subterranean treatment methods using the same

#71
20210102108
2021-04-08

Solid shale inhibitor additives

#72
20210095184
2021-04-01

Injection fluids comprising an anionic surfactant for treating unconventional formations

#73
20210071059
2021-03-11

Cationic and anionic shale inhibitors and clay stabilizers

#74
20210071058
2021-03-11

Method for making and using a drilling fluid

#75
20210054261
2021-02-25

Acidizing solution for dissolution of clay mineral and preparation method thereof

#76
20210032525
2021-02-04

Spacer fluids and cement slurries that include surfactants

#77
20210009887
2021-01-14

Synergist for water-based drilling fluid and preparation method therefor, water-based drilling fluid and application thereof

#78
20210003002
2021-01-07

Colorimetric detection of amine-based shale inhibitors

#79
20200407621
2020-12-31

EMULSIFIED DRILLING FLUIDS AND METHODS OF MAKING AND USE THEREOF

#80
20200369938
2020-11-26

Inhibitive divalent wellbore fluids, methods of providing said fluids, and uses thereof

#81
20200354626
2020-11-12

Selective salt management for wellbore fluids using microgel particles

#82
20200354623
2020-11-12

Crystallization suppressant combinations for high density clear brine fluids

#83
20200317993
2020-10-08

Injection fluids for stimulating fractured formations

#84
20200317992
2020-10-08

Injection fluids comprising a non-ionic surfactant for treating unconventional formations

#85
20200308467
2020-10-01

Reversible aminal gel compositions, methods, and use

#86
20200299570
2020-09-24

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

#87
20200299562
2020-09-24

Drilling fluid for downhole electrocrushing drilling

#88
20200291285
2020-09-17

Development of retarded acid system

#89
20200248061
2020-08-06

Lubricants for water-based drilling fluids

#90
20200231859
2020-07-23

Water-soluble polymer shale inhibitors

#91
20200230554
2020-07-23

Method of controlling salinity of a low salinity injection water

#92
20200216740
2020-07-09

Reusable high performance water based drilling fluids

#93
20200190392
2020-06-18

CORING FLUID COMPOSITIONS AND METHODS OF USE THEREOF

#94
20200181472
2020-06-11

Functionalized nanosilica as shale inhibitor in water-based fluids

#95
20200165506
2020-05-28

Drilling fluid for downhole electrocrushing drilling

#96
20200165504
2020-05-28

Spacer fluid compositions that include surfactants

#97
20200149382
2020-05-14

In-line treatment cartridge and methods of using same

#98
20200148942
2020-05-14

Compositions and methods for delayed crosslinking in hydraulic fracturing fluids

#99
20200140739
2020-05-07

Methods of using drilling fluid compositions with enhanced rheology

#100
20200095491
2020-03-26

Development of anti-bit balling fluids

#101
20200087560
2020-03-19

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

#102
20200079989
2020-03-12

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

#103
20200071602
2020-03-05

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

#104
20200040247
2020-02-06

Development of anti-bit balling fluids

#105
20200024508
2020-01-23

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

#106
20200024502
2020-01-23

Drilling fluid for downhole electrocrushing drilling

#107
20200017755
2020-01-16

Aminated dextrin compounds and subterranean treatment methods using the same

#108
20190375975
2019-12-12

Betaines for shale stabilization

#109
20190367803
2019-12-05

Easily dispersible polymer powder for hydrocarbon extraction

#110
20190367794
2019-12-05

Reversible aminal gel compositions, methods, and use

#111
20190359877
2019-11-28

Reversible aminal gel compositions, methods, and use

#112
20190352554
2019-11-21

Reversible aminal gel compositions, methods, and use

#113
20190322919
2019-10-24

Shale Hydration Inhibition Agent

#114
20190316030
2019-10-17

Clay inhibitors for drilling, fracturing, and other procedures

#115
20190309210
2019-10-10

Development of anti-bit balling fluids

#116
20190292432
2019-09-26

Spacer fluid compositions, methods, and systems for aqueous based drilling mud removal

#117
20190292431
2019-09-26

Spacer fluid compositions, methods, and systems for aqueous based drilling mud removal

#118
20190276730
2019-09-12

On-line diverting acid for continuous injection into water injection wells and a preparation method thereof

#119
20190256758
2019-08-22

High densitiy clear brine fluids

#120
20190234194
2019-08-01

Storing and de-liquefying liquefied natural gas (LNG) at a wellsite

#121
20190233708
2019-08-01

Enhanced filtration control packages, wellbore servicing fluids utilizing the same, and methods of maintaining the structure of a wellbore

#122
20190233707
2019-08-01

Enhanced filtration control packages, wellbore servicing fluids utilizing the same, and methods of maintaining the structure of a wellbore

#123
20190225873
2019-07-25

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

#124
20190203096
2019-07-04

Cement slurries, cured cements and methods of making and use thereof

#125
20190203095
2019-07-04

Cement slurries, cured cements and methods of making and use thereof

#126
20190194527
2019-06-27

Shale treatment

#127
20190185733
2019-06-20

CLAY INHIBITORS FOR DRILLING, FRACTURING, AND OTHER PROCEDURES

#128
20190136110
2019-05-09

Drill-in fluid compositions and methods

#129
20190119563
2019-04-25

Determining residual friction reducer concentrations for subterranean treatment fluids

#130
20190093005
2019-03-28

High Temperature Crosslinked Fracturing Fluids

#131
20190092996
2019-03-28

DISPERSANT IN CEMENT FORMULATIONS FOR OIL AND GAS WELLS

#132
20190071595
2019-03-07

High performance water based fluid

#133
20190055463
2019-02-21

Fracturing fluid composition containing an acrylamido-tert-butylsulfonate polymer

#134
20190023972
2019-01-24

SHALE SWELLING INHIBITORS

#135
20190016946
2019-01-17

High temperature crosslinked fracturing fluids

#136
20190016945
2019-01-17

Organic acid fracturing fluid composition

#137
20190010377
2019-01-10

Functionalized nanosilica as shale inhibitor in water-based fluids

#138
20180371308
2018-12-27

FOOD GRADE MATERIAL AS EFFECTIVE CLAY CONTROL AGENT

#139
20180346784
2018-12-06

Betaines for shale stabilization

#140
20180340120
2018-11-29

Compositions and methods for the stabilization of clay containing soils

#141
20180320063
2018-11-08

Development of retarded acid system

#142
20180320062
2018-11-08

Glutamic diacetic acid-containing aqueous fluid composition

#143
20180320061
2018-11-08

Saltwater-based fracturing fluid

#144
20180320050
2018-11-08

Methods of using drilling fluid compositions with enhanced rheology

#145
20180312439
2018-11-01

Dispersant in cement formulations for oil and gas wells

#146
20180291257
2018-10-11

Methods and systems for infusing porous ceramic proppant with a chemical treatment agent

#147
20180282216
2018-10-04

Dispersant in cement formulations for oil and gas wells

#148
20180273833
2018-09-27

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

#149
20180237688
2018-08-23

Infused and coated proppant containing chemical treatment agents and methods of using same

#150
20180230354
2018-08-16

High-performance aqueous-phase polymer fluid for drilling well bores in low-gradient formations

#151
20180223178
2018-08-09

RENEWABLE DIESEL BASE FLUIDS FOR USE IN SUBTERRANEAN FORMATION OPERATIONS

#152
20180223175
2018-08-09

Retarded acid systems, emulsions, and methods for using in acidizing carbonate formations

#153
20180223172
2018-08-09

Crystallization suppressant combinations for high density clear brine fluids

#154
20180223169
2018-08-09

Spacer fluid compositions that include surfactants

#155
20180223168
2018-08-09

Spacer fluids and cement slurries that include surfactants

#156
20180223167
2018-08-09

Spacer fluid compositions, methods, and systems for aqueous based drilling mud removal

#157
20180223166
2018-08-09

Invert emulsion based drilling fluid and methods of using same

#158
20180223165
2018-08-09

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

#159
20180223163
2018-08-09

Compositions and methods of making of shale inhibition fluids

#160
20180223162
2018-08-09

Development of anti-bit balling fluids

#161
20180223161
2018-08-09

Development of anti-bit balling fluids

#162
20180223160
2018-08-09

Anti-bit balling drilling fluids, and methods of making and use thereof

#163
20180223159
2018-08-09

Anti-bit balling drilling fluids, and methods of making and use thereof

#164
20180223158
2018-08-09

Drilling fluid compositions with enhanced rheology and methods of using same

#165
20180223156
2018-08-09

Enhanced filtration control packages, wellbore servicing fluids utilizing the same, and methods of maintaining the structure of a wellbore

#166
20180223153
2018-08-09

Lubricants for water-based drilling fluids

#167
20180222797
2018-08-09

Cement slurries, cured cement and methods of making and use thereof

#168
20180222796
2018-08-09

Cement slurries, cured cements and methods of making and use thereof

#169
20180201823
2018-07-19

Drilling fluid for downhole electrocrushing drilling

#170
20180194987
2018-07-12

Drilling fluid for downhole electrocrushing drilling

#171
20180194986
2018-07-12

Drilling fluid for downhole electrocrushing drilling

#172
20180194984
2018-07-12

Methods and compositions for in-situ polymerization reaction to improve shale inhibition

#173
20180187067
2018-07-05

Pressure-reducing and injection-enhancing anti scaling agent for low-permeability water-injection well and preparation method thereof

#174
20180179437
2018-06-28

Treatment fluids for a subterranean formation

#175
20180148635
2018-05-31

Polymeric systems for particle dispersion

#176
20180127634
2018-05-10

Reversible aminal gel compositions, methods, and use

#177
20180118999
2018-05-03

Compositions and methods for stabilizing water sensitive clays and migrating fines in subterranean formations

#178
20180118998
2018-05-03

Controlled-Release Chemical Particulate Composition for Well Treatment

#179
20180112122
2018-04-26

Compositions for enhanced oil recovery

#180
20180112119
2018-04-26

Reverse emulsion-based slick water concentration system with drag reduction, flow back enhancement and clay stabilization functions

#181
20180112118
2018-04-26

Oil-phase-free triple-play slick water concentration system with effects of synergistically reducing drag, assisting drainage and promoting clay stabilization

#182
20180112117
2018-04-26

Multifunctional slick water concentrate integrating properties of drag reducer, flow back surfactant and clay stabilizer

#183
20180094507
2018-04-05

Chemical attenuator sleeve

#184
20180066172
2018-03-08

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

#185
20180065889
2018-03-08

Functionalized polyamines for clay mitigation

#186
20180022985
2018-01-25

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

#187
20180016488
2018-01-18

Compositions and methods for delayed crosslinking in hydraulic fracturing fluids

#188
20170369759
2017-12-28

Compositions for enhanced oil recovery

#189
20170362497
2017-12-21

Easily dispersible polymer powder for hydrocarbon extraction

#190
20170362490
2017-12-21

Drilling fluid for downhole electrocrushing drilling

#191
20170335166
2017-11-23

Methods of designing an invert emulsion fluid having high associative stability

#192
20170335163
2017-11-23

Drilling fluid additive composition and pseudo oil-based drilling fluid suitable for horizontal shale gas wells

#193
20170335161
2017-11-23

Reversible aminal gel compositions, methods, and use

#194
20170327726
2017-11-16

Self-degradation swelling diverter system

#195
20170327723
2017-11-16

WELLBORE FLUIDS FOR INCREASED WELLBORE STABILITY AND REDUCED TORQUE

#196
20170321110
2017-11-09

ENHANCED OIL RECOVERY FLUID COMPRISING POTASSIUM CARBONATE, ASSOCIATED METHODS AND ARRANGEMENT

#197
20170306210
2017-10-26

Alkylated Polyetheramines as Clay Stabilizing Agents

#198
20170275519
2017-09-28

In situ generation of nano-clay drilling fluid

#199
20170267916
2017-09-21

CHEMICAL SUSPENSIONS FOR PRECISE CONTROL OF HYDROCARBON RESERVOIR TREATMENT FLUIDS

#200
20170260439
2017-09-14

Method for forming a high-performance aqueous-phase polymer fluid and system for drilling well bores in low-gradient formations

#201
20170247595
2017-08-31

Shale hydration inhibitor and method of use

#202
20170241261
2017-08-24

Formation stabilization workflow

#203
20170240790
2017-08-24

Rare earth-containing compounds to enhance performance of downhole treatment compositions

#204
20170233643
2017-08-17

Biopolymer based cationic surfactant for clay stabilization and prevention of sludging

#205
20170218251
2017-08-03

Polyvinyl alcohol-based shale inhibitor

#206
20170218250
2017-08-03

Functionalized nanosilica as shale inhibitor in water-based fluids

#207
20170218248
2017-08-03

Reversible aminal gel compositions, methods, and use

#208
20170210976
2017-07-27

Perforation balls and methods of using the same

#209
20170210973
2017-07-27

Methods of stabilizing clays within a subterranean formation

#210
20170210966
2017-07-27

Clay stabilizing and methods of use with quaternary ammonium salts

#211
20170204318
2017-07-20

Modified hydroxyethyl cellulosic polymers for improved well bore fluids and related uses

#212
20170190954
2017-07-06

Polymeric ionic liquid clay control agents

#213
20170183560
2017-06-29

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

#214
20170158951
2017-06-08

High temperature crosslinked fracturing fluids

#215
20170145282
2017-05-25

Clay stabilizers

#216
20170137700
2017-05-18

Low residue, high salinity fracturing fluids

#217
20170137692
2017-05-18

Anti-accretion additives for wellbore fluids and methods of use thereof

#218
20170114266
2017-04-27

Rare earth-containing compounds to enhance performance of downhole treatment compositions

#219
20170101573
2017-04-13

Crosslinked high molecular weight polymers for use in water-based drilling fluids

#220
20170081582
2017-03-23

Amido-amine based cationic gemini surfactants for clay inhibition

#221
20170058184
2017-03-02

Controlled-Release Chemical Particulate Composition for Well Treatment

#222
20170058182
2017-03-02

Method of treating water-swellable minerals in a subterranean formation with a stabilizing compound with a cationic group and hydrophobic portion

#223
20170058179
2017-03-02

Method for making and using a drilling fluid

#224
20170002255
2017-01-05

Methods and compositions for in-situ polymerization reaction to improve shale inhibition

#225
20160376489
2016-12-29

LUBRICANT FOR HIGH pH WATER BASED MUD SYSTEM

#226
20160362965
2016-12-15

Method to gravel pack using a fluid that converts to in-situ proppant

#227
20160362600
2016-12-15

DISINTEGRATING UNIT DOSE POD FOR WELL SERVICING FLUIDS

#228
20160355721
2016-12-08

Dry drilling fluid additives and methods relating thereto

#229
20160347983
2016-12-01

Clay stabilization with control of migration of clays and fines

#230
20160333248
2016-11-17

Bionic drilling fluid and preparation method thereof

#231
20160304764
2016-10-20

Biodegradable, food grade shale stabilizer for use in oil and gas wells

#232
20160264836
2016-09-15

Oil and gas treatment composition comprising hydroxyethyl cellulose and crosslinked polyvinylpyrrolidone

#233
20160251569
2016-09-01

Constraining pyrite activity in shale

#234
20160230063
2016-08-11

BIONIC SHALE INHIBITOR AND PREPARATION METHOD THEREOF AND DRILLING FLUID

#235
20160222275
2016-08-04

Wellbore fluid additives of fibrillated fibers and methods of use

#236
20160214901
2016-07-28

Cement compatible water-based drilling mud compositions

#237
20160208158
2016-07-21

AMINE-BASED SHALE INHIBITOR AND METHODS FOR DRILLING, FRACTURING, AND WELL TREATMENT

#238
20160168444
2016-06-16

Methods of designing an invert emulsion fluid having high associative stability

#239
20160160108
2016-06-09

Solids-free diverting agents and methods related thereto

#240
20160137909
2016-05-19

System To Efficiently Deliver High Pour Point Chemicals To Oil Well Formations

#241
20160137901
2016-05-19

CLAY INHIBITORS FOR DRILLING, FRACTURING, AND OTHER PROCEDURES

#242
20160122630
2016-05-05

Proppants

#243
20160122615
2016-05-05

Water-based drilling fluid with cyclodextrin shale stabilizer

#244
20160102539
2016-04-14

Clay inhibitors for drilling, fracturing, and other procedures

#245
20160083639
2016-03-24

Multi-functional surfactant complexes for use in subterranean formations

#246
20160075941
2016-03-17

Infused and coated proppant containing chemical treatment agents and methods of using same

#247
20160053160
2016-02-25

Methods for enhancing propped fracture conductivity

#248
20160032177
2016-02-04

Methods and systems for infusing porous ceramic proppant with a chemical treatment agent

#249
20160009983
2016-01-14

Gel compositions for hydraulic fracturing applications

#250
20160002522
2016-01-07

Additives for boosting performance of water-based drilling fluids, drilling fluids including same, and methods of making and using same

#251
20150353807
2015-12-10

Polyaminopolyamide-epichlorohydrin resins for use as clay and shale inhibition agents for the drilling industry

#252
20150344767
2015-12-03

Shale swelling inhibitors

#253
20150344765
2015-12-03

CLAY-SWELLING INHIBITOR, COMPOSITIONS COMPRISING SAID INHIBITOR AND PROCESSES USING SAID INHIBITOR

#254
20150322326
2015-11-12

PULSE POWER DRILLING FLUID AND METHODS OF USE

#255
20150315453
2015-11-05

HIGH TEMPERATURE AND HIGH PRESSURE FLUID LOSS ADDITIVES AND METHODS OF USE THEREOF

#256
20150299554
2015-10-22

Alkylated polyetheramines as clay stabilizing agents

#257
20150252622
2015-09-10

Method for drilling underground cavities, compositions comprising alkyl polyglycosides, and use thereof as a lubricant in the production of aqueous drilling muds

#258
20150240146
2015-08-27

DOWNHOLE TOOLS HAVING HYDROPHOBIC WEAR AND EROSION RESISTANT COATINGS, AND METHODS OF MANUFACTURING SUCH TOOLS

#259
20150210913
2015-07-30

CLAY STABILIZER AND METHOD OF USE

#260
20150203738
2015-07-23

Clay and shale inhibition agents and method of use

#261
20150166868
2015-06-18

Mono-quaternary amine alcohols for use of clay and shale inhibition agents for the drilling industry

#262
20150166867
2015-06-18

Glycol ether amines for use as clay and shale inhibition agents for the drilling industry

#263
20150159073
2015-06-11

Biodegradable anti-accretion additive for water-based drilling fluids

#264
20150159070
2015-06-11

Drilling fluid additive

#265
20150096808
2015-04-09

Reusable high performance water based drilling fluids

#266
20150068749
2015-03-12

Method, apparatus, and composition for increased recovery of hydrocarbons by paraffin and asphaltene control from reaction of fuels and selective oxidizers in the subterranean environment

#267
20150068744
2015-03-12

Fluid mobility modifiers for increased production in subterranean formations

#268
20150065614
2015-03-05

Functionalized polyamines for clay mitigation

#269
20150041138
2015-02-12

Agent for inhibiting the swelling of clays, compositions comprising said agent and methods implementing said agent

#270
20150007995
2015-01-08

Lubricating compositions for use with downhole fluids

#271
20150000910
2015-01-01

Methods for improved proppant suspension in high salinity, low viscosity subterranean treatment fluids

#272
20140321914
2014-10-30

Controlled dewatering of confined, saturated formations in excavation mines

#273
20140305650
2014-10-16

Choline-based crosslinker compositions for fracturing fluids

#274
20140291025
2014-10-02

Maintaining shale stability by pore plugging

#275
20140148366
2014-05-29

High-pressure/high-temperature solids-free fluid system for drilling, completing and repairing petroleum and gas wells

#276
20140128295
2014-05-08

Water-based drilling fluid with cyclodextrin shale stabilizer

#277
20140128294
2014-05-08

Corrosion inhibitor systems for low, moderate and high temperature fluids and methods for making and using same

#278
20140027121
2014-01-30

METHOD FOR HYDRAULICALLY FRACTURING A SUBTERRANEAN RESERVOIR

#279
20130310284
2013-11-21

Methods for stabilizing water-sensitive clays

#280
20130284427
2013-10-31

Constraining pyrite activity in shale

#281
20130281326
2013-10-24

Clay inhibitors for the drilling industry

#282
20130225457
2013-08-29

Drilling fluid and method for drilling in coal-containing formations

#283
20130210683
2013-08-15

Method for drilling using a drilling and completion fluid comprising a phosphate based blend

#284
20130123148
2013-05-16

Use of polylysine as a shale inhibitor

#285
20130035264
2013-02-07

Constraining pyrite activity in shale

#286
20120316090
2012-12-13

Environmentally friendly dispersion system used in the preparation of inverse emulsion polymers

#287
20120302468
2012-11-29

FORMULATIONS AND USES OF DRILLING FLUIDS CONTAINING VISCOSIFIED PHOSPHATE BRINE

#288
20120289438
2012-11-15

DRILLING FLUIDS COMPRISING HYDROXYLATED POLYMERS

#289
20120289435
2012-11-15

Drilling fluid additive with low freezing point

#290
20120285690
2012-11-15

Multi-Stage Methods and Compositions for Desensitizing Subterranean Formations Faces

#291
20120285689
2012-11-15

Methods and compositions for clay control

#292
20120245059
2012-09-27

Use of high ratio aqueous alkali silicates in drilling fluids

#293
20120178651
2012-07-12

Clay Stabilization With Nanoparticles

#294
20120160485
2012-06-28

Treatment of subterranean formations

#295
20120157355
2012-06-21

Phosphate based blend for drilling and completion fluid

#296
20120149609
2012-06-14

Polyepihalohydrin reverse emulsion breakers

#297
20120118645
2012-05-17

Methods using well drilling fluids having clay control properties

#298
20120085546
2012-04-12

Drilling fluids comprising hydroxylated polymers

#299
20120067585
2012-03-22

Treatment of subterranean formations

#300
20120053092
2012-03-01

Shale Hydration Inhibition Agents for Utilization in Water-based Drilling Fluids