ClassID:

104256

C09K8/032 - 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 Inorganic additives

Recent Application in this class:
#1
20260125592
2026-05-07

LOST-CIRCULATION MATERIAL MADE FROM INORGANIC, RECYCLED ROOFING MATERIALS

#2
20260117110
2026-04-30

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

#3
20260002067
2026-01-01

SELF-DESTRUCTIVE BARITE FILTER CAKE IN WATER-BASED AND OIL-BASED DRILLING FLUIDS

#4
20260002066
2026-01-01

SELF-DESTRUCTIVE BARITE FILTER CAKE IN WATER-BASED AND OIL-BASED DRILLING FLUIDS

#5
20250223187
2025-07-10

PREPARATION OF METAL OXIDE NANOPARTICLES FROM CATHODES OF LITHIUM-ION BATTERIES

#6
20250197710
2025-06-19

LOW-DENSITY HOLLOW GLASS BEAD (HGB) FLUIDS FOR WELLBORE DRILLING, COMPLETION, AND WORKOVER OPERATIONS

#7
20250188337
2025-06-12

SELF-DEGRADING ORGANOGELS

#8
20250171676
2025-05-29

NON-AQUEOUS BASED COMPLETION FLUID COMPOSITION

#9
20250115806
2025-04-10

DOWNHOLE METHODS AND COMPOSITIONS USED IN SUCH

#10
20250115805
2025-04-10

NOVEL DOWNHOLE METHODS AND COMPOSITIONS USED IN SUCH

#11
20250066659
2025-02-27

CLAY SWELLING INHIBITOR COMPOSITIONS AND METHODS OF USING SAME

#12
20250011644
2025-01-09

NOVEL DOWNHOLE METHODS AND COMPOSITIONS USED IN SUCH

#13
20250011643
2025-01-09

NOVEL DOWNHOLE METHODS AND COMPOSITIONS USED IN SUCH

#14
20240400883
2024-12-05

Method for reducing hydrogen sulfide in a subterranean formation

#15
20240400882
2024-12-05

Process for removing hydrogen sulfide from a gas composition

#16
20240400881
2024-12-05

WEIGHTED DRILLING FLUID COMPOSITION

#17
20240336827
2024-10-10

DRILLING FLUID COMPOSITION AND METHOD FOR REMOVING HYDROGEN SULFIDE CONTENT USING THE SAME

#18
20240301277
2024-09-12

Methods for Stimulating a Hydrocarbon-bearing Formation by Perforating a Wellbore and Introducing an Acidic Composition in the Wellbore

#19
20240279533
2024-08-22

DOWNHOLE METHODS AND COMPOSITIONS USED IN SUCH

#20
20240279528
2024-08-22

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

#21
20240279527
2024-08-22

SELF-DESTRUCTIVE BARITE FILTER CAKE IN WATER-BASED AND OIL-BASED DRILLING FLUIDS

#22
20240263531
2024-08-08

DRILLING FLUIDS AND METHODS RELATED THERETO

#23
20240254383
2024-08-01

NOVEL DOWNHOLE METHODS AND COMPOSITIONS USED IN SUCH

#24
20240228857
2024-07-11

LOW-DENSITY HOLLOW GLASS BEAD (HGB) FLUIDS FOR WELLBORE DRILLING, COMPLETION, AND WORKOVER OPERATIONS

#25
20240191128
2024-06-13

Methods for Stimulating a Hydrocarbon-bearing Formation by Perforating a Wellbore and Introducing an Acidic Composition in the Wellbore

#26
20240141223
2024-05-02

ENVIRONMENTALLY FRIENDLY NANOSHALE INHIBITOR IN AQUEOUS-BASED WELLBORE FLUIDS

#27
20240132769
2024-04-25

Low-density hollow glass bead (HGB) fluids for wellbore drilling, completion, and workover operations

#28
20240093084
2024-03-21

CHEMICAL FLUID CONTAINING AN ANTIOXIDANT FOR UNDERGROUND TREATMENT OF OIL AND GAS RESERVOIRS

#29
20240067865
2024-02-29

Treating fluid comprising hydrocarbons, water, and polymer

#30
20240026205
2024-01-25

DRILLING FLUID, DRILLING METHOD, AND DRILLING FLUID ADDITIVE

#31
20230416590
2023-12-28

QUATERNARY AMMONIUM SALTS AS PRIMARY VISCOSIFIER FOR INVERT-EMULSION DRILLING FLUIDS

#32
20230416589
2023-12-28

Fluorescent assemblies for drilling depth correlation

#33
20230416587
2023-12-28

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

#34
20230416586
2023-12-28

DRILLING FLUID WITH SELF-ADJUSTED ALKALINITY

#35
20230358132
2023-11-09

METHODS OF DETERMINING WELLBORE INTEGRITY

#36
20230332034
2023-10-19

SELF-DESTRUCTIVE BARITE FILTER CAKE IN WATER-BASED AND OIL-BASED DRILLING FLUIDS

#37
20230323193
2023-10-12

Ph control in fluid treatment

#38
20230313028
2023-10-05

Coated nanosand as relative permeability modifier

#39
20230313023
2023-10-05

Removal of filter cake

#40
20230303909
2023-09-28

Thermochemical soap stick for well lifting and deliquification

#41
20230279282
2023-09-07

Self-degrading organogels

#42
20230264973
2023-08-24

Method for manganese oxides dissolution

#43
20230257530
2023-08-17

Polymer gels and methods for monitoring gel integrity in wellbores

#44
20230183543
2023-06-15

Silicate shale inhibitor additives

#45
20230174839
2023-06-08

Fluorescent assemblies for drilling depth correlation

#46
20230125900
2023-04-27

Method for fracking of simulation of hydrocarbon bearing formation

#47
20230120003
2023-04-20

Methods for stimulating a hydrocarbon-bearing formation by perforating a wellbore and introducing an acidic composition in the wellbore

#48
20230115715
2023-04-13

Nanoparticle wedge effect to induce water wettability

#49
20230072992
2023-03-09

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

#50
20230060690
2023-03-02

Coated nanosand as relative permeability modifier

#51
20230034895
2023-02-02

Methods for stimulating hydrocarbon-bearing formations

#52
20230020371
2023-01-19

Storable liquid suspension of hollow particles

#53
20220396727
2022-12-15

Production of barium sulfate and fracturing fluid via mixing of produced water and seawater

#54
20220363981
2022-11-17

Methods for stimulating hydrocarbon-bearing formations

#55
20220282147
2022-09-08

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

#56
20220259488
2022-08-18

Coated nanosand as relative permeability modifier

#57
20220220361
2022-07-14

Thermochemical composition for well cleanup

#58
20220220360
2022-07-14

Downhole exothermic reaction well bore wall clean up method

#59
20220213374
2022-07-07

High density brine with low crystallization temperature

#60
20220162493
2022-05-26

Drilling fluids and uses thereof

#61
20220145162
2022-05-12

EXTENDED RELEASE COLLOIDAL SCALE INHIBITOR

#62
20220145157
2022-05-12

Treating fluid comprising hydrocarbons, water, and polymer

#63
20220127512
2022-04-28

POROUS AND PERMEABLE SPHERICAL SHAPED LCM FOR PAY ZONE LOSS CONTROL

#64
20220106515
2022-04-07

Compositions for enhanced oil recovery

#65
20220049156
2022-02-17

Methods for spotting acid in a wellbore

#66
20220049145
2022-02-17

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

#67
20220017702
2022-01-20

Polymer gels and methods for monitoring gel integrity in wellbores

#68
20220010192
2022-01-13

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

#69
20210395602
2021-12-23

PH control in fluid treatment

#70
20210395595
2021-12-23

Downhole fluids with high dielectric constant and high dielectric strength

#71
20210380863
2021-12-09

Anti-bit balling additive

#72
20210363415
2021-11-25

Degradable diversion material having a polyacrylate compound

#73
20210363405
2021-11-25

Multi-modal, low particle size distribution lost circulation material

#74
20210324257
2021-10-21

Nanosheet polymer composite for water shutoff

#75
20210309906
2021-10-07

Compressible carbon particles to mitigate annular pressure buildup using compressible particles

#76
20210277321
2021-09-09

Oilfield drilling lubricant for water-based and oil-based systems

#77
20210277303
2021-09-09

Storable liquid suspension of hollow particles

#78
20210269698
2021-09-02

Modified graphene shale inhibitors

#79
20210269308
2021-09-02

CHLORINE DIOXIDE PRECURSOR AND METHODS OF USING SAME

#80
20210238468
2021-08-05

Stabilization and reduction of TCT of divalent iodide-containing brines

#81
20210230476
2021-07-29

Methods for stimulating a hydrocarbon-bearing formation by perforating a wellbore and introducing and acidic composition in the wellbore

#82
20210230468
2021-07-29

Non-toxic high-density fluid for completion applications

#83
20210215040
2021-07-15

Solubility-based wellbore removal operations

#84
20210207020
2021-07-08

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

#85
20210189855
2021-06-24

Use of sulfonic acids in downhole methods

#86
20210179913
2021-06-17

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

#87
20210147305
2021-05-20

Selecting supplemental cementitious materials for specific performance characteristic

#88
20210139762
2021-05-13

Magnetorheological fluids and methods of using same

#89
20210115760
2021-04-22

Methods for increasing wellbore strength

#90
20210115322
2021-04-22

Combined thermochemical and chelating agents useful for well cleanup

#91
20210115319
2021-04-22

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

#92
20210115314
2021-04-22

Magnetically responsive drilling fluid and methods of making and use thereof

#93
20210108470
2021-04-15

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

#94
20210102109
2021-04-08

OIL AND GAS WELL FLUIDS

#95
20210062077
2021-03-04

Using brine resistant silicon dioxide nanoparticle dispersions to improve oil recovery

#96
20210054254
2021-02-25

Drilling fluid lubricant and preparation method and use thereof

#97
20210040381
2021-02-11

Using brine resistant silicon dioxide nanoparticle dispersions to improve oil recovery

#98
20210040372
2021-02-11

Stabilization and reduction of TCT of brines containing monovalent iodides

#99
20210032525
2021-02-04

Spacer fluids and cement slurries that include surfactants

#100
20210025272
2021-01-28

Methods of determining wellbore integrity

#101
20210024809
2021-01-28

Barite-quartz and calcite-quartz filter cake removal method

#102
20210017439
2021-01-21

Hydrobically treated particulates for improved return permeability

#103
20200407621
2020-12-31

EMULSIFIED DRILLING FLUIDS AND METHODS OF MAKING AND USE THEREOF

#104
20200377782
2020-12-03

Loss circulation material composition having alkaline nanoparticle based dispersion and water soluble hydrolysable ester

#105
20200362219
2020-11-19

Lowering the crystallization temperature of brines

#106
20200332169
2020-10-22

Methods of suspending weighting agents in a drilling fluid

#107
20200317984
2020-10-08

Calcium carbonate lost circulation material morphologies for use in subterranean formation operations

#108
20200317980
2020-10-08

Lost circulation material (LCM) pill for partial loss control

#109
20200308477
2020-10-01

Downhole high temperature rheology control

#110
20200308475
2020-10-01

Oleofuransulfonate surfactants for use in wellbore applications

#111
20200291285
2020-09-17

Development of retarded acid system

#112
20200263080
2020-08-20

Downhole methods

#113
20200248061
2020-08-06

Lubricants for water-based drilling fluids

#114
20200216739
2020-07-09

Additive to enhance sag stability of drilling fluid

#115
20200165504
2020-05-28

Spacer fluid compositions that include surfactants

#116
20200157416
2020-05-21

OIL-BASED FLUID COMPOSITIONS WITH ENHANCED ELECTRICAL CONDUCTIVITY

#117
20200148934
2020-05-14

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

#118
20200140739
2020-05-07

Methods of using drilling fluid compositions with enhanced rheology

#119
20200115608
2020-04-16

Inorganic fullerene-like particles and inorganic tubular-like particles in fluids and lubricants

#120
20200095491
2020-03-26

Development of anti-bit balling fluids

#121
20200087563
2020-03-19

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

#122
20200087560
2020-03-19

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

#123
20200087559
2020-03-19

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

#124
20200048531
2020-02-13

Kerogen and organic matter degrading additive for hydraulic fracturing fluids

#125
20200048526
2020-02-13

Nanosilica dispersion well treatment fluid

#126
20200040247
2020-02-06

Development of anti-bit balling fluids

#127
20200010364
2020-01-09

Material and production thereof for use as a storage medium in a sensitive energy storage system in the low-, medium- or high-temperature range

#128
20190375977
2019-12-12

Chemical plugs for preventing wellbore treatment fluid losses

#129
20190345807
2019-11-14

Methods for stimulating hydrocarbon-bearing formations

#130
20190309212
2019-10-10

Chemical plugs for preventing wellbore treatment fluid losses

#131
20190309210
2019-10-10

Development of anti-bit balling fluids

#132
20190292432
2019-09-26

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

#133
20190292431
2019-09-26

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

#134
20190276727
2019-09-12

Loss circulation material composition having alkaline nanoparticle based dispersion and water insoluble hydrolysable polyester

#135
20190276724
2019-09-12

Loss circulation material composition having alkaline nanoparticle based dispersion, water insoluble hydrolysable polyester, and formaldehyde resin

#136
20190264089
2019-08-29

Treatment of kerogen in subterranean formations

#137
20190233714
2019-08-01

Treatment of kerogen in subterranean formations

#138
20190233708
2019-08-01

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

#139
20190233707
2019-08-01

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

#140
20190233704
2019-08-01

Downhole fluids with high dielectric constant and high dielectric strength

#141
20190218442
2019-07-18

Method for drilling a wellbore with a weighted hydrogen sulfide scavenger fluid

#142
20190218441
2019-07-18

Method for drilling a hydrogen sulfide-containing formation

#143
20190211658
2019-07-11

Treatment of kerogen in subterranean zones

#144
20190211253
2019-07-11

Compositions and methods for servicing subterranean wells

#145
20190203101
2019-07-04

Use of degradable metal alloy waste particulates in well treatment fluids

#146
20190203096
2019-07-04

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

#147
20190203095
2019-07-04

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

#148
20190185729
2019-06-20

Treatment fluids comprising calcium aluminate cement and methods of use

#149
20190185728
2019-06-20

DOWNHOLE FLUIDS HAVING BALANCED RHEOLOGICAL PROPERTIES, METHODS OF MANUFACTURE, AND APPLICATIONS THEREOF

#150
20190169484
2019-06-06

Multiple functional wellbore fluid additive

#151
20190153288
2019-05-23

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

#152
20190145223
2019-05-16

Methods for increasing wellbore strength

#153
20190136123
2019-05-09

Using brine resistant silicon dioxide nanoparticle dispersions to improve oil recovery

#154
20190119557
2019-04-25

Stabilization of iodide-containing brines and brine mixtures

#155
20190119556
2019-04-25

Stabilization and reduction of TCT of divalent iodide-containing brines

#156
20190119548
2019-04-25

Stabilization and reduction of TCT of brines containing monovalent iodides

#157
20190112516
2019-04-18

Non-toxic high-density fluid for completion applications

#158
20190100459
2019-04-04

Composition containing modified chromate-deficient red mud and method for producing same

#159
20190093456
2019-03-28

In-situ neutralization media for downhole corrosion protection

#160
20190092996
2019-03-28

DISPERSANT IN CEMENT FORMULATIONS FOR OIL AND GAS WELLS

#161
20190055460
2019-02-21

Thermally stable surfactants for oil based drilling fluids

#162
20190055456
2019-02-21

Loss circulation material composition having alkaline nanoparticle based dispersion and water soluble hydrolysable ester

#163
20190055455
2019-02-21

Loss circulation material composition having alkaline nanoparticle based dispersion and water insoluble hydrolysable polyester

#164
20190055453
2019-02-21

Oil-based drilling fluid compositions which include layered double hydroxides as rheology modifiers

#165
20190055452
2019-02-21

Oil-based drilling fluid compositions which include layered double hydroxides as rheology modifiers and amino amides as emulsifiers

#166
20190024488
2019-01-24

Accelerated interval communication using openholes

#167
20190023964
2019-01-24

Additive to enhance sag stability of drilling fluid

#168
20180363452
2018-12-20

Multicolor fluorescent silica nanoparticles as tracers for production and well monitoring

#169
20180333701
2018-11-22

Synthesis of transition-metal adamantane salts and oxide nanocomposites, and systems and methods including the salts or the nanocomposites

#170
20180327649
2018-11-15

Plugging and sealing subterranean formations

#171
20180320063
2018-11-08

Development of retarded acid system

#172
20180320053
2018-11-08

Chemical plugs for preventing wellbore treatment fluid losses

#173
20180320050
2018-11-08

Methods of using drilling fluid compositions with enhanced rheology

#174
20180312439
2018-11-01

Dispersant in cement formulations for oil and gas wells

#175
20180298706
2018-10-18

Direct emulsions and methods of use

#176
20180298269
2018-10-18

Calcium carbonate lost circulation material morphologies for use in subterranean formation operations

#177
20180298265
2018-10-18

Weighted composition for treatment of a subterranean formation

#178
20180283173
2018-10-04

Process for developing a subterranean formation by injection of a fluid comprising an additive labelled with a luminescent semiconducting nanocrystal

#179
20180282216
2018-10-04

Dispersant in cement formulations for oil and gas wells

#180
20180273823
2018-09-27

Colloidal dispersions (sols) for weighting agents in fluids

#181
20180223175
2018-08-09

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

#182
20180223169
2018-08-09

Spacer fluid compositions that include surfactants

#183
20180223168
2018-08-09

Spacer fluids and cement slurries that include surfactants

#184
20180223167
2018-08-09

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

#185
20180223166
2018-08-09

Invert emulsion based drilling fluid and methods of using same

#186
20180223165
2018-08-09

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

#187
20180223162
2018-08-09

Development of anti-bit balling fluids

#188
20180223161
2018-08-09

Development of anti-bit balling fluids

#189
20180223160
2018-08-09

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

#190
20180223159
2018-08-09

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

#191
20180223158
2018-08-09

Drilling fluid compositions with enhanced rheology and methods of using same

#192
20180223156
2018-08-09

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

#193
20180223153
2018-08-09

Lubricants for water-based drilling fluids

#194
20180223152
2018-08-09

Nanosilica dispersion well treatment fluid

#195
20180223151
2018-08-09

Nanosilica dispersion lost circulation material (LCM)

#196
20180223150
2018-08-09

Nanosilica dispersion lost circulation material (LCM)

#197
20180223149
2018-08-09

Nanosilica dispersion well treatment fluid

#198
20180223148
2018-08-09

NANOSILICA DISPERSION LOST CIRCULATION MATERIAL (LCM)

#199
20180222797
2018-08-09

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

#200
20180222796
2018-08-09

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

#201
20180208821
2018-07-26

Sol-gel modified particulates for wellbore fluids

#202
20180187060
2018-07-05

COMPOSITION FOR WELL DRILLING COMPRISING REACTIVE METAL AND DEGRADABLE RESIN COMPOSITION, MOLDED PRODUCT FOR WELL DRILLING, AND METHOD FOR WELL DRILLING

#203
20180179437
2018-06-28

Treatment fluids for a subterranean formation

#204
20180163124
2018-06-14

SPHEROID MAGNETIC POLYMERS FOR IMPROVING HYDROCARBON RECOVERY OR DRILLING PERFORMANCE

#205
20180148626
2018-05-31

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

#206
20180148625
2018-05-31

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

#207
20180118621
2018-05-03

METHODS FOR STRENGTHENING PERLITE MICROSPHERES, AND FLUIDS AND CEMENTS INCLUDING STRENGTHENED PERLITE MICROSPHERES

#208
20180038178
2018-02-08

Running fluid for use in a subterranean formation operation

#209
20180030332
2018-02-01

Nanoparticle modified fluids and methods of manufacture thereof

#210
20170370193
2017-12-28

SYSTEM FOR DETERMINING FORMATION STRESSES USING DRILL CUTTINGS

#211
20170369759
2017-12-28

Compositions for enhanced oil recovery

#212
20170369758
2017-12-28

Methods of using lost circulation treatment materials comprising brown mud

#213
20170369757
2017-12-28

Lost circulation materials comprising cane ash

#214
20170355896
2017-12-14

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

#215
20170321105
2017-11-09

Weighted Composition for Treatment of a Subterranean Formation

#216
20170321102
2017-11-09

Resilient carbon-based materials as lost circulation materials and related methods

#217
20170313926
2017-11-02

Treatment fluids comprising calcium aluminate cement and methods of use

#218
20170298264
2017-10-19

Use of nanoparticles as lubricity additive in well fluids

#219
20170283681
2017-10-05

USE OF NANOPARTICLES AS LUBRICITY ADDITIVE IN WELL FLUIDS

#220
20170260098
2017-09-14

Process for converting calcium bentonite to sodium bentonite

#221
20170253784
2017-09-07

Wellbore methods employing precipitated particles

#222
20170252716
2017-09-07

SURFACE MODIFICATION AGENT FOR CONTROL OF DUST FROM ADDITIVE PARTICLES

#223
20170247983
2017-08-31

METHODS FOR MITIGATING ANNULAR PRESSURE BUILDUP IN A WELLBORE USING MATERIALS HAVING A NEGATIVE COEFFICIENT OF THERMAL EXPANSION

#224
20170247594
2017-08-31

Spray dried emulsifier compositions, methods for their preparation, and their use in oil-based drilling fluid compositions

#225
20170240791
2017-08-24

Curauá fibers as lost-circulation materials and fluid-loss additives in wellbore fluids

#226
20170234127
2017-08-17

Methods and systems for monitoring well integrity and increasing the lifetime of a well in a subterranean formation

#227
20170226400
2017-08-10

Alkyl ester spotting fluid compositions for differential sticking

#228
20170166794
2017-06-15

FILTER CONTROL HPHT ADDITIVE FOR OIL-BASED DRILLING FLUIDS WITH PETROLEUM COKE

#229
20170158938
2017-06-08

Downhole fluids with high dielectric constant and high dielectric strength

#230
20170152184
2017-06-01

Method of producing sodium bentonite

#231
20170145283
2017-05-25

Expandable coating for solid particles and associated methods of use in subterranean treatments

#232
20170101572
2017-04-13

DEGRADATION AGENT ENCAPSULATION

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20170088762
2017-03-30

High density brine with low crystallization temperature

#234
20170073571
2017-03-16

Methods and systems for controllably generating heat and/or nitrogen gas in subterranean and pipeline operations

#235
20170066959
2017-03-09

Treatment of kerogen in subterranean formations

#236
20170029688
2017-02-02

Smart filter cake for strengthening formations

#237
20170029686
2017-02-02

Wellbore fluids for use downhole

#238
20170029685
2017-02-02

Methods of pneumatically conveying solid particulates

#239
20170029684
2017-02-02

METHODS OF FORMULATING WELLBORE FLUIDS

#240
20170029683
2017-02-02

Methods of drilling

#241
20170015890
2017-01-19

Smart filtrate for strengthening formations

#242
20170015887
2017-01-19

SMART LCM FOR STRENGTHENING EARTHEN FORMATIONS

#243
20170002173
2017-01-05

Applications for inorganic fullerene-like particles

#244
20160333255
2016-11-17

Crosslinker composition including synthetic layered silicate

#245
20160333247
2016-11-17

Multi-modal particle size distribution lost circulation material

#246
20160319179
2016-11-03

Self-crosslinking polymers for wellbore strengthening

#247
20160289540
2016-10-06

Zirconium gel particle combination flooding system and preparation method thereof

#248
20160272871
2016-09-22

Subterranean treatment with compositions including hexaaquaaluminum trihalide

#249
20160264834
2016-09-15

CONTROLLING DEGRADATION RATES OF DIVERTING AGENTS

#250
20160237772
2016-08-18

Wellbore fluids comprising hydrated inorganic oxide materials and associated methods

#251
20160230064
2016-08-11

Surface treated lost circulation material

#252
20160215197
2016-07-28

MASTERBATCH FOR MANUFACTURING A DRILLING FLUID

#253
20160201411
2016-07-14

Composition for borehole treatment

#254
20160186034
2016-06-30

SYNERGISTIC ORGANOPHILIC CLAY MIXTURE AS AN ADDITIVE TO OIL-BASED DRILLING FLUIDS

#255
20160122615
2016-05-05

Water-based drilling fluid with cyclodextrin shale stabilizer

#256
20160115370
2016-04-28

METALLIC NANOPARTICLE BIOCIDE IN INDUSTRIAL APPLICATIONS

#257
20160108327
2016-04-21

Chemical inhibitors with sub-micron materials as additives for enhanced flow assurance

#258
20160068733
2016-03-10

Wellbore fluids comprising mineral particles and methods relating thereto

#259
20160060503
2016-03-03

Nanoparticle modified fluids and methods of manufacture thereof

#260
20160010424
2016-01-14

Magnetorheological fluids and methods of using same

#261
20150377011
2015-12-31

Tracers for formation analysis

#262
20150353831
2015-12-10

Modified carbonized red mud

#263
20150353830
2015-12-10

Inorganic, halogen-free flameproofing agent on the basis of chemically modified recarbonized red mud

#264
20150329762
2015-11-19

Use of nanoparticles as a lubricity additive in well fluids

#265
20150329387
2015-11-19

SYSTEMS AND METHODS FOR GENERATING HALOAMINES AND APPLICATION THEREOF IN OIL AND GAS OPERATIONS

#266
20150299552
2015-10-22

NOVEL WEIGHT MATERIALS FOR USE IN CEMENT, SPACER AND DRILLING FLUIDS

#267
20150184495
2015-07-02

Compressible carbonaceous particulate material and method of making same

#268
20150184060
2015-07-02

Methods for determining reactive index for cement kiln dust, associated compositions and methods of use

#269
20150141304
2015-05-21

Low-Density Downhole Fluids and Uses Thereof

#270
20150114646
2015-04-30

Triggered heating of wellbore fluids by carbon nanomaterials

#271
20150108391
2015-04-23

Synthesis of magnetic carbon nanoribbons and magnetic functionalized carbon nanoribbons

#272
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

#273
20150007990
2015-01-08

Hydraulic fracturing proppant

#274
20140367091
2014-12-18

Wellbore fluids incorporating magnetic carbon nanoribbons and magnetic functionalized carbon nanoribbons and methods of using the same

#275
20140360786
2014-12-11

Lubricants for Oil-Based and Water-Based Fluids for Use in Subterranean Formation Operations

#276
20140336087
2014-11-13

DRILLING SOLUTIONS AND METHODS

#277
20140323360
2014-10-30

Strontium carbonate bridging materials and methods for making and using same

#278
20140321914
2014-10-30

Controlled dewatering of confined, saturated formations in excavation mines

#279
20140291028
2014-10-02

Methods of beneficiating drilling fluids comprising low- and high-quality clays

#280
20140291025
2014-10-02

Maintaining shale stability by pore plugging

#281
20140274816
2014-09-18

Drilling fluid additive for loss circulation and wellbore strengthening

#282
20140262286
2014-09-18

Composition and method for remediation of near wellbore damage

#283
20140231145
2014-08-21

Inorganic fullerene-like particles and inorganic tubular-like particles in fluids and lubricants and applications to subterranean drilling

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2014-07-31

Wellbore fluids comprising mineral particles and methods relating thereto

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20140209392
2014-07-31

Wellbore Fluids Comprising Mineral Particles and Methods Relating Thereto

#286
20140209391
2014-07-31

Wellbore Fluids Comprising Mineral Particles and Methods Relating Thereto

#287
20140209390
2014-07-31

Wellbore Fluids Comprising Mineral Particles and Methods Relating Thereto

#288
20140209388
2014-07-31

Wellbore fluids comprising mineral particles and methods relating thereto

#289
20140209387
2014-07-31

Wellbore Fluids Comprising Mineral Particles and Methods Relating Thereto

#290
20140209386
2014-07-31

Precipitated particles and wellbore fluids and methods relating thereto

#291
20140209307
2014-07-31

Wellbore Fluids Comprising Mineral Particles and Methods Relating Thereto

#292
20140209290
2014-07-31

Wellbore fluids comprising mineral particles and methods relating thereto

#293
20140162909
2014-06-12

PRECIPITATED WEIGHTING AGENTS FOR USE IN WELLBORE FLUIDS

#294
20140155302
2014-06-05

Oil well drilling fluids, oil well cement composition and slurry of weighting material

#295
20140138160
2014-05-22

Hydrocarbon-based drilling fluids containing cesium phosphate

#296
20140128295
2014-05-08

Water-based drilling fluid with cyclodextrin shale stabilizer

#297
20140094394
2014-04-03

High Density Weight Materials for Oil Field Servicing Operations

#298
20140080741
2014-03-20

FERROSILICON WEIGHTING AGENTS FOR WELLBORE FLUIDS

#299
20140048266
2014-02-20

Methods for determining reactive index for cement kiln dust, associated compositions and methods of use

#300
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2013-12-26

Oil absorbent oilfield materials as additives in oil-based drilling fluid applications