ClassID:

104286

C09K8/44 - 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 cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells containing organic binders only

Recent Application in this class:
#1
20260085228
2026-03-26

LOST-CIRCULATION COMPOSITION, LOST-CIRCULATION MATERIAL AND USE THEREOF

#2
20260063022
2026-03-05

COMPOSITIONS AND METHODS FOR FRACTURE SEALING

#3
20260015920
2026-01-15

Temporary Isolation System for Reservoirs

#4
20250250476
2025-08-07

SEALING GEL WITH DELAYED GELATION FOR WELL CEMENTATION, PREPARATION METHOD, AND APPLICATION

#5
20250230096
2025-07-17

INDUSTRIAL FLUIDS WITH DILUTION RESISTANCE AND TUNABLE VISCOSITY, AND METHODS OF MAKING AND USING INDUSTRIAL FLUIDS

#6
20250223487
2025-07-10

SEALING ELEMENT HAVING A POLYMER BLEND FOR SUBSURFACE CARBON SEQUESTRATION

#7
20250223486
2025-07-10

METHODS OF FORMING ORGANOPHILIC FLUID LOSS MATERIALS, AND RELATED ORGANOPHILIC FLUID LOSS MATERIALS AND METHODS

#8
20250146386
2025-05-08

METHODS FOR MANAGING PRESSURE BUILDUP WITHIN SUBSEA PRODUCTION EQUIPMENT USING COMPRESSIBLE PARTICLES

#9
20250129284
2025-04-24

Methods and systems for forming a solidified fluid barrier in a wellhead

#10
20250101289
2025-03-27

WATER SHUT-OFF MATERIALS AND METHODS THEREOF

#11
20250092301
2025-03-20

SWELLABLE ELASTOMERS FOR CONTROLLED SEALING OF THE ANNULAR SPACE OF A WELL AND METHODS THEREOF

#12
20250043169
2025-02-06

Formulation and setup method of in-situ dissolvable plug

#13
20250034967
2025-01-30

Photopolymer curing for water shut-off

#14
20250003311
2025-01-02

METHOD FOR TAKING A CORE SAMPLE OF A FORMATION

#15
20250002774
2025-01-02

APPLICATION OF THERMO-SENSITIVE HETEROPOLYSACCHARIDE POLYMER IN IMPROVEMENT OF OIL RECOVERY FACTOR

#16
20240417616
2024-12-19

COMPOSITE MATERIAL, COMPOSITION, DRILLING FLUID, AND METHOD FOR PLUGGING FORMATION WELL WALL FRACTURES

#17
20240384626
2024-11-21

Hydrogels for carbon sequestration and sealing zones in a wellbore

#18
20240327695
2024-10-03

Materials and method for diverter fracturing

#19
20240318527
2024-09-26

PROCESS OF WATER SHUT OFF IN VERTICAL WELLS COMPLETED WITH ELECTRICAL SUBMERSIBLE PUMPS

#20
20240317929
2024-09-26

EPOXY RESIN MIXTURES COMPRISING EPOXIDE-ACRYLATE HYBRID MOLECULES AND MULTI-COMPONENT REACTIVE RESIN COMPOSITIONS THEREFROM

#21
20240287376
2024-08-29

CARBON DIOXIDE CAPTURING POLYMERIC SYSTEM FOR WATER SHUTOFF APPLICATIONS

#22
20240254380
2024-08-01

CARBON DIOXIDE CAPTURING POLYMERIC SYSTEM FOR WATER SHUTOFF APPLICATIONS

#23
20240247563
2024-07-25

PROCESS OF WATER SHUT OFF IN VERTICAL WELLS COMPLETED WITH ELECTRICAL SUBMERSIBLE PUMPS

#24
20240240072
2024-07-18

METHOD FOR STABILIZING WELLBORE, STABILIZED WELLBORE AND WELLBORE STABILIZING FLUID

#25
20240191594
2024-06-13

Cement Top Jobs In Wellbore Annuli Using Expandable Compositions

#26
20240174910
2024-05-30

ISOCYANATE-AMINE-BASED CHEMICAL ANCHOR WITH IMPROVED PERFORMANCE, AND USE THEREOF

#27
20240174569
2024-05-30

ISOCYANATE-AMINE-BASED CHEMICAL ANCHOR WITH IMPROVED STORAGE STABILITY, AND USE THEREOF

#28
20240166870
2024-05-23

ISOCYANATE-AMINE-BASED CHEMICAL ANCHOR WITH IMPROVED PERFORMANCE, AND USE THEREOF

#29
20240158685
2024-05-16

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

#30
20240141135
2024-05-02

RESIN-BASED MATERIALS FOR USE IN WELLBORE OPERATIONS

#31
20240101887
2024-03-28

Asphalt-like material and preparation method and use thereof as plugging agent, and water-based drilling fluid

#32
20240067858
2024-02-29

ALIPHATIC EPOXY RESIN CROSSLINKED POLYMERS FOR PRIMARY CEMENTING IN A BOREHOLE

#33
20240067857
2024-02-29

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

#34
20240052232
2024-02-15

PLUGGING AGENT FOR OIL EXTRACTION IN OILFIELD AND A PREPARATION METHOD THEREFOR AND APPLICATION THEREOF

#35
20240026749
2024-01-25

Deployment methods for expandable polymer grout for plug and abandonment applications

#36
20240026206
2024-01-25

METHODS OF USING EXPANDABLE POLYMER GROUT FOR PLUG AND ABANDONMENT APPLICATIONS

#37
20230416591
2023-12-28

DUAL CURE SYSTEM FOR THE CHEMICAL FASTENING OF AN ANCHORING MEANS IN A BOREHOLE

#38
20230407162
2023-12-21

Method for fluid loss control with two treatment fluids

#39
20230392066
2023-12-07

Method for modifying the water permeability of a subterranean formation

#40
20230295482
2023-09-21

METHOD FOR STABILIZING WELLBORE, STABILIZED WELLBORE AND WELLBORE STABILIZING FLUID

#41
20230272154
2023-08-31

Use of salts as accelerators in an epoxy resin compound for chemical fastening

#42
20230129038
2023-04-27

In-situ swelling polymer for wellbore barrier

#43
20230127921
2023-04-27

Method for removing fouling using carbonic acid

#44
20230113003
2023-04-13

Fluid systems for expanding shape memory polymers and removing water-based filter cakes

#45
20230036729
2023-02-02

In-situ aerogel type hydraulic cement composition for subterranean applications

#46
20220333001
2022-10-20

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

#47
20220333000
2022-10-20

Temperature-responsive self-degradable temporary plugging agent and preparation method thereof as well as its application in plugging the wellbore

#48
20220325602
2022-10-13

Method for taking a core sample of a formation

#49
20220298406
2022-09-22

Method of Using Alginates in Subterranean Wellbores

#50
20220243553
2022-08-04

Two-material P and A plug

#51
20220154063
2022-05-19

Accelerator combination

#52
20220135867
2022-05-05

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

#53
20220081604
2022-03-17

Method for modifying the water permeability of a subterranean formation

#54
20220073807
2022-03-10

Nanosized dendrimeric epoxy resin to prevent casing-casing annulus pressure issues

#55
20220041797
2022-02-10

Use of salts as accelerators in an epoxy resin compound for chemical fastening

#56
20220033570
2022-02-03

Curing agent composition for an epoxy resin compound, epoxy resin compound and multi-component epoxy resin system

#57
20210404288
2021-12-30

Method for coring that allows the preservation of in-situ soluble salt cements within subterranean rocks

#58
20210403790
2021-12-30

Vulcanized rubber and date tree based lost circulation material (LCM) blend

#59
20210363402
2021-11-25

COMPOSITION AND METHOD FOR WATER AND GAS SHUT-OFF IN SUBTERRANEAN FORMATIONS

#60
20210363401
2021-11-25

Cycloalkene and transition metal compound catalyst resin for well sealing

#61
20210261849
2021-08-26

Sealing compositions and methods of plugging and abandoning of a wellbore

#62
20210189216
2021-06-24

Environment-friendly high-temperature resistant water-based drilling fluid plugging anti-sloughing agent, preparation method thereof and the water-based drilling fluid

#63
20210140293
2021-05-13

Method for temporary isolation of well interval, method for hydraulic refracturing, and method for well killing

#64
20210131201
2021-05-06

OIL SWELLABLE MATERIAL FOR LOW TEMPERATURE LOST CIRCULATION MATERIAL APPLICATION

#65
20210108122
2021-04-15

Cross-linked plugging agent stimulated by high density brine and preparing method thereof

#66
20210079286
2021-03-18

Chemical packer composition and methods of using same for isolation of water/gas zones

#67
20210040814
2021-02-11

Method for sealing a void in a well using smart gels

#68
20200392809
2020-12-17

Multi-slug staged method for plugging fractured formation

#69
20200377780
2020-12-03

Additive for oil well cement and cement slurry using said additive for oil well cement

#70
20200354494
2020-11-12

Biogenic oligomers as reactive additives for the curing of reactive resins

#71
20200325382
2020-10-15

Method for treating the area surrounding a well using an aqueous gelling solution comprising an alkaline potassium silicate solution and an acetic acid

#72
20200317983
2020-10-08

Compositions for sealing an annulus of a wellbore

#73
20200270508
2020-08-27

Sequenced polymers for monitoring the filtrate and the rheology

#74
20200255334
2020-08-13

Industrial fluids with dilution resistance and tunable viscosity, and methods of making and using industrial fluids

#75
20200224076
2020-07-16

Vinyl alcohol polymer and cement slurry comprising same

#76
20200190390
2020-06-18

ADDITIVE TO FLEXIBILIZE EPOXY-BASED RESINS FOR USE IN OIL FIELD APPLICATIONS

#77
20200165894
2020-05-28

Two-matertal, P and A plug

#78
20200131424
2020-04-30

Annular pressure buildup mitigation using acid swellable polymer system

#79
20200123432
2020-04-23

COMPOSITIONS AND PROCESSES FOR DOWNHOLE CEMENTING OPERATIONS

#80
20200123430
2020-04-23

NON-INVASIVE CEMENT SPACER FLUID COMPOSITIONS, SPACER FLUID PRODUCTS, METHODS OF WELL OPERATION AND WELL APPARATUS

#81
20200071599
2020-03-05

Particulate polyvinyl alcohol compositions having reduced dust content

#82
20200071593
2020-03-05

Sealing compositions and methods of sealing an annulus of a wellbore

#83
20200071592
2020-03-05

Diverting agents based on thermoplastic polyvinyl alcohol pellets

#84
20200063523
2020-02-27

Polyurethane Foamed Annular Chemical Packer

#85
20200063522
2020-02-27

Polyurethane foamed annular chemical packer

#86
20200024503
2020-01-23

SURFACTANT ADDITIVE TO INCREASE RESIN PIPE BONDING

#87
20200017749
2020-01-16

Self-healing durable cement

#88
20200017748
2020-01-16

Methods for in situ formation of high glass transition temperature polymers

#89
20190376363
2019-12-12

Swellable packers and methods for activating swellable packers in a downhole environment

#90
20190367795
2019-12-05

Curable composition and resin for treatment of a subterranean formation

#91
20190360336
2019-11-28

METHOD FOR DYNAMIC WATER FEEDING AND HOLE SEALING USING HIGH WATER-ABSORBENT RESIN

#92
20190338178
2019-11-07

Compositions and methods for sealing off flow channels in contact with wet cement

#93
20190330512
2019-10-31

Self-healing durable cement

#94
20190284465
2019-09-19

Flexible durable cement

#95
20190284464
2019-09-19

Flexible durable cement

#96
20190271209
2019-09-05

Two-material PandA plug

#97
20190225872
2019-07-25

Polysaccharide coated nanoparticle compositions comprising ions

#98
20190211252
2019-07-11

METHOD OF CONTINUOUSLY PROPORTIONING AND MIXING MULTI-COMPONENT SEALANT FOR WELLS

#99
20190203106
2019-07-04

Polysaccharide coated nanoparticle compositions comprising ions

#100
20190203105
2019-07-04

Polysaccharide coated nanoparticle compositions comprising ions

#101
20190203097
2019-07-04

POLYURETHANES FOR WATER SHUT-OFF IN OIL AND GAS WELLS

#102
20190194520
2019-06-27

Viscosifier for oil well fluids

#103
20190186231
2019-06-20

Methods of mitigating lost circulation while drilling a wellbore

#104
20190185735
2019-06-20

EMULSION OF AQUEOUS-BASED SLURRY IN RESIN AS A WELL SEALANT

#105
20190112522
2019-04-18

Aqueous-based epoxy resin microemulsion

#106
20190093451
2019-03-28

REDUCING WATER PERMEABILITY IN SUBTERRANEAN FORMATIONS USING PETROLEUM PRODUCTS

#107
20190092998
2019-03-28

Completion tools with fluid diffusion control layer

#108
20190071596
2019-03-07

Delayed polymer gelation using low total dissolved solids brine

#109
20190063180
2019-02-28

Method of placing sealant into an offshore well to abandon a production zone

#110
20190062616
2019-02-28

METHOD FOR PROVIDING ZONAL ISOLATION IN AN UNDERGROUND WELLBORE

#111
20190055454
2019-02-21

POLYISOCYANURATE BASED CEMENT FOR WELLBORE FLUID LOSS PREVENTION

#112
20190040295
2019-02-07

Wellbore servicing compositions and methods of making and using same

#113
20180371868
2018-12-27

Method for sealing perforation tunnels with swelling elastomer material

#114
20180355692
2018-12-13

Method of producing resin composite with required thermal and mechanical properties to form a durable well seal in applications

#115
20180355237
2018-12-13

Resin composite with overloaded solids for well sealing applications

#116
20180340112
2018-11-29

Method of limiting permeability of a matrix to limit liquid and/or gas inflow

#117
20180334607
2018-11-22

Multi-Trigger Systems for Controlling the Degradation of Degradable Materials

#118
20180327648
2018-11-15

Composition and method for water and gas shut-off in subterranean formations

#119
20180320059
2018-11-08

Polysaccharide coated nanoparticle compositions comprising ions

#120
20180320051
2018-11-08

COMPOSITIONS AND PROCESSES FOR DOWNHOLE CEMENTING OPERATIONS

#121
20180306017
2018-10-25

Improving Hydrocarbon Production from a Well

#122
20180305602
2018-10-25

Epoxy resin formulations containing an impact modifier for use in subterranean wells

#123
20180298719
2018-10-18

Polyurethane foamed annular chemical packer

#124
20180298715
2018-10-18

Two-material P and A plug

#125
20180273825
2018-09-27

Settable compositions with variable set times

#126
20180237682
2018-08-23

Sealing fluid for setting a packer

#127
20180208833
2018-07-26

LOW-POLYMER LOADING TREATMENT FLUID FOR USE IN SUBTERRANEAN FORMATION OPERATIONS

#128
20180155606
2018-06-07

Methods and compositions for using temporary compacted materials as well servicing fluids in a subterranean formation

#129
20180148627
2018-05-31

Heavy-atom resin formulation for use in subterranean wells

#130
20180148624
2018-05-31

Use of a composition for stabilizing a geological formation in oil fields, gas fields, water pumping fields, mining or tunnel constructions

#131
20180127635
2018-05-10

Compositions and methods for sealing off flow channels in contact with set cement

#132
20180112120
2018-04-26

SEQUENCED POLYMERS FOR MONITORING THE FILTRATE AND THE RHEOLOGY

#133
20180105737
2018-04-19

Activator for breaking system in high-temperature fracturing fluids

#134
20180079901
2018-03-22

Degradable polymer and fiber components

#135
20180038061
2018-02-08

Method of using low-density, freezable fluid to create a flow barrier in a well

#136
20180037799
2018-02-08

SEALANT COMPOSITIONS FOR USE IN SUBTERRANEAN FORMATION OPERATIONS

#137
20180037798
2018-02-08

Self-healing cement comprising polymer capable of swelling in gaseous environment

#138
20170362405
2017-12-21

Controlled release of activation chemicals for the deployment of shape memory polymers

#139
20170350212
2017-12-07

Method of placing sealant into an offshore well to abandon a production zone

#140
20170349804
2017-12-07

Hydrazide-based curing agents for use in subterranean operations

#141
20170334777
2017-11-23

Industrial fluids with dilution resistance and tunable viscosity, and methods of making and using industrial fluids

#142
20170306208
2017-10-26

Use of encapsulated polyamines for limiting fluid loss

#143
20170247607
2017-08-31

Curable composition and resin for treatment of a subterranean formation

#144
20170247598
2017-08-31

Methods and compositions including a curable resin and organophilically-modified clay for subterranean oil well applications

#145
20170247296
2017-08-31

Treatment of subterranean formations with self-healing resins

#146
20170218247
2017-08-03

THERMOSETTING COMPOSITION FOR USE AS LOST CIRCULATION MATERIAL

#147
20170204695
2017-07-20

SELF HEALING BLOWOUT PREVENTER SEALS AND PACKERS

#148
20170174976
2017-06-22

COMPOSITIONS AND METHODS FOR TREATING A SUBTERRANEAN FORMATION

#149
20170137693
2017-05-18

Electrically activated adhesive for strengthening of a subterranean wellbore

#150
20170121225
2017-05-04

Polyisocyanurate based cement for wellbore fluid loss prevention

#151
20170073555
2017-03-16

Pendant epoxide polymers and methods of treating subterranean formations

#152
20170029690
2017-02-02

Encapsulated activator and its use to trigger a gelling system by physical means

#153
20170015895
2017-01-19

Polysaccharide coated nanoparticle compositions comprising ions

#154
20170015824
2017-01-19

Swellable rubber compositions

#155
20170009122
2017-01-12

Cementing compositions and methods

#156
20160356119
2016-12-08

Cementing a wellbore using cementing material encapsulated in a shell

#157
20160355726
2016-12-08

Methods for improving the distribution of a sealant composition in a wellbore and treatment fluids providing the same

#158
20160348464
2016-12-01

METHOD OF SEALING WELLS BY INJECTION OF SEALANT

#159
20160348462
2016-12-01

Article for removing contaminants from a fluid, and related methods

#160
20160326829
2016-11-10

Swellable sealing systems and methods for increasing swelling efficiency

#161
20160312098
2016-10-27

Methods and compositions to use shape changing polymers in subterranean formations

#162
20160305045
2016-10-20

Polylactide fibers

#163
20160304773
2016-10-20

Wellbore servicing methods and compositions comprising degradable polymers

#164
20160298028
2016-10-13

Wellbore servicing materials and methods of making and using same

#165
20160289531
2016-10-06

In situ refractory binder compositions

#166
20160272872
2016-09-22

Consolidating composition for treatment of a subterranean formation

#167
20160264837
2016-09-15

Segregating fluids, methods of making, and methods of use

#168
20160251371
2016-09-01

Process for preparing isosorbide di(meth)acrylate

#169
20160230066
2016-08-11

Compositions for treating subterranean formations

#170
20160230065
2016-08-11

Dual-purpose viscosifier and surface active additives and methods of use

#171
20160229936
2016-08-11

Vinyl alcohol polymer and production method thereof, additive for drilling mud, drilling mud, additive for drilling cement slurry, and drilling cement slurry

#172
20160208161
2016-07-21

Expandable particulates and methods of use and preparation

#173
20160201411
2016-07-14

Composition for borehole treatment

#174
20160200848
2016-07-14

Cationic copolymer and use thereof in lost circulation additive

#175
20160194544
2016-07-07

Epoxy resin formulations containing an impact modifier for use in subterranean wells

#176
20160186035
2016-06-30

Compositions and processes for downhole cementing operations

#177
20160177167
2016-06-23

Heavy-atom resin formulation for use in subterranean wells

#178
20160177166
2016-06-23

Sealant compositions for use in subterranean formation operations

#179
20160115364
2016-04-28

Wellbore servicing compositions and methods of making and using same

#180
20160108305
2016-04-21

Curable, resealable, swellable, reactive sealant composition for zonal isolation and well integrity

#181
20160046853
2016-02-18

Napthol-based epoxy resin additives for use in well cementing

#182
20160032168
2016-02-04

Viscosifier for oil well fluids

#183
20160024367
2016-01-28

Ethylene viscosifier polymer for treatment of a subterranean formation

#184
20160017688
2016-01-21

Encapsulated Fluid-Loss Additives for Cement Compositions

#185
20150368543
2015-12-24

COMPOSITIONS AND PROCESSES FOR DOWNHOLE CEMENTING OPERATIONS

#186
20150322744
2015-11-12

High temperature viscosifier for insulating packer fluids

#187
20150252245
2015-09-10

Swellable compositions for borehole applications

#188
20150252244
2015-09-10

Methods and compositions for using temporary compacted materials as well servicing fluids in a subterranean formation

#189
20150176363
2015-06-25

Swellable downhole structures including carbon nitride materials, and methods of forming such structures

#190
20150167269
2015-06-18

Method of limiting permeability of a matrix to limit liquid and gas inflow

#191
20150166872
2015-06-18

Methods for treating a well bore within an underground formation

#192
20150166871
2015-06-18

Methods for Treating Subterreanean Formations

#193
20150126414
2015-05-07

POLYGLYCOLIC ACID RESIN SHORT FIBERS AND WELL TREATMENT FLUID

#194
20150114649
2015-04-30

Sealant compositions for use in subterranean formation operations

#195
20150101810
2015-04-16

Cementing a wellbore using cementing material encapsulated in a shell

#196
20150087565
2015-03-26

Treatment of underground formations with gels

#197
20150060066
2015-03-05

Method of preparing polymer-water emulsion and further settling a sticky polymer material in downhole environment

#198
20150051311
2015-02-19

Resin sealant for zonal isolation and methods for making and using same

#199
20150051119
2015-02-19

Polyester resin composition and molded article of same

#200
20150041134
2015-02-12

Cement Slurry Compositions and Methods

#201
20150021028
2015-01-22

Sealing fluid for setting a packer

#202
20140374097
2014-12-25

Wellbore servicing compositions and methods of making and using same

#203
20140367105
2014-12-18

Filler Particles with Enhanced Suspendability for Use in Hardenable Resin Compositions

#204
20140352959
2014-12-04

Diverting systems for use in low temperature well treatment operations

#205
20140202356
2014-07-24

COMPOSITIONS FOR TREATING MATERIALS AND METHODS OF TREATING SAME

#206
20140138087
2014-05-22

Method of re-fracturing using borated galactomannan gum

#207
20140100304
2014-04-10

Encapsulated activator and its use to trigger a gelling system by physical means

#208
20140083700
2014-03-27

Compositions and Methods for Plug Cementing

#209
20130261220
2013-10-03

Low viscosity synthetic cement

#210
20130220612
2013-08-29

Shear Bond Strength of Set Cement

#211
20130146312
2013-06-13

Self-inhibited swell packer compound

#212
20130017980
2013-01-17

Compositions and Methods for Mitigation of Annular Pressure Buildup in Subterranean Wells

#213
20130008654
2013-01-10

Method for Drilling and Completion Operations with Settable Resin Compositions

#214
20120328377
2012-12-27

Resin-Based Sealant Compositions Comprising Cement Kiln Dust and Methods of Use

#215
20120325476
2012-12-27

Sealant compositions comprising cement kiln dust and tire-rubber particles and method of use

#216
20120305250
2012-12-06

Non-invasive cement spacer fluid compositions, spacer fluid products, methods of well operation and well apparatus

#217
20120237757
2012-09-20

Methods for Forming a Permeable and Stable Mass in a Subterranean Formation

#218
20120067581
2012-03-22

MECHANISM FOR TREATING SUBTERANEAN FORMATIONS WITH EMBEDDED ADDITIVES

#219
20120061086
2012-03-15

Method of preparing polymer-water emulsion and further settling a sticky polymer material in downhole environment

#220
20120012318
2012-01-19

Compositions And Methods For Servicing Subterranean Wells

#221
20110297375
2011-12-08

Composition for borehole treatment

#222
20110284248
2011-11-24

Foam resin sealant for zonal isolation and methods for making and using same

#223
20110284247
2011-11-24

Resin sealant for zonal isolation and methods for making and using same

#224
20110230592
2011-09-22

Compressible and highly flexible plugging agent

#225
20110220363
2011-09-15

Method of enhancing productivity of a formation with unhydrated borated galactomannan gum

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Methods for mitigation of annular pressure buildup in subterranean wells

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Inverse emulsion polymers as lost circulation material

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Compositions for treating materials and methods of treating same

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Swellable compositions for borehole applications

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Methods for Forming a Permeable and Stable Mass in a Subterranean Formation

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Method to control driving fluid breakthrough during production of hydrocarbons from a subterranean reservoir

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Use of a fluid composition with delayed cross-linking for holding a casing inside a drill hole and method for reinforcing a drill hole

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Aqueous resin compositions and methods for cement repair

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Sealant compositions comprising diutan and associated methods

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Electrically and/or magnetically active coated fibres for wellbore operations

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Using nanoparticles for water flow control in subterranean formations

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DOWNWELL SYSTEM WITH SWELLABLE PACKER INCLUDING BLOWING AGENT

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Use of water-soluble polymer complexes in aqueous systems

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Addition of nonionic surfactants to water soluble block copolymers to increase the stability of the copolymer in aqueous solutions containing salt and/or surfactants

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Aqueous-Based Insulating Fluids and Related Methods

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Aqueous-Based Insulating Fluids and Related Methods

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Controlling pressure and static charge build up within an annular volume of a welllbore

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Method of Sealing an Annular Space in a Wellbore

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Method of cementing expandable well tubing

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DELAYED POLYACRYLAMIDE-CO-ALUMINUM HYDROXYL CHLORIDE GEL

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Controlling pressure and static charge build up within an annular volume of a wellbore

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Solid polyurethane compositions, infrastucture repair and geo-stabilization processes

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Infrastructure repair and geo-stabilization processes

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Heavy wax stimulation diverting agent

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Methods for wellbore strengthening and controlling fluid circulation loss

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Inverse emulsion polymers as lost circulation material

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Wellbore treatment kits for forming a polymeric precipitate to reduce the loss of fluid to a subterranean formation

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Sealant composition comprising a gel system and a reduced amount of cement for a permeable zone downhole

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Additive For, Treatment Fluid For, and Method of Plugging a Tubing/Casing Annulus in a Well Bore

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WELL PLUG ADDITIVE, WELL PLUG TREATMENT FLUID MADE THEREFROM, AND METHOD OF PLUGGING A WELL

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WELL KILL ADDITIVE, WELL KILL TREATMENT FLUID MADE THEREFROM, AND METHOD OF KILLING A WELL

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Methods of treating keratin based substrates

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Use of water-soluble polymer complexes in aqueous systems

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Sealant compositions and methods of using the same to isolate a subterranean zone from a disposal well

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Method of hardening a fluid mass

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COchemical reaction viscosity-increasing type polymer surfactant for gas channeling control during COflooding in offshore heavy oil reservoirs, preparation method therefor and use thereof

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Well cementing with a composition including red mud

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Resin slurry plugging system suitable for fractured-vuggy formation and preparation and use thereof

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Puddle job with delayed setting of resin via a polymerization reaction with an activator

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Elastic conformance gels

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Method and system for mitigating downhole water production

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Resins for repair of well integrity issues

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Evaluating the presence of resin cement

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Modified nano-silica plugging agent, water-based drilling fluid, and preparation method and use thereof

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Expandable plugging agent and preparation method thereof, micro-capsule plugging agent, water-based drilling fluid, and use thereof

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Encapsulated polymer nanocomposite for efficient crack repair and monitoring of cement, rock, and other brittle materials

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