Patents-Review.com
ClassID:

104359 ⎘

C09K8/90 - 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 stimulating production by acting on the underground formation; Compositions based on water or polar solvents containing organic compounds macromolecular compounds of natural origin, e.g. polysaccharides, cellulose

Sub-classes:
Recent Application in this class:
#1
20260139184
2026-05-21

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

 #2
20260098205
2026-04-09

BIOMASS SLURRY PREPARATION FOR SUBTERRANEAN INJECTION

 #3
20260022291
2026-01-22

FUNCTIONALIZED NANOPARTICLES AS WETABILITY MODIFIER

 #4
20250223489
2025-07-10

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

 #5
20250198268
2025-06-19

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

 #6
20250163327
2025-05-22

EMULSIFYING COMPOSITIONS COMPRISING FATTY ACID OR FATTY ESTER REACTION PRODUCTS OF SACCHARIDE POLYMERS FORMULATED WITH MIXED SURFACTANTS

 #7
20250163315
2025-05-22

MATERIALS AND COMPOSITIONS FOR RESERVOIR STIMULATION TREATMENT

 #8
20250034450
2025-01-30

FUNCTIONALIZED NANOPARTICLES AS WETABILITY MODIFIER

 #9
20250019681
2025-01-16

ALPHA-AMYLASE VARIANTS

 #10
20240191129
2024-06-13

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

 #11
20230272259
2023-08-31

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

 #12
20230083037
2023-03-16

Process fluid with environmentally friendly biostabilisator

 #13
20220348820
2022-11-03

Crosslinked proppant-gel matrix

 #14
20220243119
2022-08-04

Methods of ensuring and enhancing conductivity in micro-fractures

 #15
20220169917
2022-06-02

Subterranean placement of lignocellulosic materials

 #16
20220073812
2022-03-10

DILUTED MICROEMULSIONS WITH LOW SURFACE TENSIONS

 #17
20220010201
2022-01-13

High viscosity friction reducer for fracturing fluid

 #18
20220002609
2022-01-06

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

 #19
20210277758
2021-09-09

Method and materials for hydraulic fracturing with delayed crosslinking of gelling agents

 #20
20210253943
2021-08-19

DOWNHOLE TREATMENT COMPOSITIONS COMPRISING CELLULOSE ESTER BASED DEGRADABLE DIVERTING AGENTS AND METHODS OF USE IN DOWNHOLE FORMATIONS

 #21
20210246353
2021-08-12

Thermoassociative polymers in subterranean treatment fluids

 #22
20210222054
2021-07-22

Fracturing fluid compositions and methods for making and using same

 #23
20210222044
2021-07-22

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

 #24
20210215026
2021-07-15

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

 #25
20210214604
2021-07-15

Compositions and methods for cross-linking hydratable polymers using produced water

 #26
20210207464
2021-07-08

Polymer blends for stimulation of oil and gas wells

 #27
20210148191
2021-05-20

Method of using delayed hydratable polymeric viscosifying agent in the treatment of a well or subterranean formation

 #28
20210102114
2021-04-08

Additives to minimize viscosity reduction for guar/borate system under high pressure

 #29
20210095186
2021-04-01

Crosslinked proppant-gel matrix

 #30
20210062067
2021-03-04

Nanofibril cellulose additive

 #31
20210009891
2021-01-14

Enzyme-encapsulated hydrogel nanoparticles for hydraulic fracturing fluid cleanup

 #32
20200392400
2020-12-17

Enhanced proppant transport for hydraulic fracturing

 #33
20200369953
2020-11-26

Methods of ensuring and enhancing conductivity in micro-fractures

 #34
20200369950
2020-11-26

METHODS AND COMPOSITIONS FOR STIMULATING THE PRODUCTION OF HYDROCARBONS FROM SUBTERRANEAN FORMATIONS

 #35
20200347287
2020-11-05

Methods and thermally stable aqueous borate-based cross-linking suspensions for treatment of subterranean formations

 #36
20200308477
2020-10-01

Downhole high temperature rheology control

 #37
20200291290
2020-09-17

Fluids containing cellulose fibers and cellulose nanoparticles for oilfield applications

 #38
20200277409
2020-09-03

SOLUBLE & FILTERABLE BIOPOLYMER SOLIDS

 #39
20200263081
2020-08-20

Rheology control of nanocellulose treatment fluids

 #40
20200255720
2020-08-13

Additives to minimize viscosity reduction for guar/borate system under high pressure

 #41
20200231865
2020-07-23

Hydraulic fracturing fluid

 #42
20200148942
2020-05-14

Compositions and methods for delayed crosslinking in hydraulic fracturing fluids

 #43
20200063025
2020-02-27

Methods and compositions for use of proppant surface chemistry and internal porosity to consolidate proppant particulates

 #44
20200063021
2020-02-27

Compositions and methods for delayed crosslinking in hydraulic fracturing fluids

 #45
20200056085
2020-02-20

BASIL SEED GUM POLYMER GELLING AGENT

 #46
20200040254
2020-02-06

Fiber configurations for wellbore treatment compositions

 #47
20190376052
2019-12-12

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

 #48
20190367803
2019-12-05

Easily dispersible polymer powder for hydrocarbon extraction

 #49
20190345371
2019-11-14

Petrified cellulosic materials as additives to treatment fluids

 #50
20190338179
2019-11-07

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

 #51
20190309209
2019-10-10

Delayed breaker composition

 #52
20190300780
2019-10-03

NANOPARTICLE GEL SYSTEMS FOR TREATING CARBONATE FORMATIONS

 #53
20190284467
2019-09-19

Diluted microemulsions with low surface tensions

 #54
20190277123
2019-09-12

Method for treating fractured subterranean formations with controlled solids setting in wellbore

 #55
20190249066
2019-08-15

DRILLING FLUID ADDITIVES AND FRACTURING FLUID ADDITIVES CONTAINING CELLULOSE NANOFIBERS AND/OR NANOCRYSTALS

 #56
20190218449
2019-07-18

Methods and materials for treating subterranean formations using a three-phase emulsion based fracturing fluid

 #57
20190218448
2019-07-18

Methods and materials for treating subterranean formations using a three-phase emulsion based fracturing fluid

 #58
20190202941
2019-07-04

Phosphonated polysaccharides and gels and process for making same

 #59
20190194520
2019-06-27

Viscosifier for oil well fluids

 #60
20190187326
2019-06-20

TAGGED CHEMICAL DIVERTER

 #61
20190185730
2019-06-20

PROCESSES FOR PRODUCING HIGH-VISCOSITY COMPOUNDS AS RHEOLOGY MODIFIERS, AND COMPOSITIONS PRODUCED THEREFROM

 #62
20190169489
2019-06-06

Formulations comprising recovered water and a viscosifier and associated methods

 #63
20190169488
2019-06-06

Methods and compositions for stimulating the production of hydrocarbons from subterranean formations

 #64
20190161673
2019-05-30

Proppant Transport With Low Polymer Concentration Slurry

 #65
20190161671
2019-05-30

Methods and thermally stable aqueous borate-based cross-linking suspensions for treatment of subterranean formations

 #66
20190153305
2019-05-23

Method of using Sophorolipids in well treatment operations

 #67
20190127629
2019-05-02

Self-breakable treatment fluids for use in subterranean formation operations

 #68
20190127628
2019-05-02

Nanotube mediation of degradative chemicals for oil-field application

 #69
20190106615
2019-04-11

CONTROLLING PRODUCTION OF WATER IN SUBTERRANEAN FORMATIONS

 #70
20190100692
2019-04-04

Compositions and methods for cross-linking hydratable polymers using produced water

 #71
20190063201
2019-02-28

Method of fracturing with delayed crosslinking of gelling agents

 #72
20190055828
2019-02-21

SYSTEMS AND METHODS OF OPTIMIZING Y-GRADE NGL FRACTURING FLUIDS

 #73
20190055461
2019-02-21

Systems and methods of optimizing Y-Grade NGL unconventional reservoir stimulation fluids

 #74
20190048252
2019-02-14

Borate Crosslinked Fracturing Fluids

 #75
20190048248
2019-02-14

Nanofibril cellulose additive

 #76
20190002757
2019-01-03

Rheology modifier

 #77
20180362839
2018-12-20

In situ generation of pH control agents

 #78
20180355238
2018-12-13

Treatment fluids comprising viscosifying agents and methods of using the same

 #79
20180346803
2018-12-06

Method for reducing the viscosity of viscosified fluids for applications in natural gas and oil fields

 #80
20180346799
2018-12-06

Crosslinked proppant-gel matrix

 #81
20180328147
2018-11-15

Fracturing fluids and methods of treating hydrocarbon formations

 #82
20180327655
2018-11-15

Method for reducing the viscosity of viscosified fluids for applications in natural gas and oil fields

 #83
20180327654
2018-11-15

Methods and materials for treating subterranean formations using a three-phase emulsion based fracturing fluid

 #84
20180327647
2018-11-15

PETRIFIED CELLULOSIC MATERIALS AS ADDITIVES TO TREATMENT FLUIDS

 #85
20180306006
2018-10-25

Methods of using superabsorbent polymers for fracturing and sand control applications

 #86
20180305608
2018-10-25

CARBOXYLATED CELLULOSE POLYMERS FOR USE IN HYDRAULIC FRACTURING OPERATIONS

 #87
20180273649
2018-09-27

Crosslinked polymer, hydrogel or water-based fracturing fluid comprising the same, and methods of making and using thereof

 #88
20180258335
2018-09-13

ENVIRONMENTALLY FRIENDLY, NON-CLAY, AQUEOUS-BASED, BORATE CROSS-LINKER SLURRIES USING BORON-CONTAINING MINERALS

 #89
20180251671
2018-09-06

Additives to minimize viscosity reduction for guar/borate system under high pressure

 #90
20180251669
2018-09-06

Methods for enhancing suspension and transport of proppant particulates and subterranean formation conductivity

 #91
20180237687
2018-08-23

BORON-CONTAINING OIL WELL FRACTURING FLUID

 #92
20180237686
2018-08-23

METHOD FOR STIMULATION TREATMENT USING POLYMER-SURFACTANT COMBINATION

 #93
20180230362
2018-08-16

Formation Stabilizing Fracturing Fluid and Method of Use

 #94
20180215994
2018-08-02

Methods and Compositions for the Controlled Crosslinking and Viscosifying of Well Servicing Fluids Utilizing Mixed Borate Hydrocarbon-Based Suspensions

 #95
20180155615
2018-06-07

Enhanced proppant transport for hydraulic fracturing

 #96
20180127643
2018-05-10

Forming proppant-free channels in propped vertically oriented fractures

 #97
20180118991
2018-05-03

Viscous water-based composition

 #98
20180094194
2018-04-05

COMPOSITIONS USEFUL FOR OIL EXTRACTION

 #99
20180086961
2018-03-29

Delayed-release additives in a degradable matrix

 #100
20180079952
2018-03-22

Colored organic peroxide compositions and methods for breaking fluids

 #101
20180073340
2018-03-15

Polymer blends for stimulation of oil and gas wells

 #102
20180066504
2018-03-08

Geochemical methods for monitoring and evaluating microbial enhanced recovery operations

 #103
20180066172
2018-03-08

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

 #104
20180051202
2018-02-22

Thermoset coating compositions for sand particulates in subterranean operations

 #105
20180016488
2018-01-18

Compositions and methods for delayed crosslinking in hydraulic fracturing fluids

 #106
20170362497
2017-12-21

Easily dispersible polymer powder for hydrocarbon extraction

 #107
20170355900
2017-12-14

PRODUCED WATER BORATE CROSSLINKING COMPOSITIONS AND METHOD OF USE

 #108
20170349820
2017-12-07

Hydrophobically modified quaternized polysaccharide corrosion inhibitors

 #109
20170349817
2017-12-07

Polymer with internal crosslinking and breaking mechanisms

 #110
20170349816
2017-12-07

Borate crosslinker

 #111
20170341979
2017-11-30

Additive of cellulose nanofibrils or nanocrystals and a second polymer

 #112
20170335178
2017-11-23

SALT-TOLERANT SELF-SUSPENDING PROPPANTS

 #113
20170335172
2017-11-23

Aldehydes as a catalyst for an oxidative breaker

 #114
20170333578
2017-11-23

Method for producing radiobacteria for therapy of cancer

 #115
20170298270
2017-10-19

ENVIRONMENTAL GELLING AGENT FOR GRAVEL PACKING FLUIDS

 #116
20170298266
2017-10-19

Delayed Viscosity Well Treatment Methods and Fluids

 #117
20170283686
2017-10-05

Dual function proppants

 #118
20170275528
2017-09-28

Compositions and methods for breaking hydraulic fracturing fluids

 #119
20170275527
2017-09-28

Composition and method for improved treatment fluid

 #120
20170275517
2017-09-28

Treatment fluids comprising finger millet and methods of use

 #121
20170267915
2017-09-21

Using borated galactomannan to enhance swelling of superabsorbents for fracturing applications

 #122
20170253790
2017-09-07

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

 #123
20170253786
2017-09-07

Additive of chemically-modified cellulose nanofibrils or cellulose nanocrystals

 #124
20170247606
2017-08-31

SILICA CROSSLINKER INCLUDING BORONIC ACID FUNCTIONALITIES OR ESTERS THEREOF FOR TREATMENT OF SUBTERRANEAN FORMATIONS

 #125
20170247597
2017-08-31

Method for treating subterranean formations

 #126
20170240803
2017-08-24

Composition Including Enzymatic Breaker and Activator for Treatment of Subterranean Formations

 #127
20170240792
2017-08-24

DRILLING FLUID ADDITIVES AND FRACTURING FLUID ADDITIVES CONTAINING CELLULOSE NANOFIBERS AND/OR NANOCRYSTALS

 #128
20170233642
2017-08-17

Well Treatment Fluids and Methods

 #129
20170233641
2017-08-17

Polymeric metal crosslinker for shear tolerant fracturing fluid application

 #130
20170233640
2017-08-17

Fracturing fluid and method of use

 #131
20170226408
2017-08-10

Flooding operations employing chlorine dioxide

 #132
20170226407
2017-08-10

Composition comprising ultrafine cellulose fibers

 #133
20170226399
2017-08-10

Subterranean formation processing composition comprising ultrafine cellulose fibers

 #134
20170226398
2017-08-10

Composition comprising ultrafine cellulose fibers

 #135
20170198214
2017-07-13

Methods and compositions for use of proppant surface chemistry and internal porosity to consolidate proppant particulates

 #136
20170198207
2017-07-13

Hydraulic fracturing fluid

 #137
20170198206
2017-07-13

HIGH TEMPERATURE VISCOUS FLUID SYSTEMS IN HIGH SALINITY WATER

 #138
20170190956
2017-07-06

AQUEOUS EMULSIONS FOR CROSSLINKING

 #139
20170183561
2017-06-29

Well treatment fluids comprising cross-linkable polysaccharides

 #140
20170174982
2017-06-22

Temperature-triggered viscosifier for treatment of a subterranean formation

 #141
20170158939
2017-06-08

POLYMER DELIVERY IN WELL TREATMENT APPLICATIONS

 #142
20170145296
2017-05-25

Water-based wellbore servicing fluids with high temperature fluid loss control additive

 #143
20170145285
2017-05-25

Fluids containing cellulose fibers and cellulose nanoparticles for oilfield applications

 #144
20170137700
2017-05-18

Low residue, high salinity fracturing fluids

 #145
20170114271
2017-04-27

Subterranean well production saltwater evaporation station with saltwater recycle

 #146
20170088769
2017-03-30

AQUEOUS GUAR COMPOSITIONS FOR USE IN OIL FIELD AND SLICKWATER APPLICATIONS

 #147
20170073573
2017-03-16

Fracturing fluid containing a viscosifying agent and curable resin additive

 #148
20170073433
2017-03-16

Processes to Produce Unpurified Polygalacturonic Acids from Plant Tissue Using Calcium Sequestering Compounds

 #149
20170066961
2017-03-09

Method of breaking metal-crosslinked polymers

 #150
20170037303
2017-02-09

COMPOSITIONS AND METHODS FOR DELAYED CROSSLINKING IN HYDRAULIC FRACTURING FLUIDS

 #151
20170015899
2017-01-19

CONTROLLING SOLID SUSPENSION IN FLUIDS

 #152
20170015898
2017-01-19

Environmentally preferable microemulsion composition

 #153
20170009127
2017-01-12

Controlling The Stability Of Water In Water Emulsions

 #154
20160367955
2016-12-22

Viscous fluid dilution system and method thereof

 #155
20160362502
2016-12-15

Phosphonated polysaccharides and gels and process for making same

 #156
20160355727
2016-12-08

NANO-PROPPANTS FOR FRACTURE CONDUCTIVITY

 #157
20160355726
2016-12-08

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

 #158
20160347992
2016-12-01

Produced water borate crosslinking compositions and method of use

 #159
20160333261
2016-11-17

Enhanced subterranean treatment fluids in ionic water or seawater

 #160
20160326426
2016-11-10

Use of a boron cross linker in an emulsion system

 #161
20160319187
2016-11-03

BORON SEQUESTRATION IN FRACTURING FLUIDS

 #162
20160319185
2016-11-03

SHEAR THICKENING FLUID METHOD AND SYSTEM TO DELIVER MATERIALS DOWNHOLE

 #163
20160312110
2016-10-27

Fracturing fluid

 #164
20160305229
2016-10-20

HYDRAULIC FRACTURING METHOD

 #165
20160298026
2016-10-13

HARD AND SALT WATER RESISTANT SELF SUSPENDING PROPPANTS

 #166
20160289546
2016-10-06

Polysaccharides and metal complexes for viscosity

 #167
20160280990
2016-09-29

Methods and compositions for use of proppant surface chemistry and internal porosity to consolidate proppant particulates

 #168
20160272881
2016-09-22

Viscosity enhancer

 #169
20160272877
2016-09-22

IMPROVED GEL STABILITY

 #170
20160272869
2016-09-22

Treatment fluids and uses thereof

 #171
20160264859
2016-09-15

Composition for enhanced fracture cleanup using redox treatment

 #172
20160264850
2016-09-15

Method for chemically controlling delay time for breaking polymers

 #173
20160262377
2016-09-15

Polymer compositions

 #174
20160257878
2016-09-08

Systems and Methods for Reducing Treating Pressure of Crosslinked Carboxymethyl Cellulose-Based Fracturing Fluids

 #175
20160257877
2016-09-08

Viscosified treatment fluids comprising polyol derivatized cellulose and methods relating thereto

 #176
20160237336
2016-08-18

Dual breaker system for reducing formation damage during fracturing

 #177
20160230082
2016-08-11

Method of Reusing Untreated Produced Water in Hydraulic Fracturing

 #178
20160230081
2016-08-11

Ground supporting energy recovery medium with carbohydrate-based thickener, salt and proppant in base liquid

 #179
20160230065
2016-08-11

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

 #180
20160194552
2016-07-07

High-salt gelling compositions and methods for well treatment

 #181
20160194550
2016-07-07

Methods and compositions for stimulating the production of hydrocarbons from subterranean formations

 #182
20160186045
2016-06-30

Composition including functionalized polysaccharide for treatment of subterranean formations

 #183
20160177693
2016-06-23

COMPOSITIONS AND METHODS OF IMPROVING HYDRAULIC FRACTURE NETWORK

 #184
20160168456
2016-06-16

Dual purpose viscosifier-scale inhibitors for use in subterranean formation operations

 #185
20160168455
2016-06-16

Fracturing or gravel-packing fluid with CMHEC in brine

 #186
20160160117
2016-06-09

Treatment fluids containing polysaccharides with friction reducing grafts thereon

 #187
20160160107
2016-06-09

Controlling flow in downhole operations

 #188
20160153273
2016-06-02

Fracturing treatments in subterranean formations using reducible materials

 #189
20160152888
2016-06-02

Composition and method for gelling fracturing fluids

 #190
20160137908
2016-05-19

Improved Suspension of Proppant Particles in Hydraulic Fracturing Liquid

 #191
20160130496
2016-05-12

Scale-inhibiting cocrystals for treatment of a subterranean formation

 #192
20160108306
2016-04-21

Latent curing agent compatible with low pH frac fluids

 #193
20160102246
2016-04-14

Stabilization of High Molecular Weight Polysaccharide Solutions at High Temperatures

 #194
20160102236
2016-04-14

Hydrophobically and hydrophilically modified polysaccharides and methods of using the same for treatment of a subterranean formation

 #195
20160083644
2016-03-24

Fracturing or gravel-packing fluid with CMHEC in brine

 #196
20160069175
2016-03-10

Method of fracturing subterranean formations with crosslinked fluid

 #197
20160060507
2016-03-03

Method for reusing produced water for hydraulic fracturing

 #198
20160060504
2016-03-03

Method and materials for hydraulic fracturing with delayed crosslinking of gelling agents

 #199
20160053599
2016-02-25

Fracturing fluids comprising fibers treated with crosslinkable, hydratable polymers and related methods

 #200
20160046857
2016-02-18

Buoyant Fluid Composition

 #201
20160032168
2016-02-04

Viscosifier for oil well fluids

 #202
20160009985
2016-01-14

Promoters for peroxides in aqueous treatment fluids

 #203
20150376494
2015-12-31

Multi-component materials for breaker activity control

 #204
20150376039
2015-12-31

Methods for treating liquid streams containing quaternary ammonium compounds

 #205
20150307632
2015-10-29

High viscosity crosslinked ethoxy-starch

 #206
20150300142
2015-10-22

Method for enhanced fracture cleanup using redox treatment

 #207
20150300139
2015-10-22

Method of using sophorolipids in well treatment operations

 #208
20150198010
2015-07-16

Method of enhancing stability of cement slurries in well cementing operations

 #209
20150197686
2015-07-16

Treatment fluids comprising viscosifying agents and methods of using the same

 #210
20150175880
2015-06-25

METHOD OF VISCOSITY REDUCTION IN THE PRESENCE OF FULLY COORDINATED COMPOUNDS

 #211
20150129231
2015-05-14

Method of treating produced or flowback water with nucleophilic agent to deactivate breaker

 #212
20150126416
2015-05-07

Method of treating subterranean formations

 #213
20150075792
2015-03-19

Method of cementing a well using delayed hydratable polymeric viscosifying agents

 #214
20150075789
2015-03-19

Boronated biopolymer crosslinking agents and methods relating thereto

 #215
20150068744
2015-03-12

Fluid mobility modifiers for increased production in subterranean formations

 #216
20150060072
2015-03-05

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

 #217
20150060062
2015-03-05

Method for enhancing productivity of hydrocarbon formations using fluid containing organometallic crosslinking agent and scale inhibitor

 #218
20150053409
2015-02-26

Delayed viscosity well treatment methods and fluids

 #219
20150041139
2015-02-12

Well treatment fluids and methods

 #220
20150027710
2015-01-29

Poly(alkyenylamide)-polysaccharide hydrogels for treatment of subterranean formations

 #221
20150027702
2015-01-29

Methods of treatment of a subterranean formation with polymeric structures formed in situ

 #222
20150021033
2015-01-22

Thixotropic agents and methods of use

 #223
20150013984
2015-01-15

Fluid viscosity control

 #224
20150013983
2015-01-15

Solid-supported crosslinker for treatment of a subterranean formation

 #225
20150005205
2015-01-01

CHLORINE DIOXIDE-MEDIATED POLYMER HYDRATION

 #226
20150000910
2015-01-01

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

 #227
20140378353
2014-12-25

Inhibiting Salting Out of Diutan or Scleroglucan in Well Treatment

 #228
20140367107
2014-12-18

Methods and compositions for stimulating the production of hydrocarbons from subterranean formations

 #229
20140364344
2014-12-11

Hydration system for hydrating an additive and method

 #230
20140349897
2014-11-27

Treatment fluids with non-oxidizer class inorganic peroxide polymer breakers and methods of use thereof

 #231
20140338902
2014-11-20

Polysaccharide delivery unit for wellbore treatment agent and method

 #232
20140326029
2014-11-06

Cellulose blends with enhanced water retention and their use in irrigation

 #233
20140315763
2014-10-23

Oil based concentrated slurries and methods for making and using same

 #234
20140309149
2014-10-16

Dual function proppants

 #235
20140309148
2014-10-16

Spread crosslinker and method

 #236
20140309147
2014-10-16

Spread crosslinker and method of water control downhole

 #237
20140305650
2014-10-16

Choline-based crosslinker compositions for fracturing fluids

 #238
20140303047
2014-10-09

Wellbore servicing compositions and methods of making and using same

 #239
20140295523
2014-10-02

Glucanases, nucleic acids encoding them and methods for making and using them

 #240
20140209309
2014-07-31

Wellbore servicing fluids and methods of making and using same

 #241
20140202695
2014-07-24

Treatment fluids comprising stabilized heteropolysaccharides and related methods

 #242
20140144630
2014-05-29

Methods of treating a subterranean formation with thermally activated suspending agents

 #243
20140138087
2014-05-22

Method of re-fracturing using borated galactomannan gum

 #244
20140066340
2014-03-06

Low Toxicity Viscosifier and Methods of Using the Same

 #245
20140057815
2014-02-27

Methods and compositions for enhancing guar hydration rates and performing guar derivatization reactions

 #246
20140041877
2014-02-13

Well treatment fluids containing an ylide or a vitamin B and methods of using the same

 #247
20140034323
2014-02-06

Methods and compositions for the controlled crosslinking and viscosifying of well servicing fluids utilizing mixed borate hydrocarbon-based suspensions

 #248
20140014349
2014-01-16

Fracturing operations employing chlorine dioxide

 #249
20140005081
2014-01-02

Spread crosslinker and method of water control downhole

 #250
20130327530
2013-12-12

Composition and Method to Replace Polysacharides in Hydraulic Fracturing

 #251
20130324445
2013-12-05

Microemulsion and nanoemulsion breaker fluids with organic peroxides

 #252
20130312969
2013-11-28

Use of hexose oxidases to create hydrogen peroxide in aqueous well treatment fluids

 #253
20130312968
2013-11-28

Subterranean treatment fluid composition and method of treatment

 #254
20130306317
2013-11-21

Degradable polymer and legume particulates for well treatment

 #255
20130153233
2013-06-20

Method of fracturing subterranean formations with crosslinked fluid

 #256
20130153226
2013-06-20

Method for delayedly crosslinking environmentally friendly fluids

 #257
20130133892
2013-05-30

Breaking diutan with oxalic acid at 180° F to 220° F

 #258
20130130948
2013-05-23

Metallic particle activated oxidative breaking method and system

 #259
20130126163
2013-05-23

METHOD OF FRACTURING WITH APHRON CONTAINING FLUIDS

 #260
20130118743
2013-05-16

Nonionic hydrophobically substituted cellulose ethers

 #261
20130056204
2013-03-07

Dual function proppants

 #262
20130035263
2013-02-07

Agent and composition for oilfield applications

 #263
20120302468
2012-11-29

FORMULATIONS AND USES OF DRILLING FLUIDS CONTAINING VISCOSIFIED PHOSPHATE BRINE

 #264
20120283148
2012-11-08

Methods and Compositions for Hydrocarbon-Based Crosslinking Additives with Non-Detectable BTEX Levels

 #265
20120270759
2012-10-25

Methods and compositions for enhancing guar hydration rates and performing guar derivatization reactions

 #266
20120267112
2012-10-25

WELL SERVICE COMPOSITIONS AND METHODS

 #267
20120267109
2012-10-25

METHOD OF TREATING A FRACTURED WELL

 #268
20120252707
2012-10-04

METHODS AND COMPOSITIONS TO DELAY VISCOSIFICATION OF TREATMENT FLUIDS

 #269
20120245060
2012-09-27

Cross-linkers for hydraulic fracturing fluid

 #270
20120241153
2012-09-27

Method of enhancing fracture conductivity

 #271
20120231982
2012-09-13

Well treatment methods and systems

 #272
20120227971
2012-09-13

Sulfates and phosphates as allosteric effectors in mannanohydrolase enzyme breakers

 #273
20120160501
2012-06-28

Zirconium-based cross-linking composition for use with high pH polymer solutions

 #274
20120160498
2012-06-28

Concentrated Polymer Systems Having Increased Polymer Loadings and Enhanced Methods of Use

 #275
20120157354
2012-06-21

FRICTION REDUCER

 #276
20120111570
2012-05-10

Wellbore treatment compositions comprising hydrophilically modified polymers and nonionic surfactants

 #277
20120111568
2012-05-10

Method of fracturing using alkaliphile derived enzyme breaker

 #278
20120090848
2012-04-19

MODIFICATION OF SOLID POLYSACCHARIDE WITH TRANSESTERIFICATION AGENT

 #279
20120090846
2012-04-19

MODIFICATION OF SOLID POLYSACCHARIDE WITH TRANSESTERIFICATION AGENT

 #280
20120073809
2012-03-29

DIVERSION PILL AND METHODS OF USING THE SAME

 #281
20120055670
2012-03-08

Method of fracturing using mannanohydrolase enzyme breaker

 #282
20120031618
2012-02-09

Method of using hexose oxidases to create hydrogen peroxide in aqueous well treatment fluids

 #283
20120012325
2012-01-19

HIGH TEMPERATURE STABILIZER FOR WELL TREATMENT FLUIDS AND METHODS OF USING SAME

 #284
20110319302
2011-12-29

Method of treating a wellbore at high temperature in contact with carbon dioxide

 #285
20110319301
2011-12-29

Polymer delivery in well treatment applications

 #286
20110284225
2011-11-24

Shear tolerant aqueous based fracturing fluids and methods

 #287
20110275736
2011-11-10

Compositions for modifying rheological properties of cement systems

 #288
20110251111
2011-10-13

Foaming agent for subterranean formations treatment, and methods of use thereof

 #289
20110220363
2011-09-15

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

 #290
20110198089
2011-08-18

METHODS TO REDUCE SETTLING RATE OF SOLIDS IN A TREATMENT FLUID

 #291
20110155376
2011-06-30

Delivering water-soluble polysaccharides for well treatments

 #292
20110152132
2011-06-23

Compositions and methods for breaking a viscosity increasing polymer at very low temperature used in downhole well applications

 #293
20110143970
2011-06-16

VISCOELASTIC FLUIDS CONTAINING HYDROXYETHYL CELLULOSE

 #294
20110117067
2011-05-19

Glucanases, Nucleic Acids Encoding Them and Methods for Making and Using Them

 #295
20110092696
2011-04-21

High performance low residue guar for hydraulic fracturing and other applications

 #296
20110092397
2011-04-21

Method of fracturing using mannanohydrolase enzyme breaker

 #297
20110092393
2011-04-21

Method of reducing the viscosity of hydrocarbons

 #298
20110082057
2011-04-07

Methods for crosslinking water soluble polymers for use in well applications

 #299
20110067867
2011-03-24

Wellbore servicing fluid compositions and use thereof

 #300
20110054042
2011-03-03

Polymer compositions