ClassID:

104339

C09K8/68 - page 2 - 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 for forming crevices or fractures; Compositions based on water or polar solvents containing organic compounds

Recent Application in this class:
#301
20200017758
2020-01-16

Methods for producing seawater based, high temperature viscoelastic surfactant fluids with low scaling tendency

#302
20200017757
2020-01-16

Methods for producing seawater based, high temperature viscoelastic surfactant fluids with low scaling tendency

#303
20200017750
2020-01-16

Fluids For Fracking Of Paraffinic Oil Bearing Formations

#304
20200010755
2020-01-09

Method for enhancing fluid recovery from subsurface reservoirs

#305
20200002603
2020-01-02

Acid diversion in naturally fractured formations

#306
20200002601
2020-01-02

Methods of controlling fines migration in a well

#307
20190382648
2019-12-19

Upconverting nanoparticles as tracers for production and well monitoring

#308
20190382645
2019-12-19

Hydrocarbon formation treatment micellar solutions

#309
20190376052
2019-12-12

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

#310
20190375983
2019-12-12

FRICTION REDUCERS, FRACTURING FLUID COMPOSITIONS AND USES THEREOF

#311
20190367803
2019-12-05

Easily dispersible polymer powder for hydrocarbon extraction

#312
20190367802
2019-12-05

Process for making and using a composition of matter

#313
20190367795
2019-12-05

Curable composition and resin for treatment of a subterranean formation

#314
20190359819
2019-11-28

Process for manufacturing particles comprising polylactic acid

#315
20190353020
2019-11-21

FRACTURING A FORMATION WITH MORTAR SLURRY

#316
20190352559
2019-11-21

Forming proppant-free channels in a proppant pack

#317
20190352558
2019-11-21

Rotary steerable drilling tool and method

#318
20190345372
2019-11-14

Sugar-based surfactant for well treatment fluids

#319
20190338177
2019-11-07

Thermally Stabilized Friction Reduction Compositions and Methods for Use Thereof

#320
20190330518
2019-10-31

CO-sensitive fracturing and displacement fluid and method of making the same and method for fracturing and displacement of tight oil reservoir

#321
20190323329
2019-10-24

FRACTURING A FORMATION WITH MORTAR SLURRY

#322
20190316030
2019-10-17

Clay inhibitors for drilling, fracturing, and other procedures

#323
20190316024
2019-10-17

High temperature gravel packing fluid system

#324
20190315674
2019-10-17

Methods and compositions incorporating alkyl polyglycoside surfactant for use in oil and/or gas wells

#325
20190309610
2019-10-10

Strengthening proppant on-the-fly during hydraulic fracturing treatments

#326
20190309209
2019-10-10

Delayed breaker composition

#327
20190300779
2019-10-03

Fracturing Process

#328
20190300637
2019-10-03

Multiblock copolymer and method of making thereof

#329
20190300400
2019-10-03

Synthetic acid and associated methods

#330
20190292440
2019-09-26

Using synthetic acid compositions as alternatives to conventional acids in the oil and gas industry

#331
20190284467
2019-09-19

Diluted microemulsions with low surface tensions

#332
20190277123
2019-09-12

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

#333
20190276732
2019-09-12

Distributing an amorphic degradable polymer in wellbore operations

#334
20190276731
2019-09-12

Diverting Agent For Diversion Acidizing In Water Injection Wells And A Preparation Method Thereof

#335
20190270927
2019-09-05

Method of inhibiting water penetration into oil- and gas-producing formations

#336
20190264542
2019-08-29

Flow control system for a non-newtonian fluid in a subterranean well

#337
20190264098
2019-08-29

Dual-phase acid-based fracturing composition with corrosion inhibitors and method of use thereof

#338
20190264094
2019-08-29

METHODS AND COMPOSITIONS FOR USE IN OIL AND/OR GAS WELLS COMPRISING A TERPENE ALCOHOL

#339
20190256758
2019-08-22

High densitiy clear brine fluids

#340
20190249077
2019-08-15

Proppant with enhanced interparticle bonding

#341
20190249066
2019-08-15

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

#342
20190242234
2019-08-08

Methods for improving channel formation

#343
20190242229
2019-08-08

NANOEMULSIONS FOR USE IN SUBTERRANEAN FRACTURING TREATMENTS

#344
20190241796
2019-08-08

POLYMERIC DRAG REDUCING COMPOSITIONS AND METHODS FOR REDUCING DRAG AND/OR INCREASING VISCOSITY OF FLUIDS IN OIL AND/OR GAS WELLS

#345
20190233719
2019-08-01

Polylactic acid/acid-soluble hard particulate blends as degradable diverting agents

#346
20190233716
2019-08-01

Methods for preparing an aqueous surfactant-polymer solution

#347
20190233715
2019-08-01

Compositions for use in oil and gas operations

#348
20190225874
2019-07-25

VES fluids having improved rheology at high temperature and high salinity

#349
20190225873
2019-07-25

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

#350
20190225871
2019-07-25

Brine resistant silica sol

#351
20190225542
2019-07-25

Hydrating swellable clays

#352
20190218449
2019-07-18

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

#353
20190218448
2019-07-18

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

#354
20190211660
2019-07-11

Magnetic proppants for enhanced fracturing

#355
20190211659
2019-07-11

Magnetic proppants for enhanced fracturing

#356
20190211255
2019-07-11

Emulsions including polymers, treatment fluids including emulsions, and methods for treating subterranean formations

#357
20190211254
2019-07-11

Hydrophobized nanoparticles as breaker for viscoelastic surfactant gelled fluids

#358
20190203109
2019-07-04

Treatment fluid, method for formation treatment, method for reducing the proppant settling rate in the formation treatment fluid

#359
20190202941
2019-07-04

Phosphonated polysaccharides and gels and process for making same

#360
20190194527
2019-06-27

Shale treatment

#361
20190194526
2019-06-27

Surfactant flowback aids for use in subterranean formation operations

#362
20190187326
2019-06-20

TAGGED CHEMICAL DIVERTER

#363
20190186248
2019-06-20

Material and method of controlled energy deposition

#364
20190185740
2019-06-20

Polymeric systems for particle dispersion

#365
20190185733
2019-06-20

CLAY INHIBITORS FOR DRILLING, FRACTURING, AND OTHER PROCEDURES

#366
20190185730
2019-06-20

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

#367
20190177603
2019-06-13

ENVIRONMENTALLY ACCEPTABLE SURFACTANT IN AQUEOUS-BASED STIMULATION FLUIDS

#368
20190169488
2019-06-06

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

#369
20190161671
2019-05-30

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

#370
20190153305
2019-05-23

Method of using Sophorolipids in well treatment operations

#371
20190153304
2019-05-23

DRAG-REDUCING ADDITIVES HAVING DISPERSION POLYMERS AND MICROEMULSIONS AND METHODS FOR PREPARING AND USING SAME

#372
20190153303
2019-05-23

Method to hydraulically fracture a well

#373
20190153302
2019-05-23

Method to hydraulically fracture a well

#374
20190153301
2019-05-23

Demolition agent

#375
20190144742
2019-05-16

Friction reducers and well treatment fluids

#376
20190136121
2019-05-09

Hydraulic fracturing method using non-standard proppant

#377
20190136113
2019-05-09

Performance non-emulsifiers that employ branched alcohols and a new high-solvency carrier oil

#378
20190135973
2019-05-09

Poly(acrylated polyol) and method for making and using thereof as asphalt rubber modifiers, adhesives, fracking additives, or fracking fluids

#379
20190135972
2019-05-09

Poly(acrylated polyol) and method for making and using thereof as asphalt rubber modifiers, adhesives, fracking additives, or fracking fluids

#380
20190135971
2019-05-09

Poly(acrylated polyol) and method for making and using thereof as asphalt rubber modifiers, adhesives, fracking additives, or fracking fluids

#381
20190128791
2019-05-02

Processes and systems for characterizing and optimizing fracturing fluids

#382
20190127629
2019-05-02

Self-breakable treatment fluids for use in subterranean formation operations

#383
20190119564
2019-04-25

Flow constraint material and slurry compositions

#384
20190119563
2019-04-25

Determining residual friction reducer concentrations for subterranean treatment fluids

#385
20190112902
2019-04-18

Treatment isolation in restimulations with inner wellbore casing

#386
20190112519
2019-04-18

Fracturing fluids comprising alkanolamine borates as crosslinkers for polysaccharides

#387
20190106619
2019-04-11

Enhanced propped fracture conductivity in subterranean wells

#388
20190100687
2019-04-04

METHODS AND COMPOSITIONS FOR FILTER CAKE REMOVAL

#389
20190093465
2019-03-28

Reservoir stimulation method and system

#390
20190093460
2019-03-28

Reservoir stimulation method and apparatus

#391
20190093007
2019-03-28

Methods and compositions for treating a subterranean formation with a polymeric additive composite

#392
20190093006
2019-03-28

Well treatment methods

#393
20190093004
2019-03-28

Glycosyl hydrolase enzymes in high temperature industrial processes

#394
20190093003
2019-03-28

Method of preparing and using a drag-reducing additive having a dispersion polymer

#395
20190071366
2019-03-07

Proppant particles formed from slurry droplets and methods of use

#396
20190062620
2019-02-28

Method for time-controlled release of breakers by use of breakers encapsulated within membranes containing water soluble polymers

#397
20190055463
2019-02-21

Fracturing fluid composition containing an acrylamido-tert-butylsulfonate polymer

#398
20190055462
2019-02-21

Y-GRADE NGL FRACTURING FLUIDS

#399
20190048246
2019-02-14

AQUEOUS AMPHOLYTE POLYMER CONTAINING SOLUTIONS FOR SUBTERRANEAN APPLICATIONS

#400
20190040310
2019-02-07

Enhancing proppant performance

#401
20190040308
2019-02-07

Polymer fiber additive for proppant flowback prevention

#402
20190040307
2019-02-07

SHEAR-THINNING SELF-VISCOSIFYING SYSTEM FOR HYDRAULIC FRACTURING APPLICATIONS

#403
20190040306
2019-02-07

Enhancing acid fracture conductivity

#404
20190040305
2019-02-07

Fracturing method using a low-viscosity fluid with low proppant settling rate

#405
20190040304
2019-02-07

Alkyl unsaturated fatty acid ester oil as a oil component in the formulation and application of surfactant flowback aids for subterranean stimulation

#406
20190040302
2019-02-07

BIOFUELS FOR ENHANCING PRODUCTIVITY OF LOW PRODUCTION WELLS

#407
20190040190
2019-02-07

Poly(acrylated polyol) and method for making and using thereof as asphalt rubber modifiers, adhesive, fracking additives, or fracking fluids

#408
20190031949
2019-01-31

Methods for producing seawater based, high temperature viscoelastic surfactant fluids with low scaling tendency

#409
20190016948
2019-01-17

Multifunctional solid particulate diverting agent

#410
20190016945
2019-01-17

Organic acid fracturing fluid composition

#411
20190010383
2019-01-10

SELF-DEGRADABLE DIVERTERS FOR PROPPED FRACTURE ACIDIZING

#412
20190003294
2019-01-03

Phase-change hydraulic fracturing process

#413
20190002857
2019-01-03

GENES ENCODING CELLULASE

#414
20190002754
2019-01-03

High stability polymer compositions for enhanced oil recovery applications

#415
20190002753
2019-01-03

Methods of controlling fines migration in a well

#416
20180371887
2018-12-27

PLASMA-PULSED HYDRAULIC FRACTURE WITH CARBONACEOUS SLURRY

#417
20180371308
2018-12-27

FOOD GRADE MATERIAL AS EFFECTIVE CLAY CONTROL AGENT

#418
20180362837
2018-12-20

Terpolymer compositions

#419
20180362836
2018-12-20

Compositions including a viscosifying non-ionic associative polymer for treatment of subterranean formations

#420
20180355240
2018-12-13

Systems and methods for breaking friction reducers in-situ

#421
20180355239
2018-12-13

Well-treatment fluid, method for forming fracture, and method for isolating wellbore

#422
20180355238
2018-12-13

Treatment fluids comprising viscosifying agents and methods of using the same

#423
20180355125
2018-12-13

Dry water soluble polymer particles

#424
20180354788
2018-12-13

Method for obtaining combustible gases from rocks for energy production

#425
20180347332
2018-12-06

Method of Enhancing Fracture Complexity Using Far-Field Divert Systems

#426
20180346898
2018-12-06

Mannanase variants

#427
20180346897
2018-12-06

Mannanase variants

#428
20180346803
2018-12-06

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

#429
20180346801
2018-12-06

Silane-based tackifiers for treatment of subterranean formations

#430
20180346799
2018-12-06

Crosslinked proppant-gel matrix

#431
20180346783
2018-12-06

Copolymer surfactants for use in downhole fluids

#432
20180340116
2018-11-29

Phase change fracturing fluid system for phase change fracturing

#433
20180334615
2018-11-22

Compositions and methods for improving proppant conductivity

#434
20180334614
2018-11-22

Enhancing acid fracture conductivity

#435
20180334613
2018-11-22

Enhancing acid fracture conductivity

#436
20180334612
2018-11-22

Enhancing acid fracture conductivity

#437
20180334611
2018-11-22

Water solution, clean fracturing fluid and method for fracturing reservoir

#438
20180328147
2018-11-15

Fracturing fluids and methods of treating hydrocarbon formations

#439
20180327654
2018-11-15

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

#440
20180327648
2018-11-15

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

#441
20180320062
2018-11-08

Glutamic diacetic acid-containing aqueous fluid composition

#442
20180320061
2018-11-08

Saltwater-based fracturing fluid

#443
20180320060
2018-11-08

Surfactant compositions for treatment of subterranean formations and produced oil

#444
20180312745
2018-11-01

Compositions for enhanced oil recovery

#445
20180312744
2018-11-01

GENES ENCODING CELLULASE FOR HYDROLYZING GUAR FRACTURING FLUIDS UNDER EXTREME WELL CONDITIONS

#446
20180312743
2018-11-01

GEL HYDRATION UNITS WITH PNEUMATIC AND MECHANICAL SYSTEMS TO REDUCE CHANNELING OF VISCOUS FLUID

#447
20180312621
2018-11-01

Amphiphilic block polymers soluble in strongly saline medium

#448
20180306006
2018-10-25

Methods of using superabsorbent polymers for fracturing and sand control applications

#449
20180305600
2018-10-25

EXOTHERMIC REACTANTS FOR USE IN SUBTERRANEAN FORMATION TREATMENT FLUIDS

#450
20180298740
2018-10-18

Method for fracturing a formation

#451
20180298272
2018-10-18

POLYMERIC AND ELASTOMERIC PROPPANT PLACEMENT IN HYDRAULIC FRACTURE NETWORK

#452
20180298113
2018-10-18

NANOLIGNOCELLULOSE COMPOSITIONS AND PROCESSES TO PRODUCE THESE COMPOSITIONS

#453
20180291261
2018-10-11

Hydrocarbon formation treatment micellar solutions

#454
20180291256
2018-10-11

Methods of treating subterranean formations including sequential use of at least two surfactants

#455
20180282615
2018-10-04

System and methods for delivery of multiple highly interactive stimulation treatments in single dose and single pumping stage

#456
20180282611
2018-10-04

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

#457
20180273836
2018-09-27

Multifunctional brush photopolymerized coated proppant particulates use in subterranean formation operations

#458
20180273835
2018-09-27

Proppant and methods of using the same

#459
20180273832
2018-09-27

Methods and systems for forming a fracturing fluid from a source of metal-laden water

#460
20180265773
2018-09-20

AQUEOUS PARTICULATE SLURRIES AND METHODS OF MAKING THE SAME

#461
20180265772
2018-09-20

Flowback resistant proppants

#462
20180265771
2018-09-20

Polyamide resins for coating of sand or ceramic proppants used in hydraulic fracturing

#463
20180265766
2018-09-20

Ethoxylated amines for use in subterranean formations

#464
20180265635
2018-09-20

Silane-functionalized polyalkyleneimine clay stabilizer for treatment of subterranean formations

#465
20180258747
2018-09-13

Method of fracturing a formation using a combination of spacer fluid and proppant slurry

#466
20180251670
2018-09-06

Polymer hydration system and method

#467
20180251669
2018-09-06

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

#468
20180238161
2018-08-23

Method for hydraulic fracturing (variants)

#469
20180238159
2018-08-23

Methods of propping created fractures and microfractures in tight formation

#470
20180237687
2018-08-23

BORON-CONTAINING OIL WELL FRACTURING FLUID

#471
20180237686
2018-08-23

METHOD FOR STIMULATION TREATMENT USING POLYMER-SURFACTANT COMBINATION

#472
20180237685
2018-08-23

Micro-proppant fracturing fluid compositions for enhancing complex fracture network performance

#473
20180237684
2018-08-23

Composition for fracturing and displacement and method for fracturing and displacement of tight oil reservoir

#474
20180237680
2018-08-23

Core-shell particles for treatment of subterranean formations

#475
20180230362
2018-08-16

Formation Stabilizing Fracturing Fluid and Method of Use

#476
20180223180
2018-08-09

Wrinkled capsules for treatment of subterranean formations

#477
20180223172
2018-08-09

Crystallization suppressant combinations for high density clear brine fluids

#478
20180215995
2018-08-02

Controlled release of well treatment agents into oil wells

#479
20180215992
2018-08-02

Delayed breaker for viscoelastic surfactant-based fluids

#480
20180214829
2018-08-02

GEL HYDRATION UNIT

#481
20180208831
2018-07-26

ENCAPSULATED AGENT AND VARIABLE VISCOSITY FLUID

#482
20180202278
2018-07-19

Method of using diverter and proppant mixture

#483
20180202276
2018-07-19

Methods of improving hydraulic fracture network

#484
20180201829
2018-07-19

Microemulsion flowback recovery compositions and methods for making and using same

#485
20180194651
2018-07-12

Synthetic acid and associated methods

#486
20180187068
2018-07-05

Method of preparing and using drag-reducing dispersion polymer compositions

#487
20180179858
2018-06-28

Methods of microbial measuring and control

#488
20180171206
2018-06-21

Amphiphilic polymers for filtrate control

#489
20180171203
2018-06-21

Suspending agents obtained by micellar polymerization

#490
20180171198
2018-06-21

Temperature stability of polyols and sugar alcohols in brines

#491
20180155612
2018-06-07

Treatment fluids comprising weakly emulsifying surfactants and associated methods

#492
20180155600
2018-06-07

Hydro-fracking method using an aloe vera fracturing fluid

#493
20180148635
2018-05-31

Polymeric systems for particle dispersion

#494
20180148634
2018-05-31

Fluid composition for stimulation in the field of oil or gas production

#495
20180134949
2018-05-17

Hydrophobic coating of particulates for enhanced well productivity

#496
20180127642
2018-05-10

Dual-phase acid-based fracturing and stimulation fluids composition with corrosion inhibitors and method of use thereof

#497
20180127641
2018-05-10

Microbubbles for heat and/or gas generation in subterranean formations

#498
20180127640
2018-05-10

Chelating etching agent stimulation and proppant stabilization of low-permeability subterranean formations

#499
20180127639
2018-05-10

COMPOSITIONS AND METHODS OF USING DEGRADABLE AND NONDEGRADABLE PARTICULATES FOR EFFECTIVE PROPPANT PLACEMENT

#500
20180119004
2018-05-03

Hydraulic fracturing compositions including novel viscosifying systems and methods for making and using same

#501
20180119003
2018-05-03

Carbon Dioxide-Viscosifiable Compositions for Subterranean Treatment

#502
20180112125
2018-04-26

Combo hydraulic fracturing fluid concentrate having both drag reduction and sand-carrying properties

#503
20180112124
2018-04-26

ANTIMICROBIAL PROPPANT

#504
20180112120
2018-04-26

SEQUENCED POLYMERS FOR MONITORING THE FILTRATE AND THE RHEOLOGY

#505
20180100094
2018-04-12

Salt tolerant friction reducer

#506
20180094194
2018-04-05

COMPOSITIONS USEFUL FOR OIL EXTRACTION

#507
20180094185
2018-04-05

Cellulose or Cellulose Derivative Including Grafted Acrylamide or Acrylic Acid Groups for Treatment of Subterranean Formations

#508
20180086970
2018-03-29

METHOD FOR PROVIDING EXTENDED RELEASE ANTIMICROBIAL IN HYDRAULIC FRACTURING APPLICATIONS

#509
20180079952
2018-03-22

Colored organic peroxide compositions and methods for breaking fluids

#510
20180073340
2018-03-15

Polymer blends for stimulation of oil and gas wells

#511
20180066178
2018-03-08

Compositions of and methods for using hydraulic fracturing fluid for petroleum production

#512
20180066172
2018-03-08

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

#513
20180051201
2018-02-22

Sulfosuccinate surfactant compositions and methods using the same

#514
20180049742
2018-02-22

Device and method for establishing an artificial arterio-venous fistula

#515
20180044580
2018-02-15

Methods of extracting hydrocarbons from subterranean formations

#516
20180044572
2018-02-15

Flowback aid for fracturing fluids

#517
20180030339
2018-02-01

Chemical products for adhesive applications

#518
20180030333
2018-02-01

Fracture having a bottom portion of reduced permeability and a top portion having a higher permeability

#519
20180010037
2018-01-11

Method of extracting underground resources by using hydrolysable particles

#520
20180002594
2018-01-04

Salt tolerant settling retardant proppants

#521
20170369769
2017-12-28

Low-energy proppants for downhole operations

#522
20170369767
2017-12-28

MULTI-FUNCTIONAL HYBRID FRACTURING FLUID SYSTEM

#523
20170369759
2017-12-28

Compositions for enhanced oil recovery

#524
20170362499
2017-12-21

Compositions and Methods for Preparation and Utilization of Acid-Generating Materials

#525
20170362497
2017-12-21

Easily dispersible polymer powder for hydrocarbon extraction

#526
20170362496
2017-12-21

PROCESS FLUID WITH ENVIRONMENTALLY FRIENDLY BIOSTABILISATOR

#527
20170362495
2017-12-21

Hydrophobized nanoparticles as breaker for viscoelastic surfactant gelled fluids

#528
20170362489
2017-12-21

EMULSIONS CONTAINING ALKYL ETHER SULFATES AND USES THEREOF

#529
20170362487
2017-12-21

Emulsions, treatment fluids and methods for treating subterranean formations

#530
20170355898
2017-12-14

High-efficiency milk-like friction reducer with instant dissolution for shale gas slick water fracturing

#531
20170349814
2017-12-07

Spherical high temperature high closure tolerant cashew nut shell liquid based proppant, methods of manufacture, and uses thereof

#532
20170349813
2017-12-07

Smart fracturing fluid

#533
20170349812
2017-12-07

Methods of using lightweight polymers derived from cashew nut shell liquid in hydraulic fracturing and sand control operations

#534
20170342308
2017-11-30

Fluid efficiency for viscoelastic surfactant based fluids with nanoparticles

#535
20170341979
2017-11-30

Additive of cellulose nanofibrils or nanocrystals and a second polymer

#536
20170335179
2017-11-23

Use of olefinic ester compositions in oil and gas fields

#537
20170335172
2017-11-23

Aldehydes as a catalyst for an oxidative breaker

#538
20170335162
2017-11-23

Salt-tolerant, thermally-stable rheology modifiers

#539
20170334754
2017-11-23

Synthetic acid and associated methods

#540
20170327733
2017-11-16

High temperature viscoelastic surfactant (VES) fluids comprising polymeric viscosity modifiers

#541
20170327732
2017-11-16

Cationic multiple quaternary ammonium-based surfactants for enhancing production in subterranean formations

#542
20170327731
2017-11-16

Surfactant selection methods for fluid recovery in subterranean formations

#543
20170327729
2017-11-16

Downhole resin coatings comprising a carbon nanomaterial and methods associated therewith

#544
20170327727
2017-11-16

Slow-release scale inhibiting compositions

#545
20170327722
2017-11-16

High temperature viscoelastic surfactant (VES) fluids comprising nanoparticle viscosity modifiers

#546
20170321112
2017-11-09

Fractures treatment

#547
20170321109
2017-11-09

VISCOELASTIC SURFACTANT COMPATIBLE ACID CORROSION INHIBITOR AND METHODS OF USING SAME

#548
20170313931
2017-11-02

Breaker coated particulates for use in subterranean formation operations

#549
20170313930
2017-11-02

Polyacrylamide slurry for fracturing fluids

#550
20170313929
2017-11-02

Internal polymeric breaker for viscoelastic surfactant-based fluids

#551
20170306219
2017-10-26

CONTROLLED RELEASE OF CHEMICALS IN OILFIELD OPERATIONS

#552
20170306208
2017-10-26

Use of encapsulated polyamines for limiting fluid loss

#553
20170298269
2017-10-19

Hydration of associative polymers

#554
20170292066
2017-10-12

Synthetic Acid Compositions Alternatives to Conventional Acids in the Oil and Gas Industry

#555
20170292065
2017-10-12

Method for making particulate slurries and particulate slurry compositions

#556
20170292064
2017-10-12

Method of pumping aqueous fluid containing surface modifying treatment agent into a well

#557
20170292062
2017-10-12

Well service fluid composition and method of using microemulsions as flowback aids

#558
20170292061
2017-10-12

Method for making particulate slurries and particulate slurry compositions

#559
20170292055
2017-10-12

Method of increasing the density of a well treatment brine

#560
20170283686
2017-10-05

Dual function proppants

#561
20170275961
2017-09-28

Flow control in subterranean wells

#562
20170275528
2017-09-28

Compositions and methods for breaking hydraulic fracturing fluids

#563
20170275518
2017-09-28

Methods and compositions incorporating alkyl polyglycoside surfactant for use in oil and/or gas wells

#564
20170267917
2017-09-21

Hydrocarbon well treatment methods and fluids

#565
20170267916
2017-09-21

CHEMICAL SUSPENSIONS FOR PRECISE CONTROL OF HYDROCARBON RESERVOIR TREATMENT FLUIDS

#566
20170267915
2017-09-21

Using borated galactomannan to enhance swelling of superabsorbents for fracturing applications

#567
20170267913
2017-09-21

Use of berberine as corrosion inhibitor in well operations

#568
20170260443
2017-09-14

Activators for inorganic oxide breakers

#569
20170260104
2017-09-14

Proppant particles formed from slurry droplets and methods of use

#570
20170258470
2017-09-14

DEVICE AND METHOD FOR ESTABLISHING AN ARTIFICIAL ARTERIO-VENOUS FISTULA

#571
20170253791
2017-09-07

IMPROVED PERFORMANCE OF CROSSLINKED FRACTURING FLUIDS COMPRISING A NONIONIC SURFACTANT

#572
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

#573
20170253703
2017-09-07

Powder comprising hydrolyzable resin particles

#574
20170247607
2017-08-31

Curable composition and resin for treatment of a subterranean formation

#575
20170247595
2017-08-31

Shale hydration inhibitor and method of use

#576
20170240802
2017-08-24

Method for the use of nitrates and nitrate reducing bacteria in hydraulic fracturing

#577
20170240800
2017-08-24

Inorganic fine particle reinforced foam system for oil-gas field and preparation method thereof

#578
20170240792
2017-08-24

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

#579
20170233643
2017-08-17

Biopolymer based cationic surfactant for clay stabilization and prevention of sludging

#580
20170226412
2017-08-10

Resin and hardener consolidation composition

#581
20170226407
2017-08-10

Composition comprising ultrafine cellulose fibers

#582
20170226399
2017-08-10

Subterranean formation processing composition comprising ultrafine cellulose fibers

#583
20170226398
2017-08-10

Composition comprising ultrafine cellulose fibers

#584
20170218260
2017-08-03

DME Fracing

#585
20170218259
2017-08-03

Methods of liquefying and shrinking water-absorbable resins in a water-containing state

#586
20170218252
2017-08-03

Oil field treatment fluids

#587
20170218251
2017-08-03

Polyvinyl alcohol-based shale inhibitor

#588
20170210977
2017-07-27

Surfactant formulations and associated methods for reduced and delayed adsorption of the surfactant

#589
20170210976
2017-07-27

Perforation balls and methods of using the same

#590
20170210966
2017-07-27

Clay stabilizing and methods of use with quaternary ammonium salts

#591
20170210873
2017-07-27

METHOD OF DECOMPOSING ESTER RESINS

#592
20170210826
2017-07-27

PROCESSES FOR PRODUCING NANOCELLULOSE, AND NANOCELLULOSE COMPOSITIONS PRODUCED THEREFROM

#593
20170198206
2017-07-13

HIGH TEMPERATURE VISCOUS FLUID SYSTEMS IN HIGH SALINITY WATER

#594
20170190956
2017-07-06

AQUEOUS EMULSIONS FOR CROSSLINKING

#595
20170183563
2017-06-29

Self-suspending proppant particulates using canola protein-based hydrogel

#596
20170183560
2017-06-29

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

#597
20170166795
2017-06-15

Lost-circulation materials of two different types of fibers

#598
20170158952
2017-06-08

Enhancing conductivity of microfractures

#599
20170158950
2017-06-08

Controlled release granule with water resistant coating

#600
20170158948
2017-06-08

Methods for hydrocarbon recovery