ClassID:

104308

C09K8/528 - 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 preventing, limiting or eliminating depositions, e.g. for cleaning inorganic depositions, e.g. sulfates or carbonates

Recent Application in this class:
#301
20180044572
2018-02-15

Flowback aid for fracturing fluids

#302
20180044571
2018-02-15

COMBINED USES OF A PHOSPHOROUS COMPOUND FOR IRON SULPHIDE DISSOLUTION AND BACTERIAL CONTROL

#303
20180044569
2018-02-15

Compositions and methods for servicing subterranean wells

#304
20180037806
2018-02-08

METHODS AND SYSTEMS EMPLOYING A SULFONATED IMINODIACETIC ACID DURING SUBTERRANEAN TREATMENT OPERATIONS

#305
20180037805
2018-02-08

Composition and method for making converter-dissolver composition for dissolving metal sulfate scales from surfaces

#306
20180030340
2018-02-01

Methods of preparing treatment fluids comprising anhydrous ammonia for use in subterranean formation operations

#307
20180022989
2018-01-25

Treatment fluids comprising anhydrous ammonia for use in subterranean formation operations

#308
20180022984
2018-01-25

Activators for inorganic oxide breakers

#309
20180016488
2018-01-18

Compositions and methods for delayed crosslinking in hydraulic fracturing fluids

#310
20180010038
2018-01-11

Foam forming compositions comprising a particulate inorganic material

#311
20170362497
2017-12-21

Easily dispersible polymer powder for hydrocarbon extraction

#312
20170362492
2017-12-21

Method for removing iron sulfide scale from oil well equipment

#313
20170355895
2017-12-14

Activity enhanced scale dispersant for treating inorganic sulfide scales

#314
20170350236
2017-12-07

Method of monitoring fluid flow from a reservoir using well treatment agents

#315
20170349810
2017-12-07

Nano-inhibitors

#316
20170349809
2017-12-07

Urea hydrochloride compositions and associated methods

#317
20170342309
2017-11-30

Cationic surfactants for scale inhibitor squeeze applications

#318
20170335166
2017-11-23

Methods of designing an invert emulsion fluid having high associative stability

#319
20170327734
2017-11-16

Crosslinked polymers including sulfonic acid groups or salts or esters thereof as viscosifiers and fluid loss additives for subterranean treatment

#320
20170327727
2017-11-16

Slow-release scale inhibiting compositions

#321
20170321105
2017-11-09

Weighted Composition for Treatment of a Subterranean Formation

#322
20170313927
2017-11-02

Composition for removing naturally occurring radioactive material (NORM) scale

#323
20170306503
2017-10-26

SYNTHETIC ACID COMPOSITIONS ALTERNATIVES TO CONVENTIONAL ACIDS IN THE OIL AND GAS INDUSTRY

#324
20170306219
2017-10-26

CONTROLLED RELEASE OF CHEMICALS IN OILFIELD OPERATIONS

#325
20170306209
2017-10-26

Synthetic crosslinked polymer additive for use in subterranean treatment fluids

#326
20170283685
2017-10-05

SPECIFIC INHIBITORS OF (PER)CHLORATE RESPIRATION AS A MEANS TO ENHANCE THE EFFECTIVENESS OF (PER)CHLORATE AS A SOURING CONTROL MECHANISM IN OIL RESERVOIRS

#327
20170275522
2017-09-28

Synthetic acid compositions alternatives to conventional acids in the oil and gas industry

#328
20170267916
2017-09-21

CHEMICAL SUSPENSIONS FOR PRECISE CONTROL OF HYDROCARBON RESERVOIR TREATMENT FLUIDS

#329
20170260445
2017-09-14

Proppant comprising an oil well treatment agent coating

#330
20170260441
2017-09-14

PREFLUSH CHEMICALS FOR SCALE INHIBITOR SQUEEZE

#331
20170253784
2017-09-07

Wellbore methods employing precipitated particles

#332
20170240802
2017-08-24

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

#333
20170240798
2017-08-24

Methods and systems for suppressing corrosion of metal surfaces

#334
20170240797
2017-08-24

Methods and systems for suppressing corrosion of steel surfaces

#335
20170234127
2017-08-17

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

#336
20170233636
2017-08-17

EMULSION OF GREEN SOLVENT AND ACID FOR SCALE REMOVAL IN IMMATURE SHALE PLAYS

#337
20170226404
2017-08-10

Method of using a screen containing a composite for release of well treatment agent into a well

#338
20170218249
2017-08-03

Lecithin drying using fatty acids

#339
20170216768
2017-08-03

Method of scavenging hydrogen sulfide and mercaptans using well treatment composites

#340
20170210980
2017-07-27

SYNTHETIC ACID COMPOSITIONS ALTERNATIVES TO CONVENTIONAL ACIDS FOR USE IN THE OIL AND GAS INDUSTRY

#341
20170210976
2017-07-27

Perforation balls and methods of using the same

#342
20170210966
2017-07-27

Clay stabilizing and methods of use with quaternary ammonium salts

#343
20170204319
2017-07-20

Metalate-based additives for use in subterranean formations

#344
20170204318
2017-07-20

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

#345
20170198210
2017-07-13

Composite comprising well treatment agent and/or a tracer adhered onto a calcined substrate of a metal oxide coated core and a method of using the same

#346
20170198197
2017-07-13

System and method for inhibiting scale formation in oil wells

#347
20170198196
2017-07-13

METHODS FOR CONTROLLING SOURING IN ENGINEERED SYSTEMS

#348
20170198195
2017-07-13

Solid Acid Scale Inhibitors

#349
20170191138
2017-07-06

Method for decreasing the concentration of sulfate reducing bacteria in an aqueous system

#350
20170190951
2017-07-06

Removal of barite weighted mud

#351
20170166801
2017-06-15

Solvent systems having a high flash point and methods of use thereof

#352
20170158945
2017-06-08

Controlled release solid scale inhibitors

#353
20170145291
2017-05-25

Method of preventing or mitigating formation of metal sulfide scales during oil and gas production

#354
20170145289
2017-05-25

Barite filter cake removing composition and method

#355
20170145282
2017-05-25

Clay stabilizers

#356
20170137700
2017-05-18

Low residue, high salinity fracturing fluids

#357
20170130120
2017-05-11

Winterized Scale Inhibitor

#358
20170096596
2017-04-06

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

#359
20170096595
2017-04-06

Decreasing foulant deposition on at least one surface by contacting the surface(s) with at least one protein

#360
20170088767
2017-03-30

Aqueous cleaning composition and method

#361
20170074093
2017-03-16

Well-bore and reservoir monitoring process by logging temperature and resistivity

#362
20170074072
2017-03-16

In-line treatment cartridge and methods of using same

#363
20170066958
2017-03-09

THERMALLY STABLE POLYMERIC SCALE INHIBITOR COMPOSITIONS

#364
20170066957
2017-03-09

Non-reducing stabilization complexant for acidizing compositions and associated methods

#365
20170058184
2017-03-02

Controlled-Release Chemical Particulate Composition for Well Treatment

#366
20170058183
2017-03-02

Breaker and displacement fluid

#367
20170051417
2017-02-23

System and method for generation of point of use reactive oxygen species

#368
20170051198
2017-02-23

Fluoro-inorganics for well cleaning and rejuvenation

#369
20170037295
2017-02-09

SYNERGISTIC CHEMISTRY TO PREVENT SILICATE SCALING

#370
20170029691
2017-02-02

Cleaning and removal of wax deposits in oil and gas wells using cationic polymers

#371
20170015898
2017-01-19

Environmentally preferable microemulsion composition

#372
20170002629
2017-01-05

Method for adjusting the level of inhibitors in an oil or gas well

#373
20170002259
2017-01-05

Microbial viscosity breaker compositions

#374
20170002258
2017-01-05

Method of increasing scale inhibitor retention

#375
20160376491
2016-12-29

Filter cake removal composition for drilling fluids and method of use thereof

#376
20160369155
2016-12-22

METHODS OF INHIBITING SALT PRECIPITATION AND CORROSION

#377
20160362597
2016-12-15

Method for treatment of underground reservoirs

#378
20160347994
2016-12-01

Non-regulated synthetic acid compositions for use as alternatives to conventional acids in the oil and gas industry

#379
20160347993
2016-12-01

Organic acid compositions for use in the oil and gas industry

#380
20160333669
2016-11-17

Surface modification agent to prolong scale inhibitor lifetime

#381
20160333250
2016-11-17

Method for controlling scale formation

#382
20160319183
2016-11-03

Surface modification agent emulsions comprising hydrophobically modified amine-containing polymers for use in subterranean formations

#383
20160319182
2016-11-03

Compositions for enhanced fracture cleanup using redox treatment

#384
20160312103
2016-10-27

Salt Solutions for Hydrate Plug Inhibition and Removal

#385
20160304765
2016-10-20

Treatment fluids for reducing subterranean formation damage

#386
20160289571
2016-10-06

Electrolized water—amine compositions and methods of use

#387
20160289536
2016-10-06

System and method for inhibiting scale formation in oil wells

#388
20160289535
2016-10-06

DOUBLE HYDROPHILIC BLOCK COPOLYMER ON SURFACES FOR WELLS OR PIPELINES TO REDUCE SCALE

#389
20160289534
2016-10-06

DOUBLE HYDROPHILIC BLOCK COPOLYMER ON PARTICULATE SURFACE IN WELLS TO REDUCE SCALE

#390
20160272878
2016-09-22

Treatment of siliceous materials using catechol and amines in subterranean applications

#391
20160272869
2016-09-22

Treatment fluids and uses thereof

#392
20160272868
2016-09-22

High-temperature high-pressure (HTHP) stable synthetic polymer for water based oil-well servicing fluids

#393
20160264844
2016-09-15

Urea hydrochloride compositions

#394
20160257874
2016-09-08

Acidizing fluids and methods for use in subterranean formations

#395
20160257870
2016-09-08

METHOD AND COMPOSITION FOR REMEDIAL TREATMENT OF PARAFIN, ASPHALTENES, SCALE AND DEPOSITS IN OIL AND GAS INFRASTRUCTURE AND SUBTERRANEAN FORMATIONS

#396
20160251564
2016-09-01

Viscosifier for enhanced oil recovery

#397
20160230076
2016-08-11

Freeze/thaw stable latex emulsion for treatment of well bore tar

#398
20160222762
2016-08-04

Diphenyliodonium salts as sulfidogenesis inhibitors and antimicrobials

#399
20160222275
2016-08-04

Wellbore fluid additives of fibrillated fibers and methods of use

#400
20160194547
2016-07-07

Acid block and method of local acid treatment of subsea connecting element

#401
20160177672
2016-06-23

Methods for inhibiting scale formation in a hydrocarbon well

#402
20160177171
2016-06-23

Multifunctional foaming composition with wettability modifying, corrosion inhibitory and mineral scale inhibitory/dispersants properties for high temperature and ultra high salinity

#403
20160168986
2016-06-16

Concentration determining method and system

#404
20160168456
2016-06-16

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

#405
20160168444
2016-06-16

Methods of designing an invert emulsion fluid having high associative stability

#406
20160160111
2016-06-09

Methods and systems for removing geothermal scale

#407
20160160108
2016-06-09

Solids-free diverting agents and methods related thereto

#408
20160130496
2016-05-12

Scale-inhibiting cocrystals for treatment of a subterranean formation

#409
20160122613
2016-05-05

Drilling fluid composition including viscosifier and method of using the same

#410
20160115376
2016-04-28

Process to treat subterranean formations using a chelating agent

#411
20160115371
2016-04-28

Low molecular weight polyacrylates for EOR

#412
20160108327
2016-04-21

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

#413
20160096908
2016-04-07

Low molecular weight graft polymer for scale inhibitor

#414
20160075941
2016-03-17

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

#415
20160075934
2016-03-17

Water-in-oil microemulsions for oilfield applications

#416
20160040060
2016-02-11

Treatment fluids comprising an alkali metal complexing agent and methods for use thereof

#417
20160032177
2016-02-04

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

#418
20160009980
2016-01-14

SHAPED COMPRESSED PELLETS FOR SLOW RELEASE OF WELL TREATMENT AGENTS INTO A WELL AND METHODS OF USING THE SAME

#419
20150345277
2015-12-03

Oil recovery process including enhanced softening of produced water

#420
20150322329
2015-11-12

Methods and systems for iron control using a phosphinated carboxylic acid polymer

#421
20150300131
2015-10-22

Self-degradable hydraulic diversion systems and methods for making and using same

#422
20150299556
2015-10-22

Method of using sophorolipids or mannosylerythritol lipids as acid corrosion inhibitors in well treatment operations

#423
20150292308
2015-10-15

Stimulation of wells in nano-darcy shale formations

#424
20150275067
2015-10-01

CARBON PARTICLES AND THEIR USE IN THE CHEMICAL TREATMENT OF RESERVOIRS

#425
20150267520
2015-09-24

Hydrophobically modified amine-containing polymers for mitigating scale buildup

#426
20150260021
2015-09-17

Chelating agent-based self-diverting acidizing fluids and methods relating thereto

#427
20150203739
2015-07-23

Method and composition for remedial treatment of parafin, asphaltenes, scale and deposits in oil and gas infrastructure and subterranean formations

#428
20150197686
2015-07-16

Treatment fluids comprising viscosifying agents and methods of using the same

#429
20150175872
2015-06-25

Process For Dissolving Deposits Comprising Alkaline Earth Metal Sulfates

#430
20150175460
2015-06-25

Tagged scale inhibitor compositions and methods of inhibiting scale

#431
20150166876
2015-06-18

Polymer composition for inhibiting the formation of inorganic and/or organic deposits in underground formations

#432
20150159073
2015-06-11

Biodegradable anti-accretion additive for water-based drilling fluids

#433
20150148266
2015-05-28

Anti-agglomerants for controlling gas hydrates

#434
20150147495
2015-05-28

Scale-inhibiting coating

#435
20150133349
2015-05-14

Synergistic chemistry to prevent silicate scaling

#436
20150129225
2015-05-14

Method of inhibiting scale in a geological formation

#437
20150129213
2015-05-14

Methods of treating subterranean formations with fluids comprising proppant containing particle

#438
20150119310
2015-04-30

Urea hydrochloride compositions

#439
20150107832
2015-04-23

Process to produce oil or gas from a subterranean formation using a chelating agent

#440
20150096751
2015-04-09

Hydraulic fracturing composition, method for making and use of same

#441
20150083415
2015-03-26

Composites for use in stimulation and sand control operations

#442
20150083397
2015-03-26

Method of inhibiting fouling on a metallic surface using a surface modifying treatment agent

#443
20150068744
2015-03-12

Fluid mobility modifiers for increased production in subterranean formations

#444
20150060062
2015-03-05

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

#445
20150027702
2015-01-29

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

#446
20150000919
2015-01-01

Chelating fluid for enhanced oil recovery in carbonate reservoirs and method of using the same

#447
20140367101
2014-12-18

Protected scale inhibitors and methods relating thereto

#448
20140364345
2014-12-11

Compositions, systems and methods of making coated additive components

#449
20140345870
2014-11-27

Methods for stimulation and stabilization of subterranean formations

#450
20140342951
2014-11-20

TREATMENT FLUID CONTAINING A CORROSION INHIBITOR OF A WEAK BASE

#451
20140338915
2014-11-20

Particles containing one or more controlled release cross-linked active agents

#452
20140338913
2014-11-20

TREATMENT FLUID CONTAINING A CORROSION INHIBITOR OF A WEAK BASE

#453
20140323362
2014-10-30

Defoamer formulation and methods for making and using same

#454
20140296113
2014-10-02

Removal of inorganic deposition from high temperature formations with non-corrosive acidic pH fluids

#455
20140287968
2014-09-25

Wellbore servicing compositions and methods of making and using same

#456
20140263055
2014-09-18

Ion sequestration for scale prevention in high-recovery desalination systems

#457
20140263038
2014-09-18

Method for control of deleterious microbes in oil and gas and other industrial fluids

#458
20140256599
2014-09-11

Method of inhibiting the formation of gas hydrates using amidines and guanidines

#459
20140216748
2014-08-07

Bifunctional anti-deposit and anti-corrosion additives

#460
20140202701
2014-07-24

Iron Control Agents and Related Methods

#461
20140166288
2014-06-19

Squeeze treatment for in situ scavenging of hydrogen sulfide

#462
20140142002
2014-05-22

Kinetic hydrate inhibitors with pendent amino functionality

#463
20140116709
2014-05-01

Method for inhibiting scale formation in oil wells

#464
20140110121
2014-04-24

New Environmentally Friendly Fluid to Remove Mn3O4 Filter Cake

#465
20140106993
2014-04-17

Systems and methods for processing glycerol

#466
20140083949
2014-03-27

Scale inhibition method and geothermal power generating device

#467
20140066351
2014-03-06

Stabilized pipe scaling remover and inhibitor compound

#468
20140066339
2014-03-06

Aqueous salt-stabilized drilling fluids

#469
20140041869
2014-02-13

Method and system for servicing a wellbore

#470
20140014335
2014-01-16

Families of scale-inhibitors having different absorption profiles and their application in oilfield

#471
20130331304
2013-12-12

Chelating agent precursors, fluids containing them, and their use

#472
20130323818
2013-12-05

Thermophilic bacterium and uses of extracellular proteins therefrom

#473
20130312975
2013-11-28

Process for water wetting oil-wet surfaces

#474
20130306323
2013-11-21

Composition for removing scale deposits

#475
20130274155
2013-10-17

PROCESS TO CONTROL IRON IN OIL AND GAS APPLICATIONS USING A CHELATING AGENT

#476
20130269944
2013-10-17

Treatment fluids comprising an alkali metal complexing agent and methods for use thereof

#477
20130267446
2013-10-10

Treatment of illitic formations using a chelating agent

#478
20130264289
2013-10-10

Method of scale inhibition

#479
20130248186
2013-09-26

METHOD FOR INHIBITING SCALE FORMATION IN OIL WELLS

#480
20130234063
2013-09-12

Tagged scale inhibitor compositions and methods of inhibiting scale

#481
20130213659
2013-08-22

Breaker and displacement fluid

#482
20130210686
2013-08-15

TREATMENT FLUID CONTAINING A CORROSION INHIBITOR OF A WEAK BASE

#483
20130210684
2013-08-15

Method of removing water-based filter cake

#484
20130209527
2013-08-15

Process for the preparation of water-in-oil and oil-in-water nanoemulsions

#485
20130146295
2013-06-13

FILTER CAKE REMOVAL COMPOSITION FOR DRILLING FLUIDS AND METHOD OF USE THEREOF

#486
20130146289
2013-06-13

TWO-STAGE FILTER CAKE REMOVAL COMPOSITION FOR DRILLING FLUIDS AND METHOD OF USE THEREOF

#487
20130118747
2013-05-16

Cleanup fluids for anhydrous borate compounds and methods for use thereof in subterranean formations

#488
20130023449
2013-01-24

Scale inhibitor

#489
20130000913
2013-01-03

Methods for Stimulating Oil or Gas Production Using a Viscosified Aqueous Fluid with a Chelating Agent to Remove Calcium Carbonate and Similar Materials from the Matrix of a Formation or a Proppant Pack

#490
20130000902
2013-01-03

Methods for Stimulating Oil or Gas Production Using a Viscosified Aqueous Fluid with a Chelating Agent to Remove Calcium Carbonate and Similar Materials from the Matrix of a Formation or a Proppant Pack

#491
20130000901
2013-01-03

Methods for Stimulating Oil or Gas Production Using a Viscosified Aqueous Fluid with a Chelating Agent to Remove Calcium Carbonate and Similar Materials from the Matrix of a Formation or a Proppant Pack

#492
20120325485
2012-12-27

METHOD OF REMOVING INORGANIC SCALES

#493
20120317875
2012-12-20

Systems and methods for processing glycerol

#494
20120316090
2012-12-13

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

#495
20120208728
2012-08-16

Well treatment

#496
20120208726
2012-08-16

COMPOSITION AND METHOD FOR REMOVING FILTER CAKE

#497
20120190598
2012-07-26

Metallic nanoparticle biocide in industrial applications

#498
20120186811
2012-07-26

METHODS FOR STIMULATING OIL OR GAS PRODUCTION USING A VISCOSIFIED AQUEOUS FLUID WITH A CHELATING AGENT TO REMOVE CALCIUM CARBONATE AND SIMILAR MATERIALS FROM THE MATRIX OF A FORMATION OR A PROPPANT PACK

#499
20120181027
2012-07-19

Viscosified fluids for remediating subterranean damage

#500
20120178652
2012-07-12

Pre-coated particulates for preventing scale and diageneous reactions in subterranean formations

#501
20120168166
2012-07-05

Methods useful for diverting aqueous fluids in subterranean operations

#502
20120145401
2012-06-14

Acidic treatment fluids containing non-polymeric silica scale control additives and methods related thereto

#503
20120118575
2012-05-17

Thermally Stable Scale Inhibitor Compositions

#504
20120097392
2012-04-26

Treatment fluids containing biodegradable chelating agents and methods for use thereof

#505
20120080232
2012-04-05

Emulsion-based cleaning composition for oilfield applications

#506
20120071370
2012-03-22

Defoamer formulation and methods for making and using same

#507
20120067566
2012-03-22

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

#508
20120040439
2012-02-16

Use of prokaryote viruses to remediate bio-fouling

#509
20120035085
2012-02-09

Drag-reducing copolymer compositions

#510
20120034313
2012-02-09

Microbiocide/Sulfide Control Blends

#511
20120032093
2012-02-09

TAGGED SCALE INHIBITOR COMPOSITIONS AND METHODS OF INHIBITING SCALE

#512
20120028856
2012-02-02

Copolymer for inhibiting inorganic deposits

#513
20120015852
2012-01-19

Nanofluids and methods of use for drilling and completion fluids

#514
20110303414
2011-12-15

Method for improving the clean-up of emulsified acid fluid systems

#515
20110297382
2011-12-08

Process for transporting fracture (“FRAC”) fluid additives to oil and gas wells utilizing ion exchange resin

#516
20110263466
2011-10-27

Method of Simultaneously Dissolving Calcium Carbonate, Silica, and Silicate Minerals in Subterranean Formations

#517
20110220358
2011-09-15

ASSEMBLIES FOR THE PURIFICATION OF A RESERVOIR OR PROCESS FLUID

#518
20110195876
2011-08-11

Olefinically unsaturated phosphonate compounds, polymers made therefrom and their use

#519
20110179696
2011-07-28

Systems and methods for processing glycerol

#520
20110168395
2011-07-14

Methods of Fluid Loss Control and Fluid Diversion in Subterranean Formations

#521
20110166048
2011-07-07

Anti-accretion agents for drilling fluids

#522
20110143972
2011-06-16

Scale squeeze treatment systems and methods

#523
20110130312
2011-06-02

Method of secondary oil recovery using an aminoalkylene phosphonic acid and an amine neutralizing agent

#524
20110127039
2011-06-02

System, method, and apparatus for acid fracturing with scale inhibitor protection

#525
20110124533
2011-05-26

Method of scale inhibition

#526
20110100629
2011-05-05

Methods of using hydrocarbon gelling agents as self-diverting scale inhibitors

#527
20110094747
2011-04-28

METHOD OF REMEDIATING BIT BALLING USING OXIDIZING AGENTS

#528
20110079392
2011-04-07

Additives to suppress silica scale build-up and methods of use thereof

#529
20110028360
2011-02-03

ORGANIC CORROSION INHIBITOR PACKAGE FOR ORGANIC ACIDS

#530
20110024366
2011-02-03

METHOD OF INHIBITING SALT PRECIPITATION FROM AQUEOUS STREAMS

#531
20110017460
2011-01-27

Method of enhancing adsorption of an inhibitor onto a wellbore region

#532
20100323933
2010-12-23

Hydrocarbon-Based Filtercake Dissolution Fluid

#533
20100314116
2010-12-16

Method of removing calcareous or siliceous deposits or scales

#534
20100276152
2010-11-04

Acidic aqueous solution containing a chelating agent and the use thereof

#535
20100273682
2010-10-28

Well treatment comprising a polymer formed from a diallyl ammonium salt and a scale inhibitor

#536
20100227781
2010-09-09

Method to prevent salt crystal agglomeration and settling in a drilling fluid

#537
20100200238
2010-08-12

Scale inhibitors compatible with sandstone acidizing

#538
20100197905
2010-08-05

Modified polysaccharides

#539
20100175875
2010-07-15

Squeeze process for reactivation of well treatment fluids containing a water-insoluble adsorbent

#540
20100171070
2010-07-08

PROCESS AND POLYMER FOR PREVENTING Ba/Sr SCALE WITH A DETECTABLE PHOSPHORUS FUNCTIONALITY

#541
20100167967
2010-07-01

Wellbore treatment with hydrocarbon-responsive fluid containing oligomeric viscoelastic surfactant

#542
20100167963
2010-07-01

Well treatment

#543
20100160189
2010-06-24

Method and composition for removing filter cake

#544
20100152069
2010-06-17

Method for treatment of underground reservoirs

#545
20100105580
2010-04-29

Polymers for oilfield applications

#546
20100056405
2010-03-04

Self-diverting acid treatment with formic-acid-free corrosion inhibitor

#547
20090325825
2009-12-31

Method of minimizing or reducing salt deposits by use of a fluid containing a fructan and derivatives thereof

#548
20090298723
2009-12-03

Method for Treating Wells by Small-Size Additive-Containing Emulsions

#549
20090291863
2009-11-26

Methods of diverting chelating agents in subterranean treatments

#550
20090209439
2009-08-20

ACIDIZING TREATMENT COMPOSITIONS AND METHODS

#551
20090170732
2009-07-02

Scale inhibiting well treatment

#552
20090163389
2009-06-25

Scale squeeze treatment systems and methods

#553
20090155599
2009-06-18

CORROSION AND SCALE INHIBITION COMPOSITIONS AND METHODS OF USE THEREOF

#554
20090143258
2009-06-04

Methods and compostions for preventing scale and diageneous reactions in subterranean formations

#555
20090118380
2009-05-07

Process for the preparation of water-in-oil and oil-in-water nanoemulsions

#556
20090104358
2009-04-23

CORROSION AND SCALE INHIBITION COMPOSITIONS AND METHODS OF USE THEREOF

#557
20090075844
2009-03-19

Method for controlling inorganic fluoride scales

#558
20090048142
2009-02-19

Biodegradability of antiscalant formulations

#559
20090038799
2009-02-12

System, Method, and Apparatus for Combined Fracturing Treatment and Scale Inhibition

#560
20090036330
2009-02-05

Inhibitive water-based drilling fluid system and method for drilling sands and other water-sensitive formations

#561
20090025933
2009-01-29

System, method, and apparatus for acid fracturing with scale inhibitor protection

#562
20090023613
2009-01-22

Polysaccharide treatment fluid and method of treating a subterranean formation

#563
20090020728
2009-01-22

METHOD FOR CONTROLLING THE THICKENING OF AQUEOUS SYSTEMS

#564
20090008091
2009-01-08

Single phase microemulsions and in situ microemulsions for cleaning formation damage

#565
20080289827
2008-11-27

Viscosified fluids for remediating subterranean damage

#566
20080280789
2008-11-13

Methods for stimulating oil or gas production using a viscosified aqueous fluid with a chelating agent to remove scale from wellbore tubulars or subsurface equipment

#567
20080277620
2008-11-13

Polysaccharide based scale inhibitor

#568
20080277112
2008-11-13

Methods for stimulating oil or gas production using a viscosified aqueous fluid with a chelating agent to remove calcium carbonate and similar materials from the matrix of a formation or a proppant pack

#569
20080269083
2008-10-30

Oil Reservoir Treatment Method By Injection of Nanoparticles Containing an Anti-Mineral Deposit Additive

#570
20080257551
2008-10-23

Methods of chemical diversion of scale inhibitors

#571
20080248974
2008-10-09

Scale inhibiting well treatment

#572
20080200354
2008-08-21

Breaker and displacement fluid and method of use

#573
20080161222
2008-07-03

Use of polyaminomethylenephosphonates as dispersing agents

#574
20080153718
2008-06-26

Methods of increasing permeability in carbonatic rock formations with alkanesulfonic acids

#575
20080132431
2008-06-05

Scale squeeze treatment methods and systems

#576
20080128135
2008-06-05

DEHYDRATING TREATMENT OF OIL AND GAS WELLS

#577
20080110621
2008-05-15

Managing lost returns in a wellbore

#578
20080110618
2008-05-15

In situ fluid formation for cleaning oil- or synthetic oil-based mud

#579
20080058226
2008-03-06

Method for controlled placement of additives in oil and gas production

#580
20080021167
2008-01-24

SULFONATED GRAFT COPOLYMERS

#581
20080020948
2008-01-24

Sulfonated graft copolymers

#582
20070284100
2007-12-13

Scale inhibition method

#583
20070267193
2007-11-22

Stimulating oilfields using different scale-inhibitors

#584
20070246426
2007-10-25

Water flooding method

#585
20070221246
2007-09-27

Method for dissolving oilfield scale

#586
20070175635
2007-08-02

Scaling inhibitors and method for using the same in high density brines

#587
20070158067
2007-07-12

Scale inhibitors compatible with sandstone acidizing

#588
20070125987
2007-06-07

Tagged scale inhibiting polymers, compositions comprised thereof and preventing or controlling scale formation therewith

#589
20070123433
2007-05-31

Treatment fluids and methods using zeolite and a delayed release acid for treating a subterranean formation

#590
20070119593
2007-05-31

Scale dissolver fluid

#591
20070062879
2007-03-22

Scale inhibition in water systems

#592
20070015678
2007-01-18

Modified polysaccharides

#593
20060243449
2006-11-02

Acidic treatment fluids comprising scleroglucan and/or diutan and associated methods

#594
20060142172
2006-06-29

Cleaning compositions for oil-gas wells, well lines, casings, equipment, storage tanks, etc., and method of use

#595
20050282712
2005-12-22

Scale control composition for high scaling environments

#596
20050274677
2005-12-15

Methods for treating heavy halide brines with permanganates

#597
20050263739
2005-12-01

Method and composition to decrease iron sulfide deposits in pipe lines

#598
20050194147
2005-09-08

Increasing reaction efficiency of acetic acid

#599
20050194140
2005-09-08

Methods useful for diverting aqueous fluids in subterranean operations

#600
20050159559
2005-07-21

Method for scale inhibition in oil wells