ClassID:

104340

C09K8/685 - page 3 - 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 containing cross-linking agents

Recent Application in this class:
#601
20090023615
2009-01-22

Polymer delivery in well treatment applications

#602
20090023614
2009-01-22

Polymer delivery in well treatment applications

#603
20090023613
2009-01-22

Polysaccharide treatment fluid and method of treating a subterranean formation

#604
20080300152
2008-12-04

Methods and compositions for crosslinking polymers with boronic acids

#605
20080296022
2008-12-04

Method for treating subterranean formation

#606
20080289828
2008-11-27

Methods of limiting leak off and damage in hydraulic fractures

#607
20080287325
2008-11-20

Borozirconate systems in completion systems

#608
20080283242
2008-11-20

Apparatus, compositions, and methods of breaking fracturing fluids

#609
20080280790
2008-11-13

Well treatment with complexed metal crosslinkers

#610
20080280788
2008-11-13

Well treatment with ionic polymer gels

#611
20080271891
2008-11-06

Methods of limiting leak off and damage in hydraulic fractures

#612
20080269082
2008-10-30

Delayed hydrocarbon gel crosslinkers and methods for making and using same

#613
20080269080
2008-10-30

Wellbore treatment compositions containing foam extenders and methods of use thereof

#614
20080242563
2008-10-02

Zirconium-based cross-linker compositions and their use in high pH oil field applications

#615
20080236824
2008-10-02

Zirconium-base cross-linker compositions and their use in high pH oil field applications

#616
20080234147
2008-09-25

Method of treating subterranean formation with crosslinked polymer fluid

#617
20080210424
2008-09-04

Apparatus and Method of Fracturing

#618
20080210423
2008-09-04

Circulated degradable material assisted diversion

#619
20080202758
2008-08-28

Method for using and transporting a non-emulsified organic peroxide-containing composition

#620
20080194431
2008-08-14

Crosslinked polymer solutions and methods of use

#621
20080182762
2008-07-31

Rheology controlled heterogeneous particle placement in hydraulic fracturing

#622
20080149341
2008-06-26

Stable solutions of zirconium hydroxyalkylethylene diamine complex and use in oil field applications

#623
20080149333
2008-06-26

Process for stabilized zirconium triethanolamine complex and uses in oil field applications

#624
20080139415
2008-06-12

Acid-generating fluid loss control additives and associated methods

#625
20080139411
2008-06-12

Methods of treating subterranean formations using hydrophobically modified polymers and compositions of the same

#626
20080135247
2008-06-12

Fracturing Fluid Loss Control Agent

#627
20080121395
2008-05-29

Well bore servicing fluids comprising thermally activated viscosification compounds and methods of using the same

#628
20080115932
2008-05-22

Method and apparatus for delayed flow or pressure change in wells

#629
20080110624
2008-05-15

Methods for controlling water and particulate production in subterranean wells

#630
20080108521
2008-05-08

Oil well fracturing fluids

#631
20080103068
2008-05-01

Crosslinker suspension compositions and uses thereof

#632
20080087429
2008-04-17

Methods and compositions of a storable relatively lightweight proppant slurry for hydraulic fracturing and gravel packing applications

#633
20080085843
2008-04-10

Method of treating a subterranean formation with an oil-based composition containing a polysaccharide-based water-superabsorbent material

#634
20080066909
2008-03-20

Methods of limiting leak off and damage in hydraulic fractures

#635
20080039347
2008-02-14

Treatment fluids comprising clarified xanthan and associated methods

#636
20080035337
2008-02-14

Silicone-tackifier matrixes and methods of use thereof

#637
20080026957
2008-01-31

Treatment and Production of Subterranean Formations with Heteropolysaccharides

#638
20080015120
2008-01-17

Application of degradable polymers in sand control

#639
20080011478
2008-01-17

Methods and compositions for controlling formation fines and reducing proppant flow-back

#640
20070281871
2007-12-06

SELF-HYDRATING, SELF-CROSSLINKING GUAR COMPOSITIONS AND METHODS

#641
20070281870
2007-12-06

Stimuli-degradable gels

#642
20070277981
2007-12-06

Stimuli-degradable gels

#643
20070277978
2007-12-06

Silicone-tackifier matrixes and methods of use thereof

#644
20070270316
2007-11-22

Aqueous alcohol well treatment fluid and method of using the same

#645
20070256836
2007-11-08

Methods of treating a subterranean formation with a treatment fluid having surfactant effective to increase the thermal stability of the fluid

#646
20070235190
2007-10-11

Viscosified treatment fluids and associated methods of use

#647
20070225175
2007-09-27

Application of degradable polymers in well fluids

#648
20070215354
2007-09-20

Methods of coating particulates

#649
20070191233
2007-08-16

Cross-linking composition and method of use

#650
20070187642
2007-08-16

Zirconium cross-linking composition and methods of use

#651
20070187105
2007-08-16

Foamed treatment fluids and associated methods

#652
20070187102
2007-08-16

Hydraulic fracturing methods using cross-linking composition comprising delay agent

#653
20070187101
2007-08-16

Hydraulic fracturing methods using cross-linking composition comprising zirconium triethanolamine complex

#654
20070187098
2007-08-16

Permeable zone and leak plugging using cross-linking composition comprising delay agent

#655
20070181302
2007-08-09

METHOD FOR THE FRACTURE STIMULATION OF A SUBTERRANEAN FORMATION HAVING A WELLBORE BY USING THERMOSET POLYMER NANOCOMPOSITE PARTICLES AS PROPPANTS, WHERE SAID PARTICLES ARE PREPARED BY USING FORMULATIONS CONTAINING REACTIVE INGREDIENTS OBTAINED OR DERIVED FROM RENEWABLE FEEDSTOCKS

#656
20070169932
2007-07-26

Method of treating a subterranean formation using a rheology model for fluid optimization

#657
20070161515
2007-07-12

Method for the fracture stimulation of a subterranean formation having a wellbore by using impact-modified thermoset polymer nanocomposite particles as proppants

#658
20070123432
2007-05-31

Compositions and methods for producing guar gum and for using the guar gum in treating a subterranean formation

#659
20070114035
2007-05-24

Method and composition of preparing polymeric fracturing fluids

#660
20070114028
2007-05-24

Fracturing of subterranean formations

#661
20070089881
2007-04-26

Methods of fracturing formations using quaternary amine salts as viscosifiers

#662
20070072776
2007-03-29

Polyols for breaking of fracturing fluid

#663
20070062703
2007-03-22

Polymer mixtures for crosslinked fluids

#664
20070062702
2007-03-22

Polymer mixtures for crosslinked fluids

#665
20070042913
2007-02-22

Wellbore treatment compositions containing foam extenders and methods of use thereof

#666
20070037713
2007-02-15

Methods and compositions for reducing the viscosity of treatment fluids used in subterranean operations

#667
20070034376
2007-02-15

Methods and compositions for reducing the viscosity of treatment fluids used in subterranean operations

#668
20070021308
2007-01-25

Composition and method for fracturing subterranean reservoirs

#669
20070007010
2007-01-11

Methods and compositions for controlling formation fines and reducing proppant flow-back

#670
20070007009
2007-01-11

Methods of well stimulation and completion

#671
20060278389
2006-12-14

Fluid loss additive for enhanced fracture clean-up

#672
20060264334
2006-11-23

Non-damaging fracturing fluids and methods for their use

#673
20060264333
2006-11-23

Methods to increase recovery of treatment fluid following stimulation of a subterranean formation comprising in situ fluorocarbon coated particles

#674
20060264332
2006-11-23

Methods of using reactive surfactants in subterranean operations

#675
20060260813
2006-11-23

Methods of using reactive surfactants in subterranean operations

#676
20060247136
2006-11-02

Viscosified treatment fluids comprising polycarboxylic acid gelling agents and associated methods

#677
20060243446
2006-11-02

Viscosified treatment fluids comprising polycarboxylic acid gelling agents and associated methods

#678
20060240995
2006-10-26

Methods of using resins in subterranean formations

#679
20060234872
2006-10-19

Low damage treatment fluids and methods of using the same

#680
20060229213
2006-10-12

Fluids comprising zirconium isopropylamine crosslinking agents and associated methods

#681
20060225884
2006-10-12

Fluids comprising zirconium isopropylamine crosslinking agents and associated methods

#682
20060211580
2006-09-21

Well treating compositions containing water superabsorbent material and method of using the same

#683
20060205607
2006-09-14

Methods of treating subterranean zones and viscous aqueous fluids containing xanthan and a combination cross-linker-breaker

#684
20060205605
2006-09-14

Well treatment composition crosslinkers and uses thereof

#685
20060196662
2006-09-07

Methods and compositions for servicing fluids comprising derivatized cellulose gelling agents

#686
20060189709
2006-08-24

Polymer Crosslinking System Comprising Soluble Zr(IV), Carbonate and Bicarbonate Ions

#687
20060185850
2006-08-24

Methods of treating subterranean formations using derivatized gelling agents

#688
20060185847
2006-08-24

Methods of placing treatment chemicals

#689
20060151172
2006-07-13

Methods of making and using sulfonated carboxylated polysaccharide gelling agents

#690
20060148659
2006-07-06

Fracturing fluids containing borate esters as crosslinking agents

#691
20060142165
2006-06-29

Methods and compositions for treating subterranean formations using sulfonated gelling agent polymers

#692
20060118299
2006-06-08

Methods of controlling particulate segregation in slurries

#693
20060089266
2006-04-27

Methods of stabilizing surfaces of subterranean formations

#694
20060081369
2006-04-20

Divinyl sulfone crosslinking agents and methods of use in subterranean applications

#695
20060065397
2006-03-30

Methods and compositions for inducing tip screenouts in frac-packing operations

#696
20060058198
2006-03-16

Dry blend fracturing fluid additives

#697
20060047027
2006-03-02

Well treatment fluids containing a multimodal polymer system

#698
20060046938
2006-03-02

Methods and compositions for delinking crosslinked fluids

#699
20060032636
2006-02-16

Viscosified treatment fluids and associated methods of use

#700
20060030493
2006-02-09

Crosslinked treatment fluid compositions and methods

#701
20060027367
2006-02-09

Methods of improving conformance control in fractured hydrocarbon reservoirs

#702
20060027364
2006-02-09

Stabilizing crosslinked polymer guars and modified guar derivatives

#703
20060009363
2006-01-12

Deep water completions fracturing fluid compositions

#704
20060003900
2006-01-05

Methods and compositions for crosslinking polymers with boronic acids

#705
20060002879
2006-01-05

Methods of treating keratin based substrates

#706
20050277554
2005-12-15

Aqueous tackifier and methods of controlling particulates

#707
20050274517
2005-12-15

Aqueous-based tackifier fluids and methods of use

#708
20050272612
2005-12-08

Method of fracturing using guar-based well treating fluid

#709
20050269101
2005-12-08

Methods of treating subterranean formations using low-molecular-weight fluids

#710
20050269100
2005-12-08

Methods of treating subterranean formations using low-molecular-weight fluids

#711
20050261139
2005-11-24

Well treatment fluid and methods with oxidized polysaccharide-based polymers

#712
20050261138
2005-11-24

Viscosified treatment fluids comprising scleroglucan or diutan and associated methods

#713
20050257929
2005-11-24

Methods and compositions for consolidating proppant in subterranean fractures

#714
20050227874
2005-10-13

Composition and method for fracturing subterranean reservoirs

#715
20050205259
2005-09-22

Controlling chlorite or hypochlorite break rate of well treatment fluids using magnesium or calcium ions

#716
20050183837
2005-08-25

Use of water-soluble polymer complexes in aqueous systems

#717
20050178553
2005-08-18

Two stage subterranean zone fracturing fluids and methods

#718
20050178546
2005-08-18

Well bore servicing fluids comprising thermally activated viscosification compounds and methods of using the same

#719
20050164893
2005-07-28

Methods of fracturing subterranean zones, fracturing fluids and breaker activators therefor

#720
20050145385
2005-07-07

Methods of well stimulation and completion

#721
20050137094
2005-06-23

Subterranean formation treatment fluids and methods of using such fluids

#722
20050090406
2005-04-28

Methods of preparing and using clean viscous well treating fluids and compositions

#723
20050089631
2005-04-28

Methods for reducing particulate density and methods of using reduced-density particulates

#724
20050077044
2005-04-14

Low residue well treatment fluids and methods of use

#725
20050072046
2005-04-07

Biodegradable mulching-mat for preventing weeds and method for manufacturing the mat

#726
20050065040
2005-03-24

Methods and compositions for treating subterranean formations using high ionic strength gelling agent polymers

#727
20050065038
2005-03-24

Methods and compositions for treating subterranean formations

#728
20050061507
2005-03-24

Methods of treating subterranean zones using gelled aqueous treating fluids containing environmentally benign sequestering agents

#729
20050059555
2005-03-17

Methods and compositions for stabilizing the surface of a subterranean formation

#730
20050056424
2005-03-17

Environmentally benign viscous well treating fluids and methods

#731
20050034862
2005-02-17

Methods for fracturing stimulation

#732
20050028979
2005-02-10

Methods and compositions of a storable relatively lightweight proppant slurry for hydraulic fracturing and gravel packing applications

#733
20050016733
2005-01-27

Well treatment fluid compositions and methods for their use

#734
20050006091
2005-01-13

Methods of treating subterranean zones and viscous aqueous fluids containing xanthan and a combination cross-linker—breaker

#735
19087317
2026-04-14

Gel-based subterranean formation hardening compositions and methods thereof

#736
19009602
2026-03-10

Methods and compositions for thermally shocking subsurface formations

#737
18590758
2025-01-14

Mussel biomimetic heat-resistant and salt-tolerant thickener, preparation method therefor, and gel fracturing fluid, preparation method and use thereof

#738
18295059
2024-08-20

Branched cellulose-based hydraulic fracturing fluid crosslinker

#739
18112895
2024-05-14

Temporary isolation system for reservoirs

#740
17836289
2023-11-14

Hyperbranched polymer-based hydraulic fracturing fluid crosslinker

#741
17145666
2022-05-10

Method and materials for manipulating hydraulic fracture geometry