ClassID:

104285

C09K8/428 - CPC Classification

Classification description:

Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations; Compositions for cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells for squeeze cementing, e.g. for repairing

Recent Application in this class:
#1
20260028288
2026-01-29

EUTECTIC METAL ALLOY-CONTAINING CEMENT AND METHODS OF USE THEREOF

#2
20250074834
2025-03-06

EUTECTIC METAL ALLOY-CONTAINING CEMENT AND METHODS OF USE THEREOF

#3
20250067144
2025-02-27

Methods for Shortening Waiting-On-Cement Time in a Subterranean Well

#4
20240191594
2024-06-13

Cement Top Jobs In Wellbore Annuli Using Expandable Compositions

#5
20240026206
2024-01-25

METHODS OF USING EXPANDABLE POLYMER GROUT FOR PLUG AND ABANDONMENT APPLICATIONS

#6
20240003222
2024-01-04

Methods for shortening waiting-on-cement time in a subterranean well

#7
20230138829
2023-05-04

Engineered Nano-Modified Methyl Methacrylate Polymer for Repair of 30 microM Microcracks

#8
20230129038
2023-04-27

In-situ swelling polymer for wellbore barrier

#9
20220073807
2022-03-10

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

#10
20210309908
2021-10-07

Engineered Nano-Modified Methyl Methacrylate Polymer for Repair of 30 microM Microcracks

#11
20210253932
2021-08-19

Geopolymer cement for use in subterranean operations

#12
20210139763
2021-05-13

Cement activator composition for treatment of subterranean formations

#13
20200123431
2020-04-23

Engineered nano-modified methyl methacrylate polymer for repair of 30 microM microcracks

#14
20190338178
2019-11-07

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

#15
20190225540
2019-07-25

Methods for determining reactive index for cementitious components, associated compositions, and methods of use

#16
20190144733
2019-05-16

Wellbore isolation devices with degradable non-metallic components

#17
20190093450
2019-03-28

Wellbore isolation devices with degradable slip assemblies with slip inserts

#18
20190040297
2019-02-07

CEMENT COMPOSITIONS WITH ADJUSTABLE MECHANICAL PROPERTIES

#19
20180230357
2018-08-16

Cement activator composition for treatment of subterranean formations

#20
20180127635
2018-05-10

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

#21
20180051528
2018-02-22

Engineering methodology to treat severe loss zones with thixotropic cement system

#22
20180044570
2018-02-15

Self-repairing cement polymer composites and processes of making and using same

#23
20170306212
2017-10-26

Self-repairing cements

#24
20170247597
2017-08-31

Method for treating subterranean formations

#25
20170234104
2017-08-17

METHODS FOR WELL TREATMENT

#26
20170137693
2017-05-18

Electrically activated adhesive for strengthening of a subterranean wellbore

#27
20170130115
2017-05-11

Set on demand compositions

#28
20170073569
2017-03-16

Maleic anhydride polymers and methods of treating subterranean formations

#29
20170073555
2017-03-16

Pendant epoxide polymers and methods of treating subterranean formations

#30
20160298412
2016-10-13

Degradable wellbore isolation devices with degradable sealing balls

#31
20160280982
2016-09-29

Cement set activators for set-delayed cement compositions and associated methods

#32
20160251934
2016-09-01

Degradable wellbore isolation devices with large flow areas

#33
20160230498
2016-08-11

Wellbore isolation devices with degradable slip assemblies with slip inserts

#34
20160075933
2016-03-17

Cement set activators for set-delayed cement compositions and associated methods

#35
20160053158
2016-02-25

Sealant compositions and methods utilizing nano-particles

#36
20160046853
2016-02-18

Napthol-based epoxy resin additives for use in well cementing

#37
20150337194
2015-11-26

Set on demand cement compositions for curing fluid loss

#38
20150191395
2015-07-09

Methods for determining reactive index for cementitious components, associated compositions, and methods of use

#39
20150122486
2015-05-07

Microbial-enhanced well cementing and remediation

#40
20150068428
2015-03-12

Silica composition for servicing subterranean wells

#41
20140364535
2014-12-11

Methods and cement compositions utilizing treated polyolefin fibers

#42
20140318776
2014-10-30

Compositions and methods for well completions

#43
20140318419
2014-10-30

Pumice-Containing Remedial Compositions and Methods of Use

#44
20140311742
2014-10-23

Compositions and methods for servicing subterranean wells

#45
20140221257
2014-08-07

Well treatment fluids and methods utilizing nano-particles

#46
20140116150
2014-05-01

Methods for determining reactive index for cementitious components, associated compositions, and methods of use

#47
20140083701
2014-03-27

Cement set activators for set-delayed cement compositions and associated methods

#48
20140083700
2014-03-27

Compositions and Methods for Plug Cementing

#49
20140008067
2014-01-09

Well treatment fluids and methods utilizing nano-particles

#50
20130319672
2013-12-05

Methods of Using Wellbore Servicing Compositions

#51
20130248183
2013-09-26

Cement set activators for set-delayed cement compositions and associated methods

#52
20130233551
2013-09-12

Methods for servicing subterranean wells

#53
20130146286
2013-06-13

Self-repairing cements

#54
20130109783
2013-05-02

Slag compositions and methods of use

#55
20130087332
2013-04-11

Composite formulations and methods of making and using same

#56
20130087330
2013-04-11

Lost-circulation material made from a recycled material containing asphalt

#57
20130008351
2013-01-10

Settable compositions comprising cement kiln dust and rice husk ash and methods of use

#58
20120325477
2012-12-27

Settable compositions comprising unexpanded perlite and methods of cementing in subterranean formations

#59
20120325119
2012-12-27

Settable compositions comprising unexpanded perlite and methods of cementing in subterranean formations

#60
20120312535
2012-12-13

Cementing composition comprising within un-reacted cement

#61
20120234541
2012-09-20

Settable compositions comprising cement kiln dust and rice husk ash and methods of use

#62
20120214712
2012-08-23

Methods of using polysaccharide based cement additives

#63
20120175118
2012-07-12

Compositions and methods for well completions

#64
20120145387
2012-06-14

Compositions and Methods for Servicing Subterranean Wells

#65
20110275736
2011-11-10

Compositions for modifying rheological properties of cement systems

#66
20110132605
2011-06-09

Biodegradable set retarder for a cement composition

#67
20110114315
2011-05-19

Solids free sealing fluid

#68
20110100626
2011-05-05

Settable compositions comprising unexpanded perlite and methods of cementing in subterranean formations

#69
20110067869
2011-03-24

In situ decomposition of carbonyls at high temperature for fixing incomplete and failed well seals

#70
20110056690
2011-03-10

Well Repair Using Swellable Material in a Remedial Matrix

#71
20100307750
2010-12-09

Squeeze composition for restoring isolation

#72
20100292365
2010-11-18

Latex compositions comprising pozzolan and/or cement kiln dust and methods of use

#73
20100273912
2010-10-28

Cement compositions comprising latex and a nano-particle

#74
20100270016
2010-10-28

Compositions and Methods for Servicing Subterranean Wells

#75
20100258310
2010-10-14

Compositions and methods for servicing subterranean wells

#76
20100240556
2010-09-23

Wellbore servicing compositions comprising a set retarding agent and methods of making and using same

#77
20100218950
2010-09-02

BIOCIDE FOR WELL STIMULATION AND TREATMENT FLUIDS

#78
20100137473
2010-06-03

Aqueous resin compositions and methods for cement repair

#79
20100116170
2010-05-13

Cement compositions comprising crystalline organic materials and methods of using same

#80
20100081733
2010-04-01

Cementing composition comprising within un-reacted cement

#81
20100051275
2010-03-04

Methods of activating compositions in subterranean zones

#82
20100050905
2010-03-04

Activating compositions in subterranean zones

#83
20100041792
2010-02-18

Latex compositions comprising pozzolan and/or cement kiln dust and methods of use

#84
20100038084
2010-02-18

Cement compositions comprising aluminum chloride and associated methods

#85
20100036017
2010-02-11

Sealant compositions comprising diutan and associated methods

#86
20100016183
2010-01-21

Sealant compositions and methods utilizing nano-particles

#87
20090320720
2009-12-31

Settable compositions comprising cement kiln dust and swellable particles

#88
20090308611
2009-12-17

Wellbore servicing compositions comprising a density segregation inhibiting composite and methods of making and using same

#89
20090241803
2009-10-01

Oil and gas well cement systems using elemental sulfur

#90
20090236097
2009-09-24

Cement compositions comprising latex and a nano-particle and associated methods

#91
20090145602
2009-06-11

Cement compositions comprising crystalline organic materials and methods of using same

#92
20090088348
2009-04-02

Settable compositions comprising cement kiln dust and swellable particles

#93
20080300150
2008-12-04

Methods of using polysaccharide based cement additives

#94
20080105428
2008-05-08

Methods of servicing wellbore with composition comprising ultra low density thermatek® slurries

#95
20080105167
2008-05-08

Ultra low density cement compositions and methods of making same

#96
20080092780
2008-04-24

Cementitious compositions for oil well cementing applications

#97
20080029266
2008-02-07

Biocide for well stimulation and treatment fluids

#98
20070289744
2007-12-20

Cementitious compositions for oil well cementing applications

#99
20070062691
2007-03-22

Methods of formulating a cement composition

#100
20060234871
2006-10-19

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

#101
20060169179
2006-08-03

Cementing compositions and application thereof to cementing oil wells or the like

#102
20060162930
2006-07-27

Methods of plugging a permeable zone downhole using a sealant composition comprising a crosslinkable material and a reduced amount of cement

#103
20060086501
2006-04-27

Methods of using a swelling agent in a wellbore

#104
17833494
2023-05-30

Resins for repair of well integrity issues

#105
15681981
2019-08-06

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