ClassID:

89556

C04B2103/46 - CPC Classification

Classification description:

Function or property of ingredients for mortars, concrete or artificial stone Water-loss or fluid-loss reducers, hygroscopic or hydrophilic agents, water retention agents

Sub-classes:
Recent Application in this class:
#1
20250277144
2025-09-04

REPAIRING WELLBORE CEMENT STRUCTURES AND RELATED COMPOSITIONS

#2
20250171677
2025-05-29

GEOPOLYMER COMPOSITIONS AND METHODS

#3
20250154064
2025-05-15

PLASTIC BINDER SYSTEM

#4
20250115801
2025-04-10

CEMENT COMPOSITIONS INCLUDING VOLCANIC ASH

#5
20250074824
2025-03-06

WELLBORE CEMENT STRUCTURES AND RELATED COMPOSITIONS

#6
20250051629
2025-02-13

Repairing wellbore cement structures and related compositions

#7
20240336828
2024-10-10

Ultra-high temperature resistant cement slurry system for cementing and preparation method and use thereof

#8
20240327290
2024-10-03

SYSTEM AND METHOD FOR CONCRETE REPAIR

#9
20240262786
2024-08-08

METHOD FOR OBTAINING BIO-SOURCED SUSBTITUTED ALKYL(METH)ACRYLAMIDE

#10
20230313021
2023-10-05

VINYL ALCOHOL-BASED POLYMER

#11
20230193111
2023-06-22

Cement slurries, cured cement and methods of making and use thereof

#12
20230174844
2023-06-08

Fluid loss control additive

#13
20230174843
2023-06-08

Cementing formulations containing halloysite and silica flour and methods of use

#14
20230143012
2023-05-11

Fluid loss additive for low-Portland or non-Portland cements

#15
20220250981
2022-08-11

CELLULOSE FIBRIL-ENHANCED REPAIR MORTARS

#16
20220235258
2022-07-28

Slurry design process

#17
20220081605
2022-03-17

Fluid loss additive for low-Portland or non-Portland cements

#18
20220081603
2022-03-17

Downhole fluids and methods of use thereof

#19
20210198475
2021-07-01

Resin composition, resin film and organic electroluminescent device

#20
20210163809
2021-06-03

Foamed treatment fluids for lost circulation control

#21
20210087458
2021-03-25

Phosphorylated amino polycarboxylic acid cement retarder

#22
20210053877
2021-02-25

Multifunctional gypsum-based mortar and method of making same

#23
20210032525
2021-02-04

Spacer fluids and cement slurries that include surfactants

#24
20200407624
2020-12-31

Sequenced polymers for monitoring the filtrate

#25
20200299564
2020-09-24

Application of polyelectrolyte complex nanoparticles to fluid loss control of oil well cementing

#26
20200291285
2020-09-17

Development of retarded acid system

#27
20200270508
2020-08-27

Sequenced polymers for monitoring the filtrate and the rheology

#28
20200270507
2020-08-27

Foamed treatment fluids for lost circulation control

#29
20200270506
2020-08-27

Water-soluble or water-swellable polymers as water loss reducers in cement slurries

#30
20200248061
2020-08-06

Lubricants for water-based drilling fluids

#31
20200165504
2020-05-28

Spacer fluid compositions that include surfactants

#32
20200140739
2020-05-07

Methods of using drilling fluid compositions with enhanced rheology

#33
20200123430
2020-04-23

NON-INVASIVE CEMENT SPACER FLUID COMPOSITIONS, SPACER FLUID PRODUCTS, METHODS OF WELL OPERATION AND WELL APPARATUS

#34
20200109327
2020-04-09

Cement with resilient latex polymer

#35
20200102246
2020-04-02

CELLULOSIC PULP INTERNAL CURING AGENT FOR A HYDRAULIC CEMENT-BASED COMPOSITE MATERIAL

#36
20200095491
2020-03-26

Development of anti-bit balling fluids

#37
20200087560
2020-03-19

Emulsifier compositions for invert emulsion fluids and methods of using the same

#38
20200055777
2020-02-20

Dry construction composition which can be wet-sprayed by means of screw pump and comprising a binder and a bio-based filler-preparation and uses of such a composition

#39
20200040247
2020-02-06

Development of anti-bit balling fluids

#40
20200039881
2020-02-06

Compositions for use in geosynthetic liners

#41
20190390099
2019-12-26

Downhole fluids and methods of use thereof

#42
20190367797
2019-12-05

Slurry design process

#43
20190345371
2019-11-14

Petrified cellulosic materials as additives to treatment fluids

#44
20190309210
2019-10-10

Development of anti-bit balling fluids

#45
20190300776
2019-10-03

Settable compositions comprising cement kiln dust and methods of use

#46
20190292432
2019-09-26

Spacer fluid compositions, methods, and systems for aqueous based drilling mud removal

#47
20190292431
2019-09-26

Spacer fluid compositions, methods, and systems for aqueous based drilling mud removal

#48
20190241792
2019-08-08

High temperature resistant Portland cement slurry and production method thereof

#49
20190233708
2019-08-01

Enhanced filtration control packages, wellbore servicing fluids utilizing the same, and methods of maintaining the structure of a wellbore

#50
20190233707
2019-08-01

Enhanced filtration control packages, wellbore servicing fluids utilizing the same, and methods of maintaining the structure of a wellbore

#51
20190203096
2019-07-04

Cement slurries, cured cements and methods of making and use thereof

#52
20190203095
2019-07-04

Cement slurries, cured cements and methods of making and use thereof

#53
20190169484
2019-06-06

Multiple functional wellbore fluid additive

#54
20190106358
2019-04-11

Decorative concrete topping process

#55
20190092996
2019-03-28

DISPERSANT IN CEMENT FORMULATIONS FOR OIL AND GAS WELLS

#56
20180320063
2018-11-08

Development of retarded acid system

#57
20180320050
2018-11-08

Methods of using drilling fluid compositions with enhanced rheology

#58
20180312439
2018-11-01

Dispersant in cement formulations for oil and gas wells

#59
20180282216
2018-10-04

Dispersant in cement formulations for oil and gas wells

#60
20180251401
2018-09-06

Cement additive, cement composition, and cement additive raw material

#61
20180223175
2018-08-09

Retarded acid systems, emulsions, and methods for using in acidizing carbonate formations

#62
20180223169
2018-08-09

Spacer fluid compositions that include surfactants

#63
20180223168
2018-08-09

Spacer fluids and cement slurries that include surfactants

#64
20180223167
2018-08-09

Spacer fluid compositions, methods, and systems for aqueous based drilling mud removal

#65
20180223166
2018-08-09

Invert emulsion based drilling fluid and methods of using same

#66
20180223165
2018-08-09

Emulsifier compositions for invert emulsion fluids and methods of using the same

#67
20180223162
2018-08-09

Development of anti-bit balling fluids

#68
20180223161
2018-08-09

Development of anti-bit balling fluids

#69
20180223160
2018-08-09

Anti-bit balling drilling fluids, and methods of making and use thereof

#70
20180223159
2018-08-09

Anti-bit balling drilling fluids, and methods of making and use thereof

#71
20180223158
2018-08-09

Drilling fluid compositions with enhanced rheology and methods of using same

#72
20180223156
2018-08-09

Enhanced filtration control packages, wellbore servicing fluids utilizing the same, and methods of maintaining the structure of a wellbore

#73
20180223153
2018-08-09

Lubricants for water-based drilling fluids

#74
20180222797
2018-08-09

Cement slurries, cured cement and methods of making and use thereof

#75
20180222796
2018-08-09

Cement slurries, cured cements and methods of making and use thereof

#76
20180201824
2018-07-19

Methods for evaluating performance of cement fluid-loss-control additives for field applications

#77
20180171207
2018-06-21

Water-Soluble Or Water-Swellable Polymers As Water Loss Reducers In Cement Slurries

#78
20180171206
2018-06-21

Amphiphilic polymers for filtrate control

#79
20180171203
2018-06-21

Suspending agents obtained by micellar polymerization

#80
20180148630
2018-05-31

WELL CEMENTING COMPOSITIONS AND METHODS

#81
20180065891
2018-03-08

CARBON DIOXIDE-RESISTANT PORTLAND BASED CEMENT COMPOSITION

#82
20180037795
2018-02-08

Downhole fluids and methods of use thereof

#83
20180022981
2018-01-25

Materials and methods of use as additives for oilwell cementing

#84
20170369758
2017-12-28

Methods of using lost circulation treatment materials comprising brown mud

#85
20170342786
2017-11-30

Lost circulation materials comprising red mud

#86
20170275204
2017-09-28

Construction chemical composition for tile mortar

#87
20170260094
2017-09-14

Cement mortar composition

#88
20170247293
2017-08-31

Two component synthetic water retention agent and rheology modifier for use in cements, mortars and plasters

#89
20170174971
2017-06-22

Additive for slurry, drilling mud, and cement slurry

#90
20170174567
2017-06-22

Synthetic polymer rheology modifier and water retention agent replacement for cellulose ether in cement compositions

#91
20170130119
2017-05-11

Use of synthetic smectite in set-delayed cement compositions comprising pumice

#92
20170022110
2017-01-26

Binder composition for improved mortars and coatings

#93
20160289533
2016-10-06

Settable compositions comprising cement kiln dust and methods of use

#94
20160264841
2016-09-15

Cement with resilient latex polymer

#95
20160229936
2016-08-11

Vinyl alcohol polymer and production method thereof, additive for drilling mud, drilling mud, additive for drilling cement slurry, and drilling cement slurry

#96
20160214896
2016-07-28

Block polymers for fluid loss control

#97
20150133346
2015-05-14

Filtrate control agents in solid form

#98
20150090160
2015-04-02

Water repellent sand mixture and water repellent sand structure

#99
20140316092
2014-10-23

Amphiphilic macromolecule and use thereof

#100
20140094394
2014-04-03

High Density Weight Materials for Oil Field Servicing Operations

#101
20140060835
2014-03-06

Invert emulsion transition fluid containing calcium aluminate cement

#102
20140014341
2014-01-16

Thermally enhanced HDD grout

#103
20130333853
2013-12-19

Composition containing a multivalent cationic metal and amine-containing anti-static agent and methods of making and using

#104
20130319673
2013-12-05

Cement Compositions Comprising Saponins and Associated Methods

#105
20130284439
2013-10-31

Wide temperature range cement retarder

#106
20130255949
2013-10-03

Cement compositions comprising lignite-based grafted copolymers and methods of use

#107
20130109783
2013-05-02

Slag compositions and methods of use

#108
20130048284
2013-02-28

Carbon dioxide-resistant Portland based cement composition

#109
20130036947
2013-02-14

METHOD OF MAKING AND USE OF A HEAVY DUTY PAVEMENT STRUCTURE

#110
20130008351
2013-01-10

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

#111
20130000904
2013-01-03

Cement retarder and method of using the same

#112
20130000903
2013-01-03

Reconfigurable cement composition, articles made therefrom and method of use

#113
20120328377
2012-12-27

Resin-Based Sealant Compositions Comprising Cement Kiln Dust and Methods of Use

#114
20120325478
2012-12-27

Cement compositions and methods of using the same

#115
20120325477
2012-12-27

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

#116
20120325476
2012-12-27

Sealant compositions comprising cement kiln dust and tire-rubber particles and method of use

#117
20120325119
2012-12-27

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

#118
20120318506
2012-12-20

Acid-soluble cement compositions comprising cement kiln dust and methods of use

#119
20120318174
2012-12-20

Sealant Compositions and Methods of Use

#120
20120305250
2012-12-06

Non-invasive cement spacer fluid compositions, spacer fluid products, methods of well operation and well apparatus

#121
20120291674
2012-11-22

Methods of plugging and abandoning a well using compositions comprising cement kiln dust and pumicite

#122
20120286190
2012-11-15

Thermal insulation material and method for making the same

#123
20120285682
2012-11-15

Settable compositions containing metakaolin having reduced portland cement content

#124
20120267108
2012-10-25

Use of methylhydroxyethyl cellulose as cement additive

#125
20120267107
2012-10-25

Foamed spacer fluids containing cement kiln dust and methods of use

#126
20120260829
2012-10-18

Pumpable geopolymers comprising a fluid-loss agent

#127
20120260828
2012-10-18

Methods and compositions comprising kiln dust and metakaolin

#128
20120245062
2012-09-27

USE OF HIGH RATIO AQUEOUS ALKALI SILICATES FOR PROFILE MODIFICATION, WATER CONTROL AND STABILIZATION

#129
20120238663
2012-09-20

Zero shear viscosifying agent

#130
20120234541
2012-09-20

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

#131
20120210911
2012-08-23

Stable organic-based fluid loss additive containing an organophilic clay-based suspending agent for use in a well

#132
20120204764
2012-08-16

Method for Wellbore Servicing to Enhance the Mechanical Strength of Cement Using Electrochemically Activated Water

#133
20120196954
2012-08-02

Expoxy acid based biodegradable set retarder for a cement composition

#134
20120193097
2012-08-02

Methods and compositions comprising kiln dust and metakaolin

#135
20120192768
2012-08-02

Lost circulation compositions and associated methods

#136
20120174829
2012-07-12

Light Mortar Materials and Method of Use

#137
20120171772
2012-07-05

Tagged joint compound and method of identification

#138
20120160131
2012-06-28

Well cement compositions comprising biowaste ash and methods of use

#139
20120152539
2012-06-21

Settable compositions comprising interground perlite and hydraulic cement

#140
20120145391
2012-06-14

COMPOSITIONS AND METHODS FOR WELL COMPLETIONS

#141
20120142812
2012-06-07

Compositions and methods for well completions

#142
20120138300
2012-06-07

Method of cementing using polymeric retarder

#143
20120138299
2012-06-07

Wellbore servicing compositions comprising a fluid loss agent and methods of making and using same

#144
20120108472
2012-05-03

Thermoplastic cellulosic fiber blends as lost circulation materials

#145
20120103611
2012-05-03

Method of producing synthesis gas by the underground gasification of coal from a coal seam

#146
20120097076
2012-04-26

Dust free powdery building material composition

#147
20120073813
2012-03-29

Weight materials for use in cement, spacer and drilling fluids

#148
20120048466
2012-03-01

EASY MIX MORTAR/GROUT COMPOSITION, METHOD OF MAKING AND USING THEREOF

#149
20120024527
2012-02-02

Cement composition containing a substituted ethoxylated phenol surfactant for use in an oil-contaminated well

#150
20120017808
2012-01-26

Composition containing a multivalent cationic metal and amine-containing anti-static agent and methods of making and using

#151
20110308800
2011-12-22

Fluid loss additive containing a biodegradable grafted copolymer for a cement composition

#152
20110305830
2011-12-15

Water-based grouting composition with an insulating material

#153
20110297377
2011-12-08

Stable organic-based fluid loss additive containing an organophilic clay-based suspending agent for use in a well

#154
20110290493
2011-12-01

Compositions and methods for completing subterranean wells

#155
20110275736
2011-11-10

Compositions for modifying rheological properties of cement systems

#156
20110263749
2011-10-27

Use of CSH suspensions in well cementing

#157
20110263465
2011-10-27

Use Of Vinyl Phosphonic Acid For Producing Biodegradable Mixed Polymers And The Use Thereof For Exploring And Extracting Petroleum And Natural Gas

#158
20110232905
2011-09-29

Zero shear viscosifying agent

#159
20110207845
2011-08-25

MACROMOLECULAR, AMPHIPHILIC COMPOUNDS AS WATER RETENTION AGENTS FOR CONSTRUCTION CHEMISTRY SYSTEMS, IN PARTICULAR FOR WELL CEMENTING

#160
20110203796
2011-08-25

Epoxy acid based biodegradable set retarder for a cement composition

#161
20110162845
2011-07-07

Lost circulation compositions and associated methods

#162
20110160336
2011-06-30

METHOD OF USE OF A POLYVINYL ALCOHOL-BASED COMPOSITION

#163
20110120715
2011-05-26

Self adaptive cement systems

#164
20110118382
2011-05-19

GRAFT COPOLYMERS, METHOD FOR THE PRODUCTION THEREOF, AND USE THEREOF

#165
20110113989
2011-05-19

METHYLHYDROXYPROPYLCELLULOSE (MHCP) FOR MINERAL-BOUND BUILDING MATERIAL SYSTEMS

#166
20110104378
2011-05-05

Redispersible polymer powder

#167
20110104377
2011-05-05

Redispersible polymer powder composition

#168
20110100626
2011-05-05

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

#169
20110077324
2011-03-31

CEMENT COMPOSITIONS COMPRISING A HIGH-DENSITY PARTICULATE ELASTOMER AND ASSOCIATED METHODS

#170
20110067868
2011-03-24

Self adaptive cement systems

#171
20110048715
2011-03-03

Radiation-induced thickening for set-on-command sealant compositions and methods of use

#172
20110048697
2011-03-03

SONICALLY ACTIVATING SETTABLE COMPOSITIONS

#173
20110024028
2011-02-03

Method for preparing three-dimensional plaster objects

#174
20110017452
2011-01-27

Spacer fluids containing cement kiln dust and methods of use

#175
20110000400
2011-01-06

Well cement compositions comprising biowaste ash and methods of use

#176
20100319918
2010-12-23

CEMENT ADDITIVE FOR THE ENHANCED TREATMENT OF OIL AND GAS WELLS AND RELATED METHODS OF USE

#177
20100319585
2010-12-23

Environmentally Compatible Defoamers and Cement Compositions Including Environmentally Compatible Defoamers

#178
20100317764
2010-12-16

Additive for cementing wells

#179
20100314112
2010-12-16

Method of treating oil and gas wells

#180
20100305007
2010-12-02

Copolymer based on a sulfonic acid-containing compound

#181
20100292365
2010-11-18

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

#182
20100282466
2010-11-11

Acid-soluble cement compositions comprising cement kiln dust and/or a natural pozzolan and methods of use

#183
20100273912
2010-10-28

Cement compositions comprising latex and a nano-particle

#184
20100258312
2010-10-14

Methods of plugging and abandoning a well using compositions comprising cement kiln dust and pumicite

#185
20100252946
2010-10-07

METHOD FOR THE PRODUCTION OF CELLULAR CONCRETE AND FOAMED CONCRETE, AND SYSTEM FOR CARRYING OUT THE METHOD

#186
20100247851
2010-09-30

SEALING MATERIAL FOR HONEYCOMB STRUCTURE, HONEYCOMB STRUCTURE, AND METHOD FOR MANUFACTURING HONEYCOMB STRUCTURE

#187
20100218949
2010-09-02

Swellable elastomers and associated methods

#188
20100190889
2010-07-29

Polyalkenoate cement compositions and methods of use in cementing applications

#189
20100190888
2010-07-29

Polymer-modified building material dry-mixes

#190
20100163237
2010-07-01

Degradable cement compositions containing degrading materials and methods of cementing in wellbores

#191
20100155068
2010-06-24

Cement retarder systems, and retarded cement compositions

#192
20100144970
2010-06-10

Method of use of a polyvinyl alcohol-based composition

#193
20100144944
2010-06-10

JOINT FILLING COMPOSITION

#194
20100096135
2010-04-22

Well treatment compositions and methods utilizing nano-particles

#195
20100087570
2010-04-08

Additive for hydraulically setting systems, the hydraulically setting mixtures and the use there of

#196
20100062952
2010-03-11

Copolymer based on olefinic sulphonic acids

#197
20100044043
2010-02-25

Methods of cementing in subterranean formations using cement kiln cement kiln dust in compositions having reduced Portland cement content

#198
20100041792
2010-02-18

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

#199
20090308612
2009-12-17

Method for wellbore servicing to enhance the mechanical strength of cement using electrochemically activated water

#200
20090283017
2009-11-19

Cement blend

#201
20090264557
2009-10-22

Cement compositions comprising humic acid grafted fluid loss control additives

#202
20090264556
2009-10-22

Non-hydrating plaster composition and method

#203
20090263673
2009-10-22

Coated building panels and articles containing calcium sulfate hemihydrate

#204
20090260545
2009-10-22

Well cement formulations for increased drilling hardness

#205
20090250219
2009-10-08

Carbonaceous extenders for flexible cement

#206
20090241803
2009-10-01

Oil and gas well cement systems using elemental sulfur

#207
20090236097
2009-09-24

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

#208
20090188639
2009-07-30

Use of water-soluble polymer complexes in aqueous systems

#209
20090186964
2009-07-23

Polymer composition and use of the same as an additive in aqueous construction systems and water-based paint and coating systems

#210
20090183876
2009-07-23

Control of the properties of cement slurries with optimized polymers combination

#211
20090159852
2009-06-25

Heavy mass for the execution of radioprotection barriers in an X-ray environment

#212
20090156435
2009-06-18

Defoaming methods and compositions

#213
20090124522
2009-05-14

Cement compositions and methods utilizing nano-hydraulic cement

#214
20090120644
2009-05-14

Reduced carbon footprint settable compositions for use in subterranean formations

#215
20090095475
2009-04-16

Cement compositions comprising a high-density particulate elastomer and associated methods

#216
20090064904
2009-03-12

Black pigment/auxiliary combination having improved colour strength

#217
20090038801
2009-02-12

Sealant Compositions and Methods of Use

#218
20090032252
2009-02-05

Degradable cement compositions containing degrading materials and methods of cementing in wellbores

#219
20080287570
2008-11-20

Method of making and use of a heavy duty pavement structure

#220
20080245261
2008-10-09

Dry Additive for Hydraulic Binders

#221
20080227667
2008-09-18

Fluid Loss Control Additive and Cement Compositions Comprising Same

#222
20080220994
2008-09-11

Defoaming methods and compositions

#223
20080202752
2008-08-28

Method of cementing within a gas or oil well

#224
20080200590
2008-08-21

Water-soluble copolymers containing sulfo groups, method for the production and use thereof

#225
20080196628
2008-08-21

Cement Compositions Comprising Rock-Forming Minerals and Associated Methods

#226
20080171806
2008-07-17

Cement compositions comprising humic acid grafted fluid loss control additives

#227
20080169101
2008-07-17

Method of using humic acid grafted fluid loss control additives in cementing operations

#228
20080149335
2008-06-26

Activation mechanism applicable for oilfield chemicals products

#229
20080115938
2008-05-22

Method of cementing using polymeric retarder

#230
20080103255
2008-05-01

Method of use of a polyvinyl alcohol-based composition

#231
20080096773
2008-04-24

In-situ solidification of invert emulsion fluids to form gas tight annular barrier

#232
20080078814
2008-04-03

Liquid rheology modifier

#233
20080041591
2008-02-21

Methods of using casing strings in subterranean cementing operations

#234
20080041585
2008-02-21

Methods of using casing strings in subterranean cementing operations

#235
20080041584
2008-02-21

Methods of using casing strings in subterranean cementing operations

#236
20080028994
2008-02-07

Geopolymer composition and application in oilfield industry

#237
20080023200
2008-01-31

Settable Fluids Comprising Particle-Size Distribution-Adjusting Agents and Methods of Use

#238
20080021167
2008-01-24

SULFONATED GRAFT COPOLYMERS

#239
20080017376
2008-01-24

Swellable elastomers and associated methods

#240
20070284104
2007-12-13

Fluid loss additive with improved rheological properties

#241
20070256603
2007-11-08

CEMENTITIOUS COMPOSITION FOR USE IN ELEVATED TO FULLY SATURATED SALT ENVIRONMENTS

#242
20070204765
2007-09-06

Self-Adaptive Cement Systems

#243
20070203028
2007-08-30

Salt water stable latex cement slurries

#244
20070137861
2007-06-21

Methods of cementing using cationic cellulose ethers as fluid loss control additives

#245
20070137529
2007-06-21

Cationic cellulose ethers as fluid loss control additives in cement compositions and associated methods

#246
20070105995
2007-05-10

Fluid loss control additives for foamed cement compositions and associated methods

#247
20070102160
2007-05-10

Fluid loss additives and methods

#248
20070101905
2007-05-10

Fluid loss control additives for foamed cement compositions and associated methods

#249
20070100102
2007-05-03

COPOLYMER BASED ON OLEFINIC SULPHONIC ACIDS

#250
20070100029
2007-05-03

Cement compositions containing degradable materials and methods of cementing in subterranean formations

#251
20070089880
2007-04-26

Methods of using cement compositions comprising high alumina cement and cement kiln dust

#252
20070084384
2007-04-19

Mortar composition

#253
20070083020
2007-04-12

Water-soluble sulfonic group-containing copolymers and terpolymers the production thereof and water-based painting and coating systems

#254
20070074869
2007-04-05

In-situ solidification of invert emulsion fluids to form gas tight annular barrier

#255
20070056733
2007-03-15

Methods of using foamed settable compositions comprising cement kiln dust

#256
20070056477
2007-03-15

Cement compositions useful in oil and gas wells

#257
20070056476
2007-03-15

Lightweight settable compositions comprising cement kiln dust

#258
20070056475
2007-03-15

Settable compositions comprising cement kiln dust and additive(s)

#259
20070056474
2007-03-15

Foamed settable compositions comprising cement kiln dust

#260
20070049668
2007-03-01

Lime-free admixture of compositions for hydraulic cements and methods thereof

#261
20070028811
2007-02-08

Fluid loss additives for cement slurries

#262
20070017417
2007-01-25

Bituminous road surface with a photocatalytic effect and procedure for the preparation of said road surface

#263
20070012222
2007-01-18

Cement compositions comprising environmentally compatible defoamers and methods of use

#264
20060270564
2006-11-30

Subterranean fluids and methods of using these fluids in subterranean formations

#265
20060249054
2006-11-09

Set-delayed cement compositions comprising hydrated lime and silica and methods of cementing in subterranean formations

#266
20060225622
2006-10-12

Cement compositions with improved corrosion resistance and methods of cementing in subterranean formations

#267
20060213399
2006-09-28

Cement compositions comprising strength-enhancing lost circulation materials and methods of cementing in subterranean formations

#268
20060201672
2006-09-14

Methods for high temperature lightweight cementing

#269
20060201394
2006-09-14

Compositions for high temperature lightweight cementing

#270
20060199742
2006-09-07

Water-soluble, low substitution hydroxyethylcellulose, derivatives thereof, process of making, and uses thereof

#271
20060189487
2006-08-24

Fluid loss control additive and cement compositions comprising same

#272
20060169175
2006-08-03

Cement composition for use with a formate-based drilling fluid comprising an alkaline buffering agent

#273
20060130708
2006-06-22

Formulation of high mechanical strength ceramic stuccoes for decoration finishing in internal and external walls and process thereof

#274
20060112862
2006-06-01

Permeable cement and sand control methods utilizing permeable cement in subterranean well bores

#275
20060108150
2006-05-25

Drilling and cementing with fluids containing zeolite

#276
20060100355
2006-05-11

Additive for hydraulically setting systems, the hydraulically setting mixtures and the use thereof

#277
20060086503
2006-04-27

Casing strings and methods of using such strings in subterranean cementing operations

#278
20060086501
2006-04-27

Methods of using a swelling agent in a wellbore

#279
20060074201
2006-04-06

Polyamide-based water-soluble biodegradable copolymers and the use thereof

#280
20060054321
2006-03-16

Cement compositions comprising environmentally compatible defoamers and methods of use

#281
20060048681
2006-03-09

Polyalkenoate cement compositions and methods of use in cementing applications

#282
20060041060
2006-02-23

Fluid loss concentrate for hydraulic cement

#283
20060005966
2006-01-12

Methods of reducing the impact of a formate-based drilling fluid comprising an alkaline buffering agent on a cement slurry

#284
20060002879
2006-01-05

Methods of treating keratin based substrates

#285
20050279502
2005-12-22

Cement compositions with improved fluid loss characteristics and methods of cementing using such cement compositions

#286
20050274519
2005-12-15

Methods, cement compositions and suspending agents therefor

#287
20050274291
2005-12-15

Biodegradable dispersants for cement compositions and methods of cementing in subterranean formations

#288
20050247238
2005-11-10

Cement compositions with improved mechanical properties and methods of cementing in a subterranean formation

#289
20050241543
2005-11-03

Cement-based systems using plastification/extrusion auxiliaries prepared from raw cotton linters

#290
20050241542
2005-11-03

Cement-based systems using water retention agents prepared from raw cotton linters

#291
20050241541
2005-11-03

Gypsum-based mortars using water retention agents prepared from raw cotton linters

#292
20050241540
2005-11-03

Cement-based plasters using water retention agents prepared from raw cotton linters

#293
20050241539
2005-11-03

Tile cement mortars using water retention agents

#294
20050205258
2005-09-22

Cement compositions containing degradable materials and methods of cementing in subterranean formations

#295
20050204962
2005-09-22

Zeolite-containing cement composition

#296
20050204961
2005-09-22

Cement compositions comprising improved lost circulation materials and methods of use in subterranean formations

#297
20050183837
2005-08-25

Use of water-soluble polymer complexes in aqueous systems

#298
20050178295
2005-08-18

Cement compositions comprising set retarder compositions and associated methods

#299
20050167107
2005-08-04

Methods of cementing in subterranean formations using crack resistant cement compositions

#300
20050160947
2005-07-28

Process for controlling gas migration during well cementing