Patents-Review.com
ClassID:

104298 ⎘

C09K8/506 - 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 plastering borehole walls, i.e. compositions for temporary consolidation of borehole walls; Compositions based on water or polar solvents containing organic compounds

Sub-classes:
Recent Application in this class:
#1
20260117113
2026-04-30

SURFACTANT AS RELATIVE PERMEABILITY MODIFIER FOR PRODUCED FLUIDS FROM A SUBTERRANEAN FORMATION

 #2
20250145878
2025-05-08

Method of Altering the Wettability of a Subterranean Surface to Enhance Protection of Hydrocarbons

 #3
20250137348
2025-05-01

SUBTERRANEAN FORMATION FUNCTIONALIZATION FOR PERMEATION SELECTIVITY

 #4
20250059092
2025-02-20

METHOD TO USE LOSS CIRCULATION MATERIAL COMPOSITION COMPRISING ALKALINE NANOPARTICLE-BASED DISPERSION AND FORMATE ACTIVATOR IN DOWNHOLE CONDITIONS

 #5
20250059048
2025-02-20

MODIFIED MULTI-WALLED CARBON NANOTUBES INCLUDING MULTI-WALLED CARBON NANOTUBES AND CARBOXYLATE MOIETIES AND RELATED METHODS

 #6
20240425744
2024-12-26

PREVENTING WATER PRODUCTION IN SUBTERRANEAN FORMATIONS

 #7
20240384154
2024-11-21

Method of altering the wettability of a subterranean surface to enhance production of hydrocarbons

 #8
20240279531
2024-08-22

Self-aggregating particles for lost circulation materials and related method

 #9
20230303906
2023-09-28

Methods of making and using a thixotropic cement composition

 #10
20230287745
2023-09-14

Methods of manufacturing lost circulation material at a well site

 #11
20230235211
2023-07-27

Selective and on-demand near wellbore formation permeability improvement with in-situ cavitation of nanobubbles

 #12
20220325164
2022-10-13

Ternary water control and gas recovery method suitable for unconsolidated siltstone gas reservoir

 #13
20220135864
2022-05-05

Silicon dioxide Janus nanosheets relative permeability modifier (RPM) for reducing subterranean formation water permeability in carbonate and sandstone formations

 #14
20220127927
2022-04-28

Nanoparticle-based shear-thickening materials

 #15
20220025752
2022-01-27

Thermally activated strong acids

 #16
20210395601
2021-12-23

Silicon dioxide Janus nanosheets relative permeability modifier (RPM) for reducing subterranean formation water permeability in carbonate and sandstone formations

 #17
20210395600
2021-12-23

Graphene oxide janus nanosheets relative permeability modifier (RPM) for reducing subterranean formation water permeability in carbonate formations

 #18
20210363402
2021-11-25

COMPOSITION AND METHOD FOR WATER AND GAS SHUT-OFF IN SUBTERRANEAN FORMATIONS

 #19
20210230474
2021-07-29

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

 #20
20210163809
2021-06-03

Foamed treatment fluids for lost circulation control

 #21
20210147743
2021-05-20

Methods of altering the wettability of surfaces to enhance hydrocarbon production

 #22
20210017439
2021-01-21

Hydrobically treated particulates for improved return permeability

 #23
20200377782
2020-12-03

Loss circulation material composition having alkaline nanoparticle based dispersion and water soluble hydrolysable ester

 #24
20200354623
2020-11-12

Crystallization suppressant combinations for high density clear brine fluids

 #25
20200354621
2020-11-12

Viscoelastic surfactant gel for perforation operations

 #26
20200332637
2020-10-22

Controlling wellbore pathways by manipulating the surface area to mass ratio of the diverting material

 #27
20200332176
2020-10-22

Methods and compositions for diversion during enhanced oil recovery

 #28
20200308467
2020-10-01

Reversible aminal gel compositions, methods, and use

 #29
20200216739
2020-07-09

Additive to enhance sag stability of drilling fluid

 #30
20200181472
2020-06-11

Functionalized nanosilica as shale inhibitor in water-based fluids

 #31
20200148941
2020-05-14

Compositions providing consolidation and water-control

 #32
20200140746
2020-05-07

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

 #33
20200079989
2020-03-12

Additives to reduce the crystallization temperature of brines and methods of use

 #34
20200071590
2020-03-05

Drilling mud with enhanced activated sludge additive

 #35
20200048984
2020-02-13

Nanoparticle-based shear-thickening materials

 #36
20200048526
2020-02-13

Nanosilica dispersion well treatment fluid

 #37
20200040248
2020-02-06

Breaker Fluids for Wellbore Fluids and Methods of Use

 #38
20200017758
2020-01-16

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

 #39
20200017757
2020-01-16

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

 #40
20200003040
2020-01-02

Thermally activated strong acids

 #41
20190375973
2019-12-12

Date tree waste-based trinary fibrous mix for moderate to severe loss control

 #42
20190367800
2019-12-05

Lost Circulation Pill for Severe Losses using Viscoelastic Surfactant Technology

 #43
20190367798
2019-12-05

Barrier pills containing viscoelastic surfactant and methods for using the same

 #44
20190367794
2019-12-05

Reversible aminal gel compositions, methods, and use

 #45
20190359877
2019-11-28

Reversible aminal gel compositions, methods, and use

 #46
20190353020
2019-11-21

FRACTURING A FORMATION WITH MORTAR SLURRY

 #47
20190352555
2019-11-21

Method and composition for sealing a subsurface formation

 #48
20190352554
2019-11-21

Reversible aminal gel compositions, methods, and use

 #49
20190345371
2019-11-14

Petrified cellulosic materials as additives to treatment fluids

 #50
20190322924
2019-10-24

Treatment fluids for stimulation of subterranean formations

 #51
20190316023
2019-10-17

Shale stabilization fluids

 #52
20190292434
2019-09-26

Loss circulation compositions (LCM) having Portland cement clinker

 #53
20190292433
2019-09-26

Loss circulation compositions (LCM) having Portland cement clinker

 #54
20190276727
2019-09-12

Loss circulation material composition having alkaline nanoparticle based dispersion and water insoluble hydrolysable polyester

 #55
20190264091
2019-08-29

Biologically mediated precipitation of carbonates for use in oilfield applications

 #56
20190264090
2019-08-29

Methods and compositions for diversion during enhanced oil recovery

 #57
20190249076
2019-08-15

Methods and systems incorporating N-(phosphonoalkyl)iminodiacetic acid particulates

 #58
20190249074
2019-08-15

Methods and compositions for diversion during enhanced oil recovery

 #59
20190241788
2019-08-08

Hybrid particle mix for seal and plug quality enhancement

 #60
20190241787
2019-08-08

Hybrid particle mix for seal and plug quality enhancement

 #61
20190233705
2019-08-01

Date tree trunk-based fibrous loss circulation materials

 #62
20190225865
2019-07-25

Loss circulation compositions (LCM) having portland cement clinker

 #63
20190194519
2019-06-27

Date tree leaflet-based flaky lost circulation material

 #64
20190185736
2019-06-20

Loss circulation compositions (LCM) having Portland cement clinker

 #65
20190185732
2019-06-20

Date tree waste-based binary fibrous mix for moderate to severe loss control

 #66
20190185731
2019-06-20

Date tree waste-based binary fibrous mix for moderate to severe loss control

 #67
20190177603
2019-06-13

ENVIRONMENTALLY ACCEPTABLE SURFACTANT IN AQUEOUS-BASED STIMULATION FLUIDS

 #68
20190177595
2019-06-13

Date seed-based multi-modal particulate admixture for moderate to severe loss control

 #69
20190177594
2019-06-13

Date seed-based multi-modal particulate admixture for moderate to severe loss control

 #70
20190177593
2019-06-13

Date seed-based multi-modal particulate admixture for moderate to severe loss control

 #71
20190153294
2019-05-23

Loss circulation compositions (LCM) having Portland cement clinker

 #72
20190153293
2019-05-23

Loss circulation compositions (LCM) having portland cement clinker

 #73
20190153292
2019-05-23

Loss circulation compositions (LCM) having Portland cement clinker

 #74
20190136110
2019-05-09

Drill-in fluid compositions and methods

 #75
20190119557
2019-04-25

Stabilization of iodide-containing brines and brine mixtures

 #76
20190055460
2019-02-21

Thermally stable surfactants for oil based drilling fluids

 #77
20190055456
2019-02-21

Loss circulation material composition having alkaline nanoparticle based dispersion and water soluble hydrolysable ester

 #78
20190055455
2019-02-21

Loss circulation material composition having alkaline nanoparticle based dispersion and water insoluble hydrolysable polyester

 #79
20190055452
2019-02-21

Oil-based drilling fluid compositions which include layered double hydroxides as rheology modifiers and amino amides as emulsifiers

 #80
20190023970
2019-01-24

Loss circulation compositions (LCM) having portland cement clinker

 #81
20190023969
2019-01-24

Loss circulation compositions (LCM) having Portland cement clinker

 #82
20190023968
2019-01-24

Loss circulation compositions (LCM) having portland cement clinker

 #83
20190023967
2019-01-24

Loss circulation compositions (LCM) having portland cement clinker

 #84
20190023964
2019-01-24

Additive to enhance sag stability of drilling fluid

 #85
20190016939
2019-01-17

Enhanced activated sludge as drilling mud additive

 #86
20190010377
2019-01-10

Functionalized nanosilica as shale inhibitor in water-based fluids

 #87
20180371851
2018-12-27

Hydraulic diversion systems to enhance matrix treatments and methods for using same

 #88
20180363440
2018-12-20

Controlling wellbore pathways by manipulating the surface area to mass ratio of the diverting material

 #89
20180362829
2018-12-20

Controlling wellbore pathways by manipulating the surface area to mass ratio of the diverting material

 #90
20180347332
2018-12-06

Method of Enhancing Fracture Complexity Using Far-Field Divert Systems

 #91
20180346801
2018-12-06

Silane-based tackifiers for treatment of subterranean formations

 #92
20180340110
2018-11-29

Date tree waste-based binary fibrous mix for moderate to severe loss control

 #93
20180327648
2018-11-15

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

 #94
20180223172
2018-08-09

Crystallization suppressant combinations for high density clear brine fluids

 #95
20180223152
2018-08-09

Nanosilica dispersion well treatment fluid

 #96
20180223151
2018-08-09

Nanosilica dispersion lost circulation material (LCM)

 #97
20180223150
2018-08-09

Nanosilica dispersion lost circulation material (LCM)

 #98
20180223149
2018-08-09

Nanosilica dispersion well treatment fluid

 #99
20180201827
2018-07-19

Well treatment operations using diverting system

 #100
20180171202
2018-06-21

ARC fiber trio-date tree waste-based trinary fibrous mix for moderate to severe loss control

 #101
20180155606
2018-06-07

Methods and compositions for using temporary compacted materials as well servicing fluids in a subterranean formation

 #102
20180134945
2018-05-17

Nanoparticle-based shear-thickening materials

 #103
20180127634
2018-05-10

Reversible aminal gel compositions, methods, and use

 #104
20180127632
2018-05-10

Date tree spikelet-based additive for mechanical reinforcement of weak and unstable lost circulation material (LCM) seals/plugs

 #105
20180086962
2018-03-29

Date tree leaflet-based flaky lost circulation material

 #106
20180066175
2018-03-08

Syneresis reducing compositions for conformance applications using metal cross-linked gels

 #107
20180057729
2018-03-01

Date tree trunk-based fibrous loss circulation materials

 #108
20180023377
2018-01-25

Thermally activated strong acids

 #109
20180016483
2018-01-18

Date seed-based multi-modal particulate admixture for moderate to severe loss control

 #110
20170342308
2017-11-30

Fluid efficiency for viscoelastic surfactant based fluids with nanoparticles

 #111
20170335161
2017-11-23

Reversible aminal gel compositions, methods, and use

 #112
20170292657
2017-10-12

Temperature-stable paraffin inhibitor compositions

 #113
20170283684
2017-10-05

Encapsulation of hydrophilic additives

 #114
20170226405
2017-08-10

Fluid efficiency and flow back enhancer

 #115
20170218250
2017-08-03

Functionalized nanosilica as shale inhibitor in water-based fluids

 #116
20170218248
2017-08-03

Reversible aminal gel compositions, methods, and use

 #117
20170190948
2017-07-06

Use of particulate or fibrous materials in gravel pack applications

 #118
20170158946
2017-06-08

Methods of simultaneously introducing a curable resin and curing agent with delayed curing

 #119
20170058181
2017-03-02

Grout fluids for use in a geothermal well loop

 #120
20170051599
2017-02-23

Method of enhancing fracture complexity using far-field divert systems

 #121
20170029688
2017-02-02

Smart filter cake for strengthening formations

 #122
20170015892
2017-01-19

Methods for consolidation treatments in subterranean formations using silicon compounds derived from furfuryl alcohols

 #123
20170015890
2017-01-19

Smart filtrate for strengthening formations

 #124
20160333249
2016-11-17

One-step consolidation treatment

 #125
20160312105
2016-10-27

Multi-functional additive for oil or gas operations

 #126
20160251562
2016-09-01

Composition for stabilizing unconsolidated formation and fines agglomeration

 #127
20160108303
2016-04-21

Viscoelastic surfactants in mixed brines

 #128
20160009982
2016-01-14

Use of nano-sized phyllosilicate minerals in viscoelastic surfactant fluids

 #129
20150376492
2015-12-31

Plugging composition using swellable glass additives

 #130
20150299557
2015-10-22

Use of organoclay as emulsifier in polymeric gels for water permeability reduction

 #131
20150252244
2015-09-10

Methods and compositions for using temporary compacted materials as well servicing fluids in a subterranean formation

 #132
20150111791
2015-04-23

Weakly consolidated, semi consolidated formation, or unconsolidated formations treated with zeta potential altering compositions to form conglomerated formations

 #133
20150101808
2015-04-16

Methods and system for creating high conductivity fractures

 #134
20140371114
2014-12-18

Far field diversion technique for treating subterranean formation

 #135
20140303048
2014-10-09

Zeta potential modifiers to decrease the residual oil saturation

 #136
20140284054
2014-09-25

Methods for consolidation treatments in subterranean formations using silicon compounds derived from furfuryl alcohols

 #137
20140224492
2014-08-14

Wellbore servicing compositions and methods of making and using same

 #138
20140131038
2014-05-15

Plugging thief zones and fractures by in-situ and in-depth crystallization for improving water sweep efficiency of sandstone and carbonate reservoirs

 #139
20140110177
2014-04-24

Green directional drilling fluid composition

 #140
20130341025
2013-12-26

Method of using phthalic and terephthalic acids and derivatives thereof in well treatment operations

 #141
20130306314
2013-11-21

Methods for protecting a hydrocarbon-producing zone of a subterranean formation using a relative permeability modifier

 #142
20130303412
2013-11-14

Viscosified fluid loss control agent utilizing chelates

 #143
20130296199
2013-11-07

Drilling lost circulation material

 #144
20130292120
2013-11-07

Biodegradable activators to gel silica sol for blocking permeability

 #145
20130269932
2013-10-17

Methods for treating carbonate hydrocarbon-bearing formations with fluorinated amine oxides

 #146
20130118747
2013-05-16

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

 #147
20120329685
2012-12-27

Particles slurried in oil for viscoelastic surfactant gelled fluids

 #148
20120305246
2012-12-06

Shear-activated viscoelastic surfactant fluid and method

 #149
20120283154
2012-11-08

Saponified fatty acids as breakers for viscoelastic surfactant-gelled fluids

 #150
20120255728
2012-10-11

Plugging thief zones and fractures by in-situ and in-depth crystallization for improving water sweep efficiency of sandstone and carbonate reservoirs

 #151
20120247763
2012-10-04

BIOMASS-BASED OIL FIELD CHEMICALS

 #152
20120245062
2012-09-27

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

 #153
20120241156
2012-09-27

SELECTIVE FLUID WITH ANCHORING AGENT FOR WATER CONTROL

 #154
20120142562
2012-06-07

ORGANIC SALTS FOR REDUCING STONE PERMEABLITIES

 #155
20120135896
2012-05-31

Compositions and methods for controlling fluid loss

 #156
20120111564
2012-05-10

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

 #157
20120055676
2012-03-08

Fluid loss control in viscoelastic surfactant fracturing fluids using water soluble polymers

 #158
20120048548
2012-03-01

Use of nano-sized phyllosilicate minerals in viscoelastic surfactant fluids

 #159
20120043082
2012-02-23

Methods and compositions for sand control in injection wells

 #160
20120004146
2012-01-05

Surfactant additives used to retain producibility while drilling

 #161
20120000708
2012-01-05

Surfactant additives used to retain producibility while drilling

 #162
20110303415
2011-12-15

Far field diversion technique for treating subterranean formation

 #163
20110284228
2011-11-24

Increasing the viscosity of viscoelastic fluids

 #164
20110278000
2011-11-17

Geothermal well diversion agent formed from in situ decomposition of carbonyls at high temperature

 #165
20110257051
2011-10-20

Consolidating emulsions comprising convertible surfactant compositions and methods related thereto

 #166
20110224110
2011-09-15

Particles in Oil for Viscoelastic Surfactant Gelled Fluids

 #167
20110094737
2011-04-28

Shear-activated viscoelastic surfactant fluid and method

 #168
20110077175
2011-03-31

Sealant composition

 #169
20110067869
2011-03-24

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

 #170
20110030948
2011-02-10

Methods for forming a permeable and stable mass in a subterranean formation

 #171
20110005756
2011-01-13

Use of zeta potential modifiers to decrease the residual oil saturation

 #172
20110005753
2011-01-13

Methods of fluid-controlled geometry stimulation

 #173
20100263867
2010-10-21

UTILIZING ELECTROMAGNETIC RADIATION TO ACTIVATE FILTERCAKE BREAKERS DOWNHOLE

 #174
20100263866
2010-10-21

Multifunctional particles for downhole formation treatments

 #175
20100234248
2010-09-16

Saponified fatty acids as breakers for viscoelastic surfactant-gelled fluids

 #176
20100230169
2010-09-16

COMPOSITIONS AND METHODS FOR INHIBITING LOST CIRCULATION DURING WELL OPERATIONS

 #177
20100212905
2010-08-26

Method and system using zeta potential altering compositions as aggregating reagents for sand control

 #178
20100186956
2010-07-29

Methods for servicing well bores with hardenable resin compositions

 #179
20100181110
2010-07-22

Green directional drilling fluid composition

 #180
20100163233
2010-07-01

System, method and treatment fluid for controlling fines migration

 #181
20100152070
2010-06-17

DRILLING LOST CIRCULATION MATERIAL

 #182
20100152068
2010-06-17

Wellbore treatment fluid

 #183
20100116170
2010-05-13

Cement compositions comprising crystalline organic materials and methods of using same

 #184
20100071957
2010-03-25

Drilling fluids for oil and gas reservoirs with high carbonate contents

 #185
20100044039
2010-02-25

Geothermal well diversion agent formed from in situ decomposition of carbonyls at high temperature

 #186
20090324344
2009-12-31

Biosealing

 #187
20090312203
2009-12-17

Viscosity enhancers for viscoelastic surfactant stimulation fluids

 #188
20090305915
2009-12-10

SUSPENSION OF CONCENTRATED PARTICULATE ADDITIVES CONTAINING OIL FOR FRACTURING AND OTHER FLUIDS

 #189
20090275488
2009-11-05

Methods for increase gas production and load recovery

 #190
20090272534
2009-11-05

Methods of using viscoelastic surfactant gelled fluids to pre-saturate underground formations

 #191
20090258801
2009-10-15

Fluid-loss control pills comprising breakers that comprise orthoesters and/or poly(orthoesters) and methods of use

 #192
20090205830
2009-08-20

Methods and compositions for stabilizing formation fines and sand

 #193
20090181866
2009-07-16

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

 #194
20090159287
2009-06-25

In-situ formation of solids for well completions and zonal isolation

 #195
20090151943
2009-06-18

Aqueous-based emulsified consolidating agents suitable for use in drill-in applications

 #196
20090145602
2009-06-11

Cement compositions comprising crystalline organic materials and methods of using same

 #197
20090143256
2009-06-04

Utilization of surfactant as conformance materials

 #198
20090137431
2009-05-28

Oilwell sealant compositions comprising alkali swellable latex

 #199
20090137429
2009-05-28

Temperature-Extended Enzyme Systems

 #200
20090120639
2009-05-14

Methods for controlling migration of particulates in a subterranean formation

 #201
20090107677
2009-04-30

Sealant Composition

 #202
20090078419
2009-03-26

Methods and compositions relating to minimizing particulate migration over long intervals

 #203
20090078418
2009-03-26

Methods and compositions relating to minimizing particulate migration over long intervals

 #204
20090054269
2009-02-26

Methods and compositions utilizing lost-circulation materials comprising composite particulates

 #205
20080296024
2008-12-04

Procedures and compositions for reservoir protection

 #206
20080271888
2008-11-06

Methods of Using Viscoelastic Surfactant Gelled Fluids to Pre-Saturate Underground Formations

 #207
20080257553
2008-10-23

Aggregating reagents, modified particulate metal-oxides and proppants

 #208
20080248978
2008-10-09

Compositions and methods for water and gas shut-off in subterranean wells with VES fluids

 #209
20080220995
2008-09-11

Suspension of concentrated particulate additives containing oil for fracturing and other fluids

 #210
20080190614
2008-08-14

Silicate-based wellbore fluid and methods for stabilizing unconsolidated formations

 #211
20080161212
2008-07-03

Dual-function additives for enhancing fluid loss control and stabilizing viscoelastic surfactant fluids

 #212
20080161209
2008-07-03

Fluid Loss Control in Viscoelastic Surfactant Fracturing Fluids Using Water Soluble Polymers

 #213
20080149334
2008-06-26

Particles in oil for viscoelastic surfactant gelled fluids

 #214
20080139419
2008-06-12

Viscosity enhancers for viscoelastic surfactant stimulation fluids

 #215
20080139415
2008-06-12

Acid-generating fluid loss control additives and associated methods

 #216
20080108526
2008-05-08

Saponified fatty acids as viscosity modifiers for viscoelastic surfactant-gelled fluids

 #217
20080078546
2008-04-03

Surfactant-based fluid loss control agents for surfactant gels and associated fluids and methods

 #218
20080035343
2008-02-14

Tight formation water shut off method with silica gel

 #219
20080032901
2008-02-07

Subsurface reactive sealant product

 #220
20080023201
2008-01-31

Concentrated suspension of particulate additives for fracturing and other fluids

 #221
20070298978
2007-12-27

Compositions and methods for controlling fluid loss

 #222
20070287639
2007-12-13

Sealant compositions comprising colloidally stabilized latex and methods of using the same

 #223
20070261848
2007-11-15

Weighted zero solids loss circulation, fluid loss and insulating annular space fluid systems

 #224
20070254814
2007-11-01

Well treatment

 #225
20070213233
2007-09-13

Diverting compositions, fluid loss control pills, and breakers thereof

 #226
20070131425
2007-06-14

Aggregating reagents, modified particulate metal-oxides, and methods for making and using same

 #227
20070095534
2007-05-03

Well bore treatment fluid

 #228
20070049501
2007-03-01

Fluid-loss control pills comprising breakers that comprise orthoesters and/or poly(orthoesters) and methods of use

 #229
20070034410
2007-02-15

Methods for reducing circulation loss during drilling operations

 #230
20060254771
2006-11-16

Non-Damaging Fluid-Loss Pill and Method of Using the Same

 #231
20060243442
2006-11-02

Methods and compositions for enhancing hydrocarbon production

 #232
20060234871
2006-10-19

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

 #233
20060229212
2006-10-12

Self-destructing filter cake

 #234
20060211775
2006-09-21

Saponified fatty acids as breakers for viscoelastic surfactant-gelled fluids

 #235
20060178275
2006-08-10

Method and composition for preventing or treating lost circulation

 #236
20060169454
2006-08-03

Methods of isolating zones in subterranean formations using self-degrading cement compositions

 #237
20060166833
2006-07-27

Additive for drilling fluids

 #238
20060157248
2006-07-20

Well treatment with dissolvable polymer

 #239
20060157238
2006-07-20

Inhibiting breakthrough of driving fluid via a permeable geological layer into an oil production well

 #240
20060148657
2006-07-06

Zeolite compositions having enhanced compressive strength

 #241
20060137878
2006-06-29

Drilling fluid additive and method

 #242
20060137876
2006-06-29

Zeolite compositions having enhanced compressive strength

 #243
20060122071
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