ClassID:

135510

E21B33/13 - page 4 - CPC Classification

Classification description:

Sealing or packing boreholes or wells in the borehole Methods or devices for cementing, for plugging holes, crevices, or the like

Recent Application in this class:
#901
20150144340
2015-05-28

Removal of casing slats by cutting casing collars

#902
20150136395
2015-05-21

Telemetry operated cementing plug release system

#903
20150136394
2015-05-21

Running tool

#904
20150136393
2015-05-21

Telemetry operated setting tool

#905
20150129217
2015-05-14

Wellbore cement compositions and wellbore cementing methods

#906
20150129216
2015-05-14

COMPOSITION AND METHOD FOR TREATING SUBTERRANEAN FORMATIONS USING INORGANIC FIBERS IN INJECTED FLUIDS

#907
20150129214
2015-05-14

Sealing by ball sealers

#908
20150129210
2015-05-14

Oilfield surface equipment cooling system

#909
20150129205
2015-05-14

Downhole tools, system and methods of using

#910
20150122495
2015-05-07

Single trip cement thru open hole whipstick

#911
20150122486
2015-05-07

Microbial-enhanced well cementing and remediation

#912
20150114670
2015-04-30

Abandonment cap and method of sealing production wells

#913
20150107838
2015-04-23

Consolidating Spacer Fluids and Methods of Use

#914
20150101812
2015-04-16

Milling system for abandoning a wellbore

#915
20150101801
2015-04-16

System and method for sealing a wellbore

#916
20150096743
2015-04-09

Protective coating for a substrate

#917
20150090453
2015-04-02

Systems and methods for secondary sealing of a perforation within a wellbore casing

#918
20150090451
2015-04-02

Compositions and methods for cementing wells

#919
20150083499
2015-03-26

Methods for constructing underground borehole configurations and related solution mining methods

#920
20150083423
2015-03-26

Method for improving isolation of flow to completed perforated intervals

#921
20150083422
2015-03-26

WELLBORE ENCASEMENT

#922
20150075792
2015-03-19

Method of cementing a well using delayed hydratable polymeric viscosifying agents

#923
20150060070
2015-03-05

Methods of cementing and lassenite-containing cement compositions

#924
20150060063
2015-03-05

Well treatment

#925
20150051311
2015-02-19

Resin sealant for zonal isolation and methods for making and using same

#926
20150047843
2015-02-19

Method of inerting pipelines, buried tanks or wellbores using an SAP

#927
20150041116
2015-02-12

Coupling for a cement head

#928
20150034339
2015-02-05

Self-setting downhole tool

#929
20150034311
2015-02-05

Apparatus and method of concentric cement bonding operations before and after cementation

#930
20150027705
2015-01-29

Method for Zone Isolation in a Subterranean Well

#931
20150021028
2015-01-22

Sealing fluid for setting a packer

#932
20150021027
2015-01-22

Wellbore fluid

#933
20150021025
2015-01-22

Method for combined cleaning and plugging in a well and flushing tool for flushing in a well

#934
20150008003
2015-01-08

SELECTIVE PLUGGING ELEMENT AND METHOD OF SELECTIVELY PLUGGING A CHANNEL THEREWITH

#935
20150007992
2015-01-08

USE OF TERPOLYMERS AS FLUID LOSS ADDITIVES IN WELL CEMENTING

#936
20140374098
2014-12-25

Set-delayed cement compositions comprising pumice and associated methods

#937
20140373756
2014-12-25

Set-delayed cement compositions comprising pumice and associated methods

#938
20140367123
2014-12-18

Downhole tubular system and assembly for sealing an opening

#939
20140367104
2014-12-18

Compositions and Methods for Completing Subterranean Wells

#940
20140367103
2014-12-18

Compositions and methods for completing subterranean wells

#941
20140367102
2014-12-18

Method for establishment of an annulus barrier in a subterranean well

#942
20140367092
2014-12-18

Methods and apparatus for evaluating downhole conditions through fluid sensing

#943
20140360721
2014-12-11

CEMENT COMPOSITION WITH FLY ASH

#944
20140354443
2014-12-04

Methods and systems for detecting RFID tags in a borehole environment

#945
20140352948
2014-12-04

Apparatuses and methods for testing wellbore fluids

#946
20140352944
2014-12-04

Packoff for liner deployment assembly

#947
20140345865
2014-11-27

Wellsite Surface Equipment Systems

#948
20140345856
2014-11-27

Method for establishing a relief well

#949
20140338925
2014-11-20

WIPER PLUG HAVING DISINTEGRABLE FLOW PASSAGE OBSTRUCTING PORTION AND METHOD OF USING SAME

#950
20140338911
2014-11-20

Methods and compositions for use in oil and/or gas wells

#951
20140338909
2014-11-20

Cement compositions comprising particulate foamed elastomers and associated methods

#952
20140338908
2014-11-20

Cementing whipstock apparatus and methods

#953
20140332239
2014-11-13

Expandable packing element and cartridge

#954
20140332203
2014-11-13

Closing of underwater oil spills with the help of magnetic powders

#955
20140318786
2014-10-30

COMPOSITIONS AND METHODS FOR SERVICING SUBTERRANEAN WELLS

#956
20140318785
2014-10-30

Wellbore Servicing Compositions and Methods of Making and Using Same

#957
20140318782
2014-10-30

Positive displacement dump bailer and method of operation

#958
20140318776
2014-10-30

Compositions and methods for well completions

#959
20140318771
2014-10-30

Formation pressure sensing system

#960
20140318764
2014-10-30

Pumice-containing remedial compositions and systems for use

#961
20140313855
2014-10-23

Acoustic generator and associated methods and well systems

#962
20140311742
2014-10-23

Compositions and methods for servicing subterranean wells

#963
20140311741
2014-10-23

Cable compatible rig-less operable annuli engagable system for using and abandoning a subterranean well

#964
20140305662
2014-10-16

Telemetry operated tools for cementing a liner string

#965
20140299332
2014-10-09

Packer assembly having barrel slips that divert axial loading to the wellbore

#966
20140299320
2014-10-09

Wave-inducing device, casing system and method for cementing a casing in a borehole

#967
20140299319
2014-10-09

Apparatus and methods for activating a plurality of downhole devices

#968
20140269144
2014-09-18

Direct slurry weight sensor for well operation mixing process

#969
20140262269
2014-09-18

METHOD TO REPAIR LEAKS IN A CEMENTED ANNULUS

#970
20140262267
2014-09-18

WELL SEALING TECHNOLOGY

#971
20140262266
2014-09-18

Cementing tool

#972
20140251640
2014-09-11

Extended length packer with timed setting

#973
20140251614
2014-09-11

Alkyl polyglycoside derivative as biodegradable foaming surfactant for cement

#974
20140238700
2014-08-28

Resettable packer assembly and methods of using the same

#975
20140238697
2014-08-28

Downhole tool with remotely actuated drag blocks and methods

#976
20140238694
2014-08-28

Support device for use in a wellbore and a method for deploying a barrier in a wellbore

#977
20140238677
2014-08-28

Chitin nanocrystal containing wellbore fluids

#978
20140238676
2014-08-28

CEMENT SLURRY COMPOSITIONS AND METHODS

#979
20140238675
2014-08-28

Downhole injection tool

#980
20140238275
2014-08-28

Cement composition containing an additive of a pozzolan and a strength retrogression inhibitor

#981
20140231085
2014-08-21

Laser systems and methods for the removal of structures

#982
20140224501
2014-08-14

Method for stopping or at least reducing the uncontrolled release of hydrocarbons, blowout, from a hydrocarbon extraction well

#983
20140224488
2014-08-14

System and method for temporarily sealing a bore hole

#984
20140224487
2014-08-14

Apparatus and methods of running casing in a dual gradient system

#985
20140216746
2014-08-07

Plugging and abandoning a well using a set-delayed cement composition comprising pumice

#986
20140209307
2014-07-31

Wellbore Fluids Comprising Mineral Particles and Methods Relating Thereto

#987
20140209298
2014-07-31

High efficiency radiation-induced triggering for set-on-command compositions and methods of use

#988
20140202690
2014-07-24

Method and apparatus for characterizing fluid channeling through a cement formation interface of a subterranian wellbore

#989
20140199125
2014-07-17

Method for evacuating transfer air from a mixture of pressurized air and binding agent

#990
20140196901
2014-07-17

Cement composition containing an additive of a pozzolan and a strength retrogression inhibitor

#991
20140190696
2014-07-10

Lost circulation treatment fluids comprising pumice and associated methods

#992
20140190682
2014-07-10

Downhole tool apparatus with slip plate and wedge

#993
20140182861
2014-07-03

Casing or liner barrier with remote interventionless actuation feature

#994
20140182854
2014-07-03

FLUID LOSS CONTROL PILL WITH INTERNAL BREAKER AND METHOD

#995
20140182848
2014-07-03

Algorithm for zonal fault detection in a well environment

#996
20140182845
2014-07-03

Timeline from slumber to collection of RFID tags in a well environment

#997
20140174741
2014-06-26

Settable compositions and methods of use

#998
20140174740
2014-06-26

METHOD OF INTERSECTING A FIRST WELL BORE BY A SECOND WELL BORE

#999
20140174739
2014-06-26

Using colloidal silica as isolator, diverter and blocking agent for subsurface geological applications

#1000
20140174732
2014-06-26

Methods and apparatus for evaluating downhole conditions through RFID sensing

#1001
20140174724
2014-06-26

Hollow hydrogel capsules and methods of using the same

#1002
20140174721
2014-06-26

Probe packer including rigid intermediate containment ring

#1003
20140166318
2014-06-19

Apparatus and methods for retrieving a well packer

#1004
20140166316
2014-06-19

Fabrication and use of well-based obstruction forming object

#1005
20140166277
2014-06-19

Electronically set and retrievable isolation devices for wellbores and methods thereof

#1006
20140166271
2014-06-19

Hydraulic system and method of monitoring

#1007
20140166268
2014-06-19

Discharge pressure monitoring system

#1008
20140166267
2014-06-19

Suction pressure monitoring system

#1009
20140158363
2014-06-12

Wellbore servicing fluids and methods of making and using same

#1010
20140158354
2014-06-12

Viscous settable fluid for lost circulation in subterranean formations

#1011
20140158348
2014-06-12

Multi-position weight down locating tool

#1012
20140151064
2014-06-05

Hybrid-tieback seal assembly using method and system for interventionless hydraulic setting of equipment when performing subterranean operations

#1013
20140151054
2014-06-05

Flow control system

#1014
20140151045
2014-06-05

Increasing formation strength through the use of temperature and temperature coupled particulate to increase near borehole hoop stress and fracture gradients

#1015
20140144635
2014-05-29

Methods of Enhancing Fracture Conductivity of Subterranean Formations Propped with Cement Pillars

#1016
20140138094
2014-05-22

System and method for cooling a rotating control device

#1017
20140138089
2014-05-22

System and method for producing high pressure foam slurry

#1018
20140138088
2014-05-22

Shape memory cup seal and method of use

#1019
20140138086
2014-05-22

Apparatus and methods for releasing drilling rig and blowout preventer (BOP) prior to cement bonding

#1020
20140138078
2014-05-22

Tool and Method to Plug and Abandon Well

#1021
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

#1022
20140116701
2014-05-01

Wellbore servicing materials and methods of making and using same

#1023
20140116694
2014-05-01

GRAVEL PACKING SYSTEM AND METHOD

#1024
20140116691
2014-05-01

Chemical treatment method and additive used to treat fines migration and flow through porous media

#1025
20140116678
2014-05-01

Inwardly swelling seal

#1026
20140116150
2014-05-01

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

#1027
20140111349
2014-04-24

Methods and apparatus for evaluating downhole conditions with RFID MEMS sensors

#1028
20140105689
2014-04-17

Grout plug assembly to facilitate grouting during pipe piling placement

#1029
20140102726
2014-04-17

Controlled Swell-Rate Swellable Packer and Method

#1030
20140102722
2014-04-17

Downhole system and method for facilitating remedial work

#1031
20140102704
2014-04-17

Cement compositions containing metphosphate and methods of use

#1032
20140096963
2014-04-10

Flow restrictor for use in a service tool

#1033
20140096954
2014-04-10

METHOD OF DEVELOPING SUBSURFACE BARRIERS

#1034
20140090896
2014-04-03

Method for improving high temperature rheology in drilling fluids

#1035
20140090857
2014-04-03

Flow control devices on expandable tubing run through production tubing and into open hole

#1036
20140090846
2014-04-03

High power laser decomissioning of multistring and damaged wells

#1037
20140090845
2014-04-03

Defoaming compositions

#1038
20140090840
2014-04-03

GRAVEL PACK CARRIER FLUIDS

#1039
20140083701
2014-03-27

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

#1040
20140083700
2014-03-27

Compositions and Methods for Plug Cementing

#1041
20140083699
2014-03-27

Placing a fluid comprising kiln dust in a wellbore through a bottom hole assembly

#1042
20140083698
2014-03-27

Cement compositions for cementing in confined locales and methods for use thereof

#1043
20140083697
2014-03-27

Wellbore cementing tool

#1044
20140083677
2014-03-27

SETTING AND RETRIEVAL DEVICE

#1045
20140076563
2014-03-20

Methods for Plug Cementing

#1046
20140076551
2014-03-20

Systems, methods, and apparatuses for in situ monitoring of cement fluid compositions and setting processes thereof

#1047
20140076538
2014-03-20

Inner string cementing tool

#1048
20140060834
2014-03-06

Controlled Electrolytic Metallic Materials for Wellbore Sealing and Strengthening

#1049
20140060389
2014-03-06

Compositions comprising kiln dust and wollastonite and methods of use in subterranean formations

#1050
20140048267
2014-02-20

Two-part set-delayed cement compositions

#1051
20140048266
2014-02-20

Methods for determining reactive index for cement kiln dust, associated compositions and methods of use

#1052
20140048265
2014-02-20

COHESIVE SETTABLE CEMENT SYSTEM

#1053
20140048264
2014-02-20

Geopolymer cement compositions and methods of use

#1054
20140048260
2014-02-20

Hydration acceleration surfactants in conjunction with high molecular weight polymers, and methods and compositions relating thereto

#1055
20140034336
2014-02-06

Methods and systems for treating a wellbore

#1056
20140034317
2014-02-06

Extended duration section mill and methods of use

#1057
20140027116
2014-01-30

POLYMER NANOCOMPOSITE, PROCESS FOR MAKING AND USE OF SAME

#1058
20140020895
2014-01-23

Foaming of set-delayed cement compositions comprising pumice and hydrated lime

#1059
20140014339
2014-01-16

Disintegrable deformation tool

#1060
20140008083
2014-01-09

Remote Operation of Setting Tools for Liner Hangers

#1061
20140000892
2014-01-02

Use of an Additive Compostion for Cementing Bore Wells

#1062
20130324443
2013-12-05

Salt-tolerant, thermally-stable rheology modifiers

#1063
20130319671
2013-12-05

Method and Device for Plugging of a Subsea Well

#1064
20130319665
2013-12-05

Magnetic leak management apparatus and methods

#1065
20130319658
2013-12-05

Wellbore isolation while placing valves on production

#1066
20130312980
2013-11-28

Injecting a hydrate slurry into a reservoir

#1067
20130312968
2013-11-28

Subterranean treatment fluid composition and method of treatment

#1068
20130312963
2013-11-28

Method for combined cleaning and plugging in a well, a washing tool for directional washing in a well, and uses thereof

#1069
20130312641
2013-11-28

Compositions comprising kiln dust and wollastonite and methods of use in subterranean formations

#1070
20130299192
2013-11-14

Disintegrable tubular anchoring system and method of using the same

#1071
20130299171
2013-11-14

Oil and gas well cement systems using elemental sulfur

#1072
20130299170
2013-11-14

Calcium aluminate cement composition containing a set retarder of an organic acid and a polymeric mixture

#1073
20130292120
2013-11-07

Biodegradable activators to gel silica sol for blocking permeability

#1074
20130277051
2013-10-24

One trip treatment system with zonal isolation

#1075
20130269948
2013-10-17

Annulus cementing tool for subsea abandonment operation

#1076
20130269942
2013-10-17

METHOD AND SYSTEM FOR SEALING A VOID IN AN UNDERGROUND WELLBORE

#1077
20130269940
2013-10-17

Retarded cement compositions and methods for well completions

#1078
20130269939
2013-10-17

Method And Apparatus For Closure Of An Earth Borehole

#1079
20130264068
2013-10-10

Reverse cementing valve

#1080
20130261032
2013-10-03

ADDITIVE FOR SUBTERRANEAN TREATMENT

#1081
20130255948
2013-10-03

Compositions and methods for well completions

#1082
20130255947
2013-10-03

Intermediate completion assembly for isolating lower completion

#1083
20130255946
2013-10-03

Method for single trip fluid isolation

#1084
20130248183
2013-09-26

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

#1085
20130248182
2013-09-26

MODULAR MANIFOLD OF A WELLSITE FLUID SYSTEM AND METHOD OF USING SAME

#1086
20130248180
2013-09-26

Retrievable cementing bushing system

#1087
20130248178
2013-09-26

Wellbore apparatus and methods for zonal isolations and flow control

#1088
20130240207
2013-09-19

Cement retainer and squeeze technique

#1089
20130233552
2013-09-12

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

#1090
20130233551
2013-09-12

Methods for servicing subterranean wells

#1091
20130233550
2013-09-12

Set-delayed cement compositions comprising pumice and associated methods

#1092
20130220644
2013-08-29

Enhanced expandable tubing run through production tubing and into open hole

#1093
20130220643
2013-08-29

Expandable tubing run through production tubing and into open hole

#1094
20130220642
2013-08-29

Expandable tubing run through production tubing and into open hole

#1095
20130220641
2013-08-29

Expandable conical tubing run through production tubing and into open hole

#1096
20130220640
2013-08-29

Flow control devices on expandable tubing run through production tubing and into open hole

#1097
20130213654
2013-08-22

Cementing whipstock apparatus and methods

#1098
20130213647
2013-08-22

Surface wellbore operating equipment utilizing MEMS sensors

#1099
20130213646
2013-08-22

APPARATUS AND METHODS FOR WELLBORE COMPLETION

#1100
20130213642
2013-08-22

Consolidating spacer fluids and methods of use

#1101
20130213638
2013-08-22

Methods of using nano-particles in wellbore operations

#1102
20130186618
2013-07-25

Method and device for zonal isolation and management of recovery of horizontal well drained reserves

#1103
20130180735
2013-07-18

Completions fluid loss control system

#1104
20130180716
2013-07-18

Settable spacer fluids comprising pumicite and methods of using such fluids in subterranean formations

#1105
20130175035
2013-07-11

Packer apparatus

#1106
20130175034
2013-07-11

DRILL HOLE PLUGS

#1107
20130153222
2013-06-20

Use of composite of lightweight hollow core having adhered or embedded cement in cementing a well

#1108
20130153220
2013-06-20

Expandable seat assembly for isolating fracture zones in a well

#1109
20130153214
2013-06-20

Compositions containing kiln dust and/or biowaste ash and methods of use

#1110
20130152824
2013-06-20

Electrolytic composite materials

#1111
20130146286
2013-06-13

Self-repairing cements

#1112
20130133888
2013-05-30

AQUEOUS GELS FOR WELL BORE STRENGTHENING

#1113
20130126191
2013-05-23

Inflatable packer assembly

#1114
20130126151
2013-05-23

Apparatus for isolating and completing multi-zone frac packs

#1115
20130118756
2013-05-16

Method and device for emergency killing of an underwater oil/gas well

#1116
20130118752
2013-05-16

Managed pressure cementing

#1117
20130118749
2013-05-16

Rotating control system and method for providing a differential pressure

#1118
20130118744
2013-05-16

Self-Degrading High Temperature Stable Gel for Downhole Applications

#1119
20130118743
2013-05-16

Nonionic hydrophobically substituted cellulose ethers

#1120
20130118742
2013-05-16

Engineered fibers for well treatments

#1121
20130112405
2013-05-09

Consolidating spacer fluids and methods of use

#1122
20130112396
2013-05-09

Seal for a Wellbore

#1123
20130105162
2013-05-02

Compositions and methods for improving the toughness of set cements

#1124
20130105160
2013-05-02

Compositions and Methods for Well Treatment

#1125
20130105158
2013-05-02

Method and device for sealing a well by means of a core plug, plug for implementing the method, and extractor tool designed to remove it

#1126
20130105141
2013-05-02

Stuffing box for a fluid production well, and associated surface assembly

#1127
20130098613
2013-04-25

GEOTHERMAL WELL DIVERSION AGENT FORMED FROM IN SITU DECOMPOSITION OF CARBONYLS AT HIGH TEMPERATURE

#1128
20130092401
2013-04-18

Method and Flexible Bodies for Subterrain Sealing

#1129
20130092397
2013-04-18

Scalloped landing ring

#1130
20130092377
2013-04-18

Use of a chopper mechanism to add fibers to a well

#1131
20130087335
2013-04-11

Method and apparatus for use in well abandonment

#1132
20130087334
2013-04-11

DOWNHOLE DEVICE ACTUATOR AND METHOD

#1133
20130087333
2013-04-11

Apparatus and method for cementing a borehole

#1134
20130075095
2013-03-28

Method and apparatus for treatment of a perforated casing

#1135
20130068459
2013-03-21

Gravel pack carrier fluids

#1136
20130062068
2013-03-14

Use of sensors coated with elastomer for subterranean operations

#1137
20130062061
2013-03-14

METHODS AND SYSTEMS FOR ZONAL ISOLATION IN WELLS

#1138
20130056207
2013-03-07

Downhole sealing system using cement activated material and method of downhole sealing

#1139
20130048286
2013-02-28

Methods for determining reactive index for cement kiln dust, associated compositions, and methods of use

#1140
20130048285
2013-02-28

Compositions and methods for cleaning subterranean boreholes

#1141
20130037259
2013-02-14

Acoustic generator and associated methods and well systems

#1142
20130035265
2013-02-07

Methods for treating fibers

#1143
20130017980
2013-01-17

Compositions and Methods for Mitigation of Annular Pressure Buildup in Subterranean Wells

#1144
20130008352
2013-01-10

Methods and compositions comprising cement kiln dust having an altered particle size

#1145
20130000904
2013-01-03

Cement retarder and method of using the same

#1146
20130000903
2013-01-03

Reconfigurable cement composition, articles made therefrom and method of use

#1147
20120312543
2012-12-13

Deepwater blow out throttling apparatus and method

#1148
20120305249
2012-12-06

Method and system for abandoning a borehole

#1149
20120298358
2012-11-29

Method for quantifying cement blend components

#1150
20120273217
2012-11-01

CASING ANNULUS TESTER FOR DIAGNOSTICS AND TESTING OF A WELLBORE

#1151
20120273200
2012-11-01

METHODS FOR TREATING A WELLBORE

#1152
20120267106
2012-10-25

Pumpable geopolymers comprising a setting accelerator

#1153
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

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2012-10-04

Method of isolating and completing multiple zones within a wellbore

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2012-10-04

Anti-channeling pack-off particles used in a production section of an oil-gas well, and completion method and production method using such particles

#1156
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2012-09-20

Mechanism for plugging subsea leaks

#1157
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2012-09-13

Methods and compositions comprising cement kiln dust having an altered particle size

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2012-09-06

WELL PLUG AND ABANDONMENT CHOKE INSERT

#1159
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2012-08-16

Wellbore servicing compositions and methods of making and using same

#1160
20120205102
2012-08-16

Well treatment

#1161
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2012-08-09

Thermoset nanocomposite particles, processing for their production, and their use in oil and natural gas drilling applications

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2012-08-09

Cement compositions comprising particulate foamed elastomers and associated methods

#1163
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2012-08-09

Thermoset nanocomposite particles, processing for their production, and their use in oil and natural gas drilling applications

#1164
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2012-07-05

PLUG-INDUCING MATTER AND METHOD OF PLUGGING A WELLBORE

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2012-06-21

Compositions and Methods for Well Completions

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20120145393
2012-06-14

Methods and compositions comprising cement kiln dust having an altered particle size

#1167
20120103611
2012-05-03

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

#1168
20120103610
2012-05-03

Segregating flowable materials in a well

#1169
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2012-03-22

Swellable packer with enhanced sealing capability

#1170
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2012-03-08

Detecting and correcting unintended fluid flow between subterranean zones

#1171
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2012-02-09

System and method for producing high pressure foam slurry

#1172
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2012-02-02

Methods for constructing underground borehole configurations and related solution mining methods

#1173
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2012-01-05

Methods and apparatus for improved cement plug placement

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2012-01-05

Methods and apparatus for improved cement plug placement

#1175
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2012-01-05

APPARATUS AND METHODS FOR IMPROVED CEMENT PLUG PLACEMENT

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2011-12-29

METHOD FOR FORMING AN ISOLATING PLUG

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2011-12-08

Electromagnetic oil pipe plugger

#1178
20110284248
2011-11-24

Foam resin sealant for zonal isolation and methods for making and using same

#1179
20110284247
2011-11-24

Resin sealant for zonal isolation and methods for making and using same

#1180
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2011-11-17

MATERIALS AND METHODS FOR TEMPORARILY OBSTRUCTING PORTIONS OF DRILLED WELLS

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2011-11-17

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

#1182
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2011-11-03

Systems and methods for hydraulic barrier formation to improve sweep efficiency in subterranean oil reservoirs

#1183
20110253454
2011-10-20

Mechanically modified filter cake

#1184
20110214861
2011-09-08

System and method for fluid diversion and fluid isolation

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2011-08-25

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

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20110203794
2011-08-25

Apparatus and method for cementing liner

#1187
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2011-08-18

Use of micro-electro-mechanical systems (MEMS) in well treatments

#1188
20110192598
2011-08-11

Use of micro-electro-mechanical systems (MEMS) in well treatments

#1189
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2011-08-11

Use of micro-electro-mechanical systems (MEMS) in well treatments

#1190
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2011-08-11

Use of micro-electro-mechanical systems (MEMS) in well treatments

#1191
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2011-08-11

Use of micro-electro-mechanical systems (MEMS) in well treatments

#1192
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2011-08-11

Use of micro-electro-mechanical systems (MEMS) in well treatments

#1193
20110162851
2011-07-07

Tool for shutting off openings or leaks in a well bore

#1194
20110155373
2011-06-30

System for reducing foam in mixing operations

#1195
20110132606
2011-06-09

Apparatus and Method for Selectively Placing Additives in Wellbore Cement

#1196
20110132599
2011-06-09

Apparatus for isolating and completing multi-zone frac packs

#1197
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2011-06-02

SEALING ARRANGEMENT AND SEALING METHOD

#1198
20110127035
2011-06-02

METHOD OF ABANDONING A PETROLEUM WELL

#1199
20110120716
2011-05-26

Methods for mitigation of annular pressure buildup in subterranean wells

#1200
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2011-05-05

Thermoset nanocomposite particles, processing for their production, and their use in oil and natural gas drilling applications