ClassID:

135513

E21B33/138 - page 3 - 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 Plastering the borehole wall; Injecting into the formation

Recent Application in this class:
#601
20170197884
2017-07-13

High strength, operationally robust lost circulation preventative pseudo-crosslinked material

#602
20170191354
2017-07-06

Self-sealing perforating apparatus

#603
20170191345
2017-07-06

Method of sealing a fracture in a wellbore and sealing system

#604
20170190622
2017-07-06

Drilling method using high density, high strength, acid soluble pseudo-crosslinked, lost circulation preventative material

#605
20170183936
2017-06-29

Method for preventing influx of fluid during fracturing of an offset well

#606
20170174976
2017-06-22

COMPOSITIONS AND METHODS FOR TREATING A SUBTERRANEAN FORMATION

#607
20170174975
2017-06-22

EMULSIFIERS FOR WELLBORE STRENGTHENING

#608
20170174974
2017-06-22

Encapsulated polymers and selective activation thereof

#609
20170167222
2017-06-15

METHOD AND COMPOSITION FOR CONTROLLING FRACTURE GEOMETRY

#610
20170166796
2017-06-15

Solubilized polymer concentrates, methods of preparation thereof, and well drilling and servicing fluids containing the same

#611
20170166795
2017-06-15

Lost-circulation materials of two different types of fibers

#612
20170159407
2017-06-08

Selective stimulation ports including sealing device retainers and methods of utilizing the same

#613
20170152428
2017-06-01

Compositons and methods for curing lost circulation

#614
20170145287
2017-05-25

Fluid Loss Additives and Methods of Making and Using Same

#615
20170145283
2017-05-25

Expandable coating for solid particles and associated methods of use in subterranean treatments

#616
20170138162
2017-05-18

Method of reducing impact of differential breakdown stress in a treated interval

#617
20170137694
2017-05-18

Cementitious compositions comprising a non-aqueous fluid and an alkali-activated material

#618
20170137693
2017-05-18

Electrically activated adhesive for strengthening of a subterranean wellbore

#619
20170137690
2017-05-18

Wellbore strengthening additive and uses thereof

#620
20170130116
2017-05-11

Self-pressurizing soluble alkali silicate for use in sealing subterranean spaces

#621
20170121586
2017-05-04

Polymer-based drilling fluids containing non-biodegradable materials and methods for use thereof

#622
20170114267
2017-04-27

Fluid loss control package for use in subterranean formation operations

#623
20170107788
2017-04-20

Mixing and injecting fiber-based stimulation fluids

#624
20170107787
2017-04-20

MICROWAVE INDUCED CURING OF NANOMATERIALS FOR GEOLOGICAL FORMATION REINFORCEMENT

#625
20170107422
2017-04-20

OIL RECOVERY METHOD OF RESTRAINING GAS CHANNELING DURING CO2 FLOODING PROCESS IN LOW-PERMEABILITY FRACTURED RESERVOIRS THROUGH TWO-STAGE GAS CHANNELING BLOCKING TECHNOLOGY

#626
20170096874
2017-04-06

METHODS OF DESIGNING CEMENTING OPERATIONS AND PREDICTING STRESS, DEFORMATION, AND FAILURE OF A WELL CEMENT SHEATH

#627
20170096592
2017-04-06

ACID SOLUBLE FLAKES AS LOST CIRCULATION MATERIAL

#628
20170089178
2017-03-30

Hydraulic geofracture energy storage system with desalination

#629
20170089176
2017-03-30

Grout delivery

#630
20170089165
2017-03-30

Backpressure ball

#631
20170088431
2017-03-30

Calcium-silicate-based porous particles, composition, method of making and use thereof

#632
20170081943
2017-03-23

Methods for placing a barrier material in a wellbore to permanently leave tubing in casing for permanent wellbore abandonment

#633
20170058650
2017-03-02

Flow control in subterranean wells

#634
20170058632
2017-03-02

RISERLESS WELL SYSTEMS AND METHODS

#635
20170057871
2017-03-02

CEMENT COMPOSITION FOR OIL AND GAS WELLS AND METHODS FOR USING THE SAME

#636
20170051599
2017-02-23

Method of enhancing fracture complexity using far-field divert systems

#637
20170044863
2017-02-16

Method of sealing a fracture in a wellbore and sealing system

#638
20170037707
2017-02-09

Downhole tool

#639
20170037303
2017-02-09

COMPOSITIONS AND METHODS FOR DELAYED CROSSLINKING IN HYDRAULIC FRACTURING FLUIDS

#640
20170030187
2017-02-02

Well treatment design based on three-dimensional wellbore shape

#641
20170030173
2017-02-02

Method for injecting fluid into a formation to produce oil

#642
20170030169
2017-02-02

Plugging devices and deployment in subterranean wells

#643
20170030162
2017-02-02

Well casing/tubing disposal

#644
20170030156
2017-02-02

Method and apparatus for severing a drill string

#645
20170029690
2017-02-02

Encapsulated activator and its use to trigger a gelling system by physical means

#646
20170029688
2017-02-02

Smart filter cake for strengthening formations

#647
20170016305
2017-01-19

Well abandonment using vibration to assist cement placement

#648
20170016304
2017-01-19

Well barrier method and apparatus

#649
20170015899
2017-01-19

CONTROLLING SOLID SUSPENSION IN FLUIDS

#650
20170015890
2017-01-19

Smart filtrate for strengthening formations

#651
20170015889
2017-01-19

Degradable materials for oil and gas field operations and their synthesis method

#652
20170009554
2017-01-12

Using cement slurries in hydrajetting tools

#653
20170009124
2017-01-12

Stabilizing formation laminae in coal seam wellbores

#654
20170009122
2017-01-12

Cementing compositions and methods

#655
20170002623
2017-01-05

Well treatment

#656
20170002262
2017-01-05

Sulfonated relative permeability modifiers for reducing subterranean formation water permeability

#657
20170002257
2017-01-05

Passivated cement accelerator

#658
20170002255
2017-01-05

Methods and compositions for in-situ polymerization reaction to improve shale inhibition

#659
20170001911
2017-01-05

Tunable control of pozzolan-lime cement compositions

#660
20160369153
2016-12-22

Hydratable polymer slurry and method for water permeability control in subterranean formations

#661
20160362599
2016-12-15

Crosslinking resin for sand consolidation operations

#662
20160356119
2016-12-08

Cementing a wellbore using cementing material encapsulated in a shell

#663
20160356118
2016-12-08

Method to minimize brine contamination and/or gas migration during in situ trona solution mining

#664
20160356107
2016-12-08

High strength, operationally robust lost circulation preventative pseudo-crosslinked material

#665
20160355726
2016-12-08

Methods for improving the distribution of a sealant composition in a wellbore and treatment fluids providing the same

#666
20160350670
2016-12-01

Selection of diversion techniques based upon weighted well characteristics

#667
20160348467
2016-12-01

Plugging device deployment in subterranean wells

#668
20160348466
2016-12-01

Flow control in subterranean wells

#669
20160348465
2016-12-01

Flow control in subterranean wells

#670
20160347986
2016-12-01

Degradable Fluid Sealing Compositions Incorporating Non-Degradable Microparticulates And Methods For Use Thereof

#671
20160347985
2016-12-01

FLUIDS AND METHODS FOR TREATING HYDROCARBON-BEARING FORMATIONS

#672
20160347983
2016-12-01

Clay stabilization with control of migration of clays and fines

#673
20160341022
2016-11-24

METHOD OF TREATING A SUBTERRANEAN FORMATION WITH A MORTAR SLURRY DESIGNED TO FORM A PERMEABLE MORTAR

#674
20160326421
2016-11-10

FLUID COMPOSITIONS AND METHODS OF USING NANOMATERIAL HYBRIDS

#675
20160319628
2016-11-03

Flow control in subterranean wells

#676
20160312573
2016-10-27

System and method of treating a subterranean formation with a diverting composition

#677
20160312102
2016-10-27

Methods of enhancing fluid loss control using additives

#678
20160304398
2016-10-20

Sealant material for subterranean wells

#679
20160298436
2016-10-13

Gas diverter for well and reservoir stimulation

#680
20160298021
2016-10-13

Methods and compositions for using temporary, slow degrading, particulate agents in a subterranean formation

#681
20160298019
2016-10-13

Methods and compositions for using temporary, slow degrading, particulate agents in a subterranean formation

#682
20160298018
2016-10-13

METHODS FOR TREATING SUBTERRANEAN FORMATIONS

#683
20160298017
2016-10-13

TEMPORARY PLUGGING AGENT FOR WELL DRILLING

#684
20160290115
2016-10-06

RE-FRACTURING A FRACTURE STIMULATED SUBTERRANEAN FORMATION

#685
20160289549
2016-10-06

Fracturing fluids and methods of treating hydrocarbon formations

#686
20160289547
2016-10-06

Methods of using superabsorbent polymers for fracturing and sand control applications

#687
20160289541
2016-10-06

Use of superabsorbent polymers for pressure control and diversion applications

#688
20160289533
2016-10-06

Settable compositions comprising cement kiln dust and methods of use

#689
20160289530
2016-10-06

Drilling fluids with leakoff control and drill cuttings removal sweeps

#690
20160289528
2016-10-06

PROTEIN-BASED FIBROUS BRIDGING MATERIAL AND PROCESS AND SYSTEM FOR TREATING A WELLBORE

#691
20160280983
2016-09-29

FLUID DIVERSION SYSTEM FOR WELL TREATMENT OPERATIONS

#692
20160280982
2016-09-29

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

#693
20160280981
2016-09-29

COMPOSITIONS AND METHODS FOR WELL CEMENTING

#694
20160272872
2016-09-22

Consolidating composition for treatment of a subterranean formation

#695
20160265307
2016-09-15

Polymerizable ionic liquids for use in subterranean formation operations

#696
20160265306
2016-09-15

Cement isolation fluids for wellbores, methods of making, and methods of use

#697
20160264841
2016-09-15

Cement with resilient latex polymer

#698
20160264840
2016-09-15

CEMENT SLURRY COMPOSITIONS, METHODS OF MAKING AND METHODS OF USE

#699
20160257869
2016-09-08

Fiber suspending agent for lost-circulation materials

#700
20160251563
2016-09-01

Water blockage agents using hydrolyzed canola protein hydrogels

#701
20160245062
2016-08-25

METHODS, STRINGS AND TOOLS TO ENHANCE WELLBORE FRACTURING

#702
20160244658
2016-08-25

CROSSLINKING OF SWELLABLE POLYMER WITH PEI

#703
20160237778
2016-08-18

Permeable lost circulation drilling liner

#704
20160230500
2016-08-11

METHOD AND DEVICE FOR THE FORMATION OF BOREHOLE CASING BY APPLICATION OF MATERIAL LAYERS BY MEANS OF KINETIC SPUTTERING

#705
20160230074
2016-08-11

METHODS OF ZONAL ISOLATION AND TREATMENT DIVERSION

#706
20160230073
2016-08-11

Dual function internal breaker for crosslinked hydroxyethylcellulose

#707
20160230072
2016-08-11

Gellable treatment fluids with clay-based gel retarders and related methods

#708
20160214900
2016-07-28

Set-delayed cement compositions comprising pumice and associated methods

#709
20160208567
2016-07-21

Methods For Servicing Subterranean Wells

#710
20160201430
2016-07-14

Method for isolation of a permeable zone in a subterranean well

#711
20160201411
2016-07-14

Composition for borehole treatment

#712
20160194546
2016-07-07

METHODS OF FLUID LOSS CONTROL

#713
20160186041
2016-06-30

Conformance control in enhanced oil recovery

#714
20160177662
2016-06-23

Controlled alternating flow direction for enhanced conformance

#715
20160168965
2016-06-16

Compositions and methods for treating a subterranean formation

#716
20160168443
2016-06-16

NANOCELLULOSE MATERIALS FOR OILFIELD APPLICATIONS

#717
20160160610
2016-06-09

Removing cured resins from subterranean formations and completions

#718
20160160107
2016-06-09

Controlling flow in downhole operations

#719
20160160106
2016-06-09

Wellbore treatment fluids containing nano-carbohydrate based sheets and methods of using the same

#720
20160145989
2016-05-26

Well completion

#721
20160145969
2016-05-26

Apparatus and methods for closing flow paths in wellbores

#722
20160138364
2016-05-19

Wettability altering fluids during downhole operations

#723
20160137903
2016-05-19

Lost circulation material

#724
20160130933
2016-05-12

Computational model for tracking ball sealers in a wellbore

#725
20160122617
2016-05-05

Degradable balls for use in subterranean applications

#726
20160122616
2016-05-05

Compositions and methods for servicing subterranean wells

#727
20160115759
2016-04-28

Changeable well seal tool

#728
20160115752
2016-04-28

Remedial second-stage cementing packer

#729
20160115364
2016-04-28

Wellbore servicing compositions and methods of making and using same

#730
20160108698
2016-04-21

Apparatus for Zonal Communication Interruption

#731
20160108697
2016-04-21

Mixing and injecting fiber-based stimulation fluids

#732
20160069351
2016-03-10

Apparatus for transporting a quantity of lost circulation material and methods of making and using same

#733
20160069155
2016-03-10

High strength dissolvable compositions for use in subterranean wells

#734
20160068733
2016-03-10

Wellbore fluids comprising mineral particles and methods relating thereto

#735
20160053572
2016-02-25

APPLYING COATING DOWNHOLE

#736
20160053571
2016-02-25

METHOD FOR LINING BOREHOLES FOR DEEP BORES AND DEVICE FOR CARRYING OUT SAID METHOD

#737
20160046853
2016-02-18

Napthol-based epoxy resin additives for use in well cementing

#738
20160040520
2016-02-11

Methods for multi-zone fracture stimulation of a well

#739
20160032169
2016-02-04

POLYMERIC COMPOSITIONS FOR DOWNHOLE APPLICATIONS

#740
20160024874
2016-01-28

Dual barrier perforating system

#741
20160024863
2016-01-28

Preventing fluid loss

#742
20160010424
2016-01-14

Magnetorheological fluids and methods of using same

#743
20150376491
2015-12-31

LOST CIRCULATION COMPOSITION FOR FRACTURE SEALING

#744
20150369019
2015-12-24

Method for stabilizing a cavity in a well

#745
20150361322
2015-12-17

Method for Enhancing Fiber Bridging

#746
20150354311
2015-12-10

Poly-L-lactic acid solid-state extrusion molded article, method for producing the same, and use applications of the same

#747
20150345263
2015-12-03

STABILIZING CONTAMINANTS IN DRILL CUTTINGS

#748
20150345250
2015-12-03

Intervention tool for delivering self-assembling repair fluid

#749
20150344766
2015-12-03

Enhanced wellbore strengthening solution

#750
20150337620
2015-11-26

Methods of making and using cement coated substrate

#751
20150315872
2015-11-05

Wellbore flow-control assemblies for hydrocarbon wells, and systems and methods including the same

#752
20150308221
2015-10-29

METHOD OF PROVIDING A BARRIER IN A FRACTURE-CONTAINING SYSTEM

#753
20150308220
2015-10-29

Sealing device and method for sealing fractures or leaks in wall or formation surrounding tube-shaped channel

#754
20150300131
2015-10-22

Self-degradable hydraulic diversion systems and methods for making and using same

#755
20150299555
2015-10-22

Additive for Well Cementing Applications

#756
20150292293
2015-10-15

Fluid plugs as downhole sealing devices and systems and methods including the same

#757
20150285039
2015-10-08

Expandable well screens with slurry delivery shunt conduits

#758
20150284621
2015-10-08

Methods for producing fluid invasion resistant cement slurries

#759
20150275607
2015-10-01

Method of treating subterranean formation using shrinkable fibers

#760
20150267501
2015-09-24

Method and apparatus for sealing an undesirable formation zone in the wall of a wellbore

#761
20150267500
2015-09-24

Sealing apparatus and method

#762
20150252649
2015-09-10

Diverting resin for stabilizing particulate in a well

#763
20150252646
2015-09-10

Solidification- and extrusion-molded article of polyglycolic acid and method for manufacturing same

#764
20150252639
2015-09-10

Drilling and grouting method and apparatus

#765
20150252638
2015-09-10

Fluid loss well treatment

#766
20150252244
2015-09-10

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

#767
20150252243
2015-09-10

USE OF SALTS OF POLYCARBOXYLATES WITH LIPOPHILIC INCREMENTS TO CONTROL SEPARATION IN CEMENT CONTAINING LATEX

#768
20150240567
2015-08-27

Enhanced plastering effect in borehole drilling

#769
20150239784
2015-08-27

FAST-SETTING CEMENTS FOR WELL ABANDONMENT

#770
20150233206
2015-08-20

CASING, PROCESS OF FORMATION OF CASING IN BOREHOLES BY ADDITIVE METHOD AND DEVICE FOR ITS FORMATION

#771
20150233205
2015-08-20

Pumping Fluid To Seal A Subterranean Fracture

#772
20150226029
2015-08-13

GROUT DELIVERY

#773
20150225638
2015-08-13

Fluid loss additives and methods of making and using same

#774
20150210918
2015-07-30

Oligomeric and polymeric electronically-modified boronic acids and methods of using the same

#775
20150204176
2015-07-23

Methods for increased hydrocarbon recovery through mineralization sealing of hydraulically fractured rock followed by refracturing

#776
20150204161
2015-07-23

Method of improving cleanout of a wellbore

#777
20150198010
2015-07-16

Method of enhancing stability of cement slurries in well cementing operations

#778
20150198009
2015-07-16

REMEDIAL TECHNIQUE FOR MAINTAINING WELL CASING

#779
20150198008
2015-07-16

Well system cementing plug

#780
20150191993
2015-07-09

Foamed cement compositions containing metal silicides usable in subterranean well operations

#781
20150191642
2015-07-09

CEMENTING FLUID AND METHODS FOR PRODUCING THE SAME

#782
20150184354
2015-07-02

Method of forming subterranean barriers with molten wax

#783
20150184059
2015-07-02

Aqueous cement compositions incorporating particles that are activated to control rheology when water soluble portions of the particles are released in the presence of water

#784
20150176367
2015-06-25

Top down liner cementing, rotation and release method

#785
20150175870
2015-06-25

Cement compositions containing metaphosphate and methods of use

#786
20150175869
2015-06-25

Use of MEMS in set-delayed cement compositions comprising pumice

#787
20150175481
2015-06-25

Set-delayed cement compositions comprising pumice and associated methods

#788
20150167424
2015-06-18

Deformable plug and seal well system

#789
20150167269
2015-06-18

Method of limiting permeability of a matrix to limit liquid and gas inflow

#790
20150166869
2015-06-18

Enhanced acid soluble wellbore strengthening solution

#791
20150159076
2015-06-11

Acid soluble defluidizing pills

#792
20150129217
2015-05-14

Wellbore cement compositions and wellbore cementing methods

#793
20150129214
2015-05-14

Sealing by ball sealers

#794
20150129207
2015-05-14

METHODS UTILIZING POLYAMIDE-POLY(PHENYLENE ETHER) COMPOSITIONS

#795
20150126415
2015-05-07

Drilling fluids with nano and granular particles and their use for wellbore strengthening

#796
20150114649
2015-04-30

Sealant compositions for use in subterranean formation operations

#797
20150114646
2015-04-30

Triggered heating of wellbore fluids by carbon nanomaterials

#798
20150107839
2015-04-23

Compositions and Methods for Completing Subterranean Wells

#799
20150101810
2015-04-16

Cementing a wellbore using cementing material encapsulated in a shell

#800
20150090453
2015-04-02

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

#801
20150087565
2015-03-26

Treatment of underground formations with gels

#802
20150083422
2015-03-26

WELLBORE ENCASEMENT

#803
20150075792
2015-03-19

Method of cementing a well using delayed hydratable polymeric viscosifying agents

#804
20150068748
2015-03-12

Compositions and methods for diverting injected fluids to achieve improved hydrocarbon fluid recovery

#805
20150068428
2015-03-12

Silica composition for servicing subterranean wells

#806
20150060072
2015-03-05

METHODS OF TREATMENT OF A SUBTERRANEAN FORMATION WITH COMPOSITE POLYMERIC STRUCTURES FORMED IN SITU

#807
20150051311
2015-02-19

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

#808
20150041132
2015-02-12

Method of using diverter and proppant mixture

#809
20140367105
2014-12-18

Filler Particles with Enhanced Suspendability for Use in Hardenable Resin Compositions

#810
20140367104
2014-12-18

Compositions and Methods for Completing Subterranean Wells

#811
20140352959
2014-12-04

Diverting systems for use in low temperature well treatment operations

#812
20140338899
2014-11-20

Completing a well in a reservoir

#813
20140326511
2014-11-06

ENHANCED SMEAR EFFECT FRACTURE PLUGGING PROCESS FOR DRILLING SYSTEMS

#814
20140326446
2014-11-06

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

#815
20140318784
2014-10-30

Pumice-containing remedial compositions and methods of use

#816
20140318781
2014-10-30

Completing a well in a reservoir

#817
20140303049
2014-10-09

Process for treating an underground formation

#818
20140238674
2014-08-28

Clean fluid loss control additives

#819
20140238665
2014-08-28

System, method and apparatus for manufacturing stable cement slurry for downhole injection

#820
20140224492
2014-08-14

Wellbore servicing compositions and methods of making and using same

#821
20140224489
2014-08-14

Ammonium Halide as Gelation Retarder for Crosslinkable Polymer Compositions

#822
20140216743
2014-08-07

Shape-change particle plug system

#823
20140202698
2014-07-24

Set-delayed cement compositions comprising pumice and associated methods

#824
20140196899
2014-07-17

Degradable ball sealer

#825
20140196896
2014-07-17

Enhanced crude oil recovery using metal silicides

#826
20140190697
2014-07-10

Single component resin systems and methods relating thereto

#827
20140174748
2014-06-26

Oligomeric and polymeric electronically-modified boronic acids and methods of using the same

#828
20140158355
2014-06-12

CROSSLINKED SYNTHETIC POLYMER GEL SYSTEMS FOR HYDRAULIC FRACTURING

#829
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

#830
20140151042
2014-06-05

Chelate Compositions And Methods And Fluids For Use In Oilfield Operations

#831
20140144637
2014-05-29

Use of elastomers to produce gels for treating a wellbore

#832
20140138087
2014-05-22

Method of re-fracturing using borated galactomannan gum

#833
20140135237
2014-05-15

Expandable coating for solid particles and associated methods of use in subterranean treatments

#834
20140110177
2014-04-24

Green directional drilling fluid composition

#835
20140110120
2014-04-24

Oligomeric and Polymeric Electronically-Modified Boronic Acids and Methods of Using the Same

#836
20140110113
2014-04-24

Method of forming fluid impermeable plug in a subterranean formation

#837
20140100304
2014-04-10

Encapsulated activator and its use to trigger a gelling system by physical means

#838
20140090895
2014-04-03

Compositions and methods for reducing fluid loss

#839
20140090844
2014-04-03

Swellable elastomer and its use in acidizing or matrix stimulation

#840
20140090842
2014-04-03

Cement Compositions Comprising Deagglomerated Inorganic Nanotubes and Associated Methods

#841
20140083679
2014-03-27

Method for microbial control of injection liquid flow in a hydrocarbon reservoir

#842
20140076570
2014-03-20

Methods of treating long-interval and high-contrast permeability subterranean formations with diverting fluids

#843
20140076544
2014-03-20

Method of treating subterranean formation

#844
20140054039
2014-02-27

MATERIALS AND METHODS TO PREVENT FLUID LOSS IN SUBTERRANEAN FORMATIONS

#845
20140051606
2014-02-20

Solubilized Polymer Concentrates, Methods of Preparation Thereof, and Well Drilling and Servicing Fluids Containing the Same

#846
20140048267
2014-02-20

Two-part set-delayed cement compositions

#847
20140048262
2014-02-20

Methods for Pillar Placement in Fracturing

#848
20140041870
2014-02-13

Method for reducing permeability of a subterranean reservoir

#849
20140034314
2014-02-06

Mitigation of contamination effects in set-delayed cement compositions comprising pumice and hydrated lime

#850
20140034313
2014-02-06

Cement set activators for cement compositions and associated methods

#851
20130341025
2013-12-26

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

#852
20130341020
2013-12-26

Methods of using nanoparticle suspension aids in subterranean operations

#853
20130341014
2013-12-26

Method of placing ball sealers for fluid diversion

#854
20130333797
2013-12-19

Apparatus for transporting a quantity of lost circulation material and methods of making and using same

#855
20130327527
2013-12-12

Method to enhance fiber bridging

#856
20130312966
2013-11-28

IN SITU DECOMPOSITION OF CARBONYLS AT HIGH TEMPERATURE FOR FIXING INCOMPLETE AND FAILED WELL SEALS

#857
20130306314
2013-11-21

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

#858
20130292123
2013-11-07

Degradable balls for use in subterranean applications

#859
20130255949
2013-10-03

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

#860
20130255944
2013-10-03

Hydrated sheet silicate minerals for reducing permeability in a well

#861
20130248187
2013-09-26

Inflatable collar and downhole method for moving a coiled tubing string

#862
20130233553
2013-09-12

Methods for servicing subterranean wells

#863
20130213638
2013-08-22

Methods of using nano-particles in wellbore operations

#864
20130192828
2013-08-01

Apparatus and method for sealing a portion of a component disposed in a wellbore

#865
20130175037
2013-07-11

Method of controlling reservoir particles using electrolytic composite materials

#866
20130175029
2013-07-11

Method of forming subterranean barriers with molten wax

#867
20130143777
2013-06-06

Method for strengthening a wellbore of a well

#868
20130118742
2013-05-16

Engineered fibers for well treatments

#869
20130105153
2013-05-02

System and method for converting class II hydrate reservoirs

#870
20130098611
2013-04-25

Alkaline persulfate for low-temperature breaking of polymer viscosified fluid

#871
20130087336
2013-04-11

System And Method Of Perforating A Well And Preparing A Perforating Fluid For The Same

#872
20130087335
2013-04-11

Method and apparatus for use in well abandonment

#873
20130085086
2013-04-04

Fluid loss additives and methods of making and using same

#874
20130075089
2013-03-28

METHOD AND SYSTEM FOR PROVIDING TEMPORARY FORMATION SEALANT

#875
20130068478
2013-03-21

Permeable lost circulation drilling liner

#876
20130045052
2013-02-21

System and method for treating an excavation activity

#877
20130020066
2013-01-24

Apparatus and method for treating a subterranean formation using diversion

#878
20130000903
2013-01-03

Reconfigurable cement composition, articles made therefrom and method of use

#879
20120325478
2012-12-27

Cement compositions and methods of using the same

#880
20120298364
2012-11-29

MULTI-PHASE DOWN HOLE INJECTOR

#881
20120298360
2012-11-29

Methods for placement of sealant in subterranean intervals

#882
20120285695
2012-11-15

DESTRUCTIBLE CONTAINERS FOR DOWNHOLE MATERIAL AND CHEMICAL DELIVERY

#883
20120285692
2012-11-15

Methods of zonal isolation and treatment diversion

#884
20120279727
2012-11-08

Enhancing delaying in situ gelation of water shutoff systems

#885
20120267100
2012-10-25

Segmental flow-control method for flow-control filter string in oil-gas well and oil-gas well structure

#886
20120267098
2012-10-25

Process of sealing a breakthrough created during the production of hydrocarbons in a subterranean formation

#887
20120214715
2012-08-23

Degradable perforation balls and associated methods of use in subterranean applications

#888
20120211279
2012-08-23

Method and apparatus for strengthening a wellbore

#889
20120128424
2012-05-24

Methods for disposing of produced water recovered during hydrocarbon drilling, production or related operations

#890
20120111578
2012-05-10

Equipment and method for reinforcing a borehole of a well while drilling

#891
20120085536
2012-04-12

METHOD AND COMPOSITION TO DIVERT FLUIDS AT HIGH TEMPERATURES

#892
20120067447
2012-03-22

Method and compositions for delivery of a concentrated quantity of sealing elements to a leak site in a vessel

#893
20120061084
2012-03-15

Detecting and correcting unintended fluid flow between subterranean zones

#894
20120048549
2012-03-01

Polymer Emulsions And Well Treatment Fluids

#895
20120039673
2012-02-16

Arrangement for a down-the-hole hammer drill for use in soil consolidation through jet grouting

#896
20120037364
2012-02-16

Delayed gelling agents

#897
20110315402
2011-12-29

METHOD FOR FORMING AN ISOLATING PLUG

#898
20110315381
2011-12-29

COMPOSITIONS AND METHOD FOR USE IN PLUGGING A WELL

#899
20110308817
2011-12-22

Multi-zone fracturing completion

#900
20110297375
2011-12-08

Composition for borehole treatment