ClassID:

104299

C09K8/508 - page 2 - 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 macromolecular compounds

Recent Application in this class:
#301
20060118299
2006-06-08

Methods of controlling particulate segregation in slurries

#302
20060113077
2006-06-01

Degradable material assisted diversion or isolation

#303
20060096759
2006-05-11

Methods and compositions for controlling lost circulation in subterranean operations

#304
20060065396
2006-03-30

Compositions containing water control treatments and formation damage control additives, and methods for their use

#305
20060032407
2006-02-16

Compositions for preventing coagulation of water-in-oil emulsion polymers in aqueous saline well treating fluids

#306
20060030492
2006-02-09

Reversible gelling system and method using same during well treatments

#307
20060019835
2006-01-26

Thermally stable water-soluble polymer which is crosslinkable at high temperatures

#308
20060002879
2006-01-05

Methods of treating keratin based substrates

#309
20050284666
2005-12-29

Geosynthetic composite for borehole strengthening

#310
20050269080
2005-12-08

Method and apparatus for performing chemical treatments of exposed geological formations

#311
20050217852
2005-10-06

Method of sealing subterranean zones

#312
20050199396
2005-09-15

Methods useful for controlling fluid loss in subterranean treatments

#313
20050197258
2005-09-08

Resin compositions and methods of using such resin compositions in subterranean applications

#314
20050194137
2005-09-08

Methods of using partitioned, coated particulates

#315
20050194136
2005-09-08

Methods of preparing and using coated particulates

#316
20050194135
2005-09-08

Methods using particulates coated with treatment chemical partitioning agents

#317
20050183837
2005-08-25

Use of water-soluble polymer complexes in aqueous systems

#318
20050178549
2005-08-18

Methods of reducing the permeabilities of horizontal well bore sections

#319
20050178544
2005-08-18

Method for terminating or reducing water flow in a subterranean formation

#320
20050161220
2005-07-28

Fluid loss control additives for use in fracturing subterranean formations

#321
20050155796
2005-07-21

Permeability-modifying drilling fluids and methods of use

#322
20050113260
2005-05-26

Drilling fluids

#323
20050061509
2005-03-24

Methods for producing fluids from acidized and consolidated portions of subterranean formations

#324
20050059557
2005-03-17

Subterranean treatment fluids comprising a degradable bridging agent and methods of treating subterranean formations

#325
20050059556
2005-03-17

Treatment fluids and methods of use in subterranean formations

#326
20050051330
2005-03-10

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

#327
20050049151
2005-03-03

Methods for controlling migration of particulates in a subterranean formation

#328
20050045384
2005-03-03

Methods of drilling and consolidating subterranean formation particulate

#329
20050045330
2005-03-03

Strengthening near well bore subterranean formations

#330
20050022990
2005-02-03

Compositions and methods for preventing coagulation of water-in-oil emulsion polymers in aqueous saline well treating fluids

#331
17566827
2022-11-29

Primary proppant flowback control

#332
17511400
2022-07-26

Pressure-bearing plugging composition, pressure-bearing plugging slurry and preparation method and use thereof

#333
15584669
2018-08-21

Plugging and sealing subterranean formations