ClassID:

242553

Y10S507/933 - CPC Classification

Classification description:

Earth boring, well treating, and oil field chemistry Acidizing or formation destroying

Sub-classes:
Recent Application in this class:
#1
20110127039
2011-06-02

System, method, and apparatus for acid fracturing with scale inhibitor protection

#2
20110065614
2011-03-17

Corrosion inhibitor for acid stimulation systems

#3
20110005761
2011-01-13

Degradable diverting agents and associated methods

#4
20100314116
2010-12-16

Method of removing calcareous or siliceous deposits or scales

#5
20100152069
2010-06-17

Method for treatment of underground reservoirs

#6
20090075844
2009-03-19

Method for controlling inorganic fluoride scales

#7
20080121398
2008-05-29

Method of acidizing a subterranean formation with diverting foam or fluid

#8
20080085843
2008-04-10

Method of treating a subterranean formation with an oil-based composition containing a polysaccharide-based water-superabsorbent material

#9
20070135314
2007-06-14

Composition comprising a fully dissolved non-HF fluoride source and method for treating a subterranean formation

#10
20070102155
2007-05-10

Propped fracture with high effective surface area

#11
20060281636
2006-12-14

Single fluid acidizing treatment

#12
20060229212
2006-10-12

Self-destructing filter cake

#13
20060211580
2006-09-21

Well treating compositions containing water superabsorbent material and method of using the same

#14
20060205609
2006-09-14

Esterquat acidic subterranean treatment fluids and methods of using esterquats acidic subterranean treatment fluids

#15
20060201676
2006-09-14

Esterquat acidic subterranean treatment fluids and methods of using esterquats acidic subterranean treatment fluids

#16
20060096757
2006-05-11

Method of treating an oil or gas well with biodegradable low toxicity fluid system

#17
20060000609
2006-01-05

Matrix acidizing high permeability contrast formations

#18
20050245401
2005-11-03

Propped fracture with high effective surface area

#19
20050189113
2005-09-01

Esterquat acidic subterranean treatment fluids and methods of using esterquats acidic subterranean treatment fluids

#20
20050067165
2005-03-31

Method of acidizing a subterranean formation with diverting foam or fluid

#21
20050020454
2005-01-27

Self-diverting foamed system