ClassID:

242559

Y10S507/939 - CPC Classification

Classification description:

Earth boring, well treating, and oil field chemistry Corrosion inhibitor

Recent Application in this class:
#1
20130142977
2013-06-06

Releasable corrosion inhibitors

#2
20120091396
2012-04-19

Releasable corrosion inhibitors

#3
20110065614
2011-03-17

Corrosion inhibitor for acid stimulation systems

#4
20110046023
2011-02-24

Scale and corrosion inhibitors for high temperature and pressure conditions

#5
20090173663
2009-07-09

Corrosion and gas hydrate inhibitors with an increased biological degradability and a reduced toxicity

#6
20090163385
2009-06-25

Well treatment process

#7
20090156432
2009-06-18

Corrosion inhibitor intensifier compositions and associated methods

#8
20090149356
2009-06-11

Environmentally friendly bis-quaternary compounds for inhibiting corrosion and removing hydrocarbonaceous deposits in oil and gas applications

#9
20090105098
2009-04-23

Method of inhibiting corrosion in a conduit

#10
20070261853
2007-11-15

Method of inhibiting and/or preventing corrosion in oilfield treatment applications

#11
20070187648
2007-08-16

Thiol / aldehyde corrosion inhibitors

#12
20060281638
2006-12-14

Methods and compositions for removing sulfur from liquid hydrocarbons

#13
20060281636
2006-12-14

Single fluid acidizing treatment

#14
20050282712
2005-12-22

Scale control composition for high scaling environments

#15
20050169794
2005-08-04

Thiol/aldehyde corrosion inhibitors

#16
20050085676
2005-04-21

Methods for inhibiting hydrate blockage in oil and gas pipelines using betaines and amine oxides

#17
20050085675
2005-04-21

Methods for inhibiting hydrate blockage in oil and gas pipelines using ester compounds

#18
20050085396
2005-04-21

Methods for inhibiting hydrate blockage in oil and gas pipelines using amino alcohols and ester compounds

#19
20050081714
2005-04-21

Methods for inhibiting hydrate blockage in oil and gas pipelines using simple quaternary ammonium and phosphonium compounds

#20
20050081432
2005-04-21

Methods for inhibiting hydrate blockage in oil and gas pipelines using amide compounds

#21
20050026789
2005-02-03

Compositions and methods for treating subterranean formations