ClassID:

120644

C23F11/16 - CPC Classification

Classification description:

Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors Sulfur-containing compounds

Sub-classes:
Recent Application in this class:
#1
20260117133
2026-04-30

OPTIMIZED LARGE LANGUAGE MODEL INFERENCE FROM STRUCTURED DATA VIA INTERMEDIATE DOCUMENTS

#2
20260035573
2026-02-05

SEALANTS FOR INHIBITING CORROSION

#3
20250270706
2025-08-28

CORROSION INHIBITOR COMPOSITIONS AND METHODS OF USING THE COMPOSITIONS TO INHIBIT CORROSION

#4
20240376608
2024-11-14

CORROSION INHIBITOR COMPOSITIONS AND METHODS OF USING THE COMPOSITIONS TO INHIBIT CORROSION

#5
20240279561
2024-08-22

PHOSPHOROUS-FREE OIL SOLUBLE MOLYBDENUM COMPLEXES FOR HIGH TEMPERATURE NAPHTHENIC ACID CORROSION INHIBITION

#6
20240229248
2024-07-11

ACID-INDUCED STEEL CORROSION INHIBITOR BASED ON ROTTEN EGGS

#7
20240229247
2024-07-11

ACID-INDUCED STEEL CORROSION INHIBITOR BASED ON ROTTEN EGGS

#8
20240133045
2024-04-25

ACID-INDUCED STEEL CORROSION INHIBITOR BASED ON ROTTEN EGGS

#9
20240133044
2024-04-25

ACID-INDUCED STEEL CORROSION INHIBITOR BASED ON ROTTEN EGGS

#10
20240133042
2024-04-25

CORROSION INHIBITOR FOR IRON AND IRON ALLOYS

#11
20230132051
2023-04-27

Coupling agents for use in corrosion inhibiting compositions

#12
20230130247
2023-04-27

Corrosion inhibitor

#13
20230127419
2023-04-27

ACID BASED CORROSION INHIBITOR COMPOSITIONS AND METHODS

#14
20230124406
2023-04-20

Corrosion inhibition package

#15
20230052367
2023-02-16

Corrosion inhibition compositions and associated methods for inhibiting corrosion on metallic substrates

#16
20220033725
2022-02-03

Phosphorous-free oil soluble molybdenum complexes for high temperature naphthenic acid corrosion inhibition

#17
20210246560
2021-08-12

Hydrophilic metal surface treatment agent

#18
20210180194
2021-06-17

Corrosion inhibitors for a refinery

#19
20210147985
2021-05-20

Corrosion preventive compositions

#20
20210102299
2021-04-08

MULTIFUNCTIONAL SURFACTANT AND CORROSION INHIBITOR ADDITIVES

#21
20200392407
2020-12-17

Corrosion inhibitor for soft water circulation heating and cooling system and preparation method of corrosion inhibitor

#22
20200224320
2020-07-16

Method for anti-corrosion treatment of metallic copper-containing materials

#23
20200199440
2020-06-25

Corrosion inhibitors for oilfield applications

#24
20200071840
2020-03-05

Use of sulfonium salts as corrosion inhibitors

#25
20190390352
2019-12-26

Corrosion inhibition package

#26
20190185981
2019-06-20

Temporary corrosion protection layer

#27
20190127639
2019-05-02

Corrosion inhibitor compositions and methods of using same

#28
20190040301
2019-02-07

Thiol adducts for corrosion inhibition

#29
20180371264
2018-12-27

Additives for coating compositions and related methods

#30
20170362445
2017-12-21

Systems, compositions, and methods for corrosion inhibition

#31
20170342311
2017-11-30

Liquid inhibitor composition and a method for its preparation and application as a heavy brine corrosion control

#32
20170342310
2017-11-30

Liquid inhibitor composition and a method for its preparation and application as a heavy brine corrosion control

#33
20170313891
2017-11-02

2-mercaptobenzimidazole derivatives as corrosion inhibitors

#34
20170306502
2017-10-26

Corrosion inhibitor compositions and methods of using same

#35
20170247798
2017-08-31

Corrosion inhibiting compositions to mitigate corrosion in environments containing elemental sulfur and/or polysulfides

#36
20170233873
2017-08-17

subsp. cuspidate wood tar oil composition as an anticorrosive for metals in aqueous media

#37
20160304804
2016-10-20

METHOD FOR THE PRESERVATION OF A MACHINE ELEMENT AND USE OF AN ANIONIC LIQUID

#38
20150069301
2015-03-12

High temperature carbon dioxide corrosion inhibitor

#39
20150037202
2015-02-05

Organic disulfide based corrosion inhibitors

#40
20140272138
2014-09-18

Method To Control Corrosion Of A Metal Surface Using Alkyl Sulfamic Acids Or Salts Thereof

#41
20140011715
2014-01-09

CORROSION INHIBITORS

#42
20130149191
2013-06-13

Gear oil having low copper corrosion properties

#43
20130065971
2013-03-14

Method for Lowering pH Using Urea Sulfate in the Presence of Corrosion Inhibitor

#44
20120065394
2012-03-15

Corrosion Inhibitors Having Increased Biodegradability and Reduced Toxicity

#45
20120040875
2012-02-16

Water-based hydraulic fluids comprising dithio-di(aryl carbolic acids)

#46
20110259476
2011-10-27

METHODS FOR CORROSION CONTROL OF STEEL IN AQUEOUS ENVIRONMENT USING PASSIVE IRON-SULPHUR LAYERS

#47
20110236700
2011-09-29

Corrosion resistant coatings with modified metal salts of corrosion resisting organic anions

#48
20110232679
2011-09-29

Use of thioglycol ethoxylate as a corrosion inhibitor

#49
20110092401
2011-04-21

Gear oil having low copper corrosion properties

#50
20110059241
2011-03-10

Method of using sulfur-based corrosion inhibitors for galvanized metal surfaces

#51
20100323099
2010-12-23

Non-etching non-resist adhesion composition and method of preparing a work piece

#52
20100239454
2010-09-23

SILVER TERNARY ALLOY

#53
20100234592
2010-09-16

Corrosion Inhibitors Having Increased Biodegradability and Reduced Toxicity

#54
20090149356
2009-06-11

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

#55
20090068846
2009-03-12

COMPOSITIONS AND METHOD FOR TREATING A COPPER SURFACE

#56
20090057618
2009-03-05

Corrosion inhibitors containing amphoteric surfactants

#57
20090057617
2009-03-05

Corrosion inhibitors containing anionic surfactants

#58
20090057616
2009-03-05

Corrosion inhibitors containing cationic surfactants

#59
20090057615
2009-03-05

Corrosion inhibitors containing nonionic surfactants

#60
20080300155
2008-12-04

Gear oil having low copper corrosion properties

#61
20080227669
2008-09-18

Corrosion-inhibiting additives, treatment fluids, and associated methods

#62
20080216705
2008-09-11

Corrosion resistant coatings with modified metal salts of corrosion resisting organic anions

#63
20080152931
2008-06-26

Method of imparting corrosion resistance to a multi-layer window film having a metal layer

#64
20080145271
2008-06-19

METHOD OF USING SULFUR-BASED CORROSION INHIBITORS FOR GALVANIZED METAL SURFACES

#65
20080061266
2008-03-13

DEICER COMPOSITIONS INCLUDING CORROSION INHIBITORS

#66
20070277906
2007-12-06

Water-Based Metal Treatment Composition

#67
20070187648
2007-08-16

Thiol / aldehyde corrosion inhibitors

#68
20070039665
2007-02-22

Enhancing silver tarnish-resistance

#69
20070009375
2007-01-11

Silver ternary alloy

#70
20060003910
2006-01-05

Composition and method comprising same for removing residue from a substrate

#71
20050230658
2005-10-20

Deicer compositions including corrosion inhibitors

#72
20050211957
2005-09-29

Sulfur based corrosion inhibitors

#73
20050169794
2005-08-04

Thiol/aldehyde corrosion inhibitors

#74
20050079095
2005-04-14

Inhibition of corrosion in aqueous systems

#75
20050035328
2005-02-17

Modified amine for boiler water treatment

#76
16904904
2021-11-23

Corrosion inhibitor composition and methods of inhibiting corrosion