ClassID:

120641

C23F11/147 - 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; Nitrogen-containing compounds containing a nitrogen-to-oxygen bond

Recent Application in this class:
#1
20240110096
2024-04-04

CORROSION INHIBITOR COMPOSITION FOR USE IN THE OIL AND GAS INDUSTRY

#2
20220290051
2022-09-15

Polyurea treatment method for metallic corrosion protection

#3
20220282157
2022-09-08

Corrosion inhibition method for inorganic acidic media

#4
20200299577
2020-09-24

Inhibition of metal corrosion in aqueous media using a polyurea formulation

#5
20200199764
2020-06-25

Inhibitors of metal corrosion

#6
20190185680
2019-06-20

Anti-corrosion and/or passivation compositions for metal-containing substrates and methods for making, enhancing, and applying the same

#7
20190144314
2019-05-16

DEOXIDIZING AGENT FOR BOILERS AND METHOD FOR DEOXIDIZING BOILER WATER SYSTEM

#8
20180305301
2018-10-25

METHOD FOR PREPARATION OF 5-ALKYLSALICYLALDOXIMES AND APPLICATION THEREOF

#9
20170362168
2017-12-21

Method for preparation of 5-alkylsalicylaldoximes and application thereof

#10
20170233584
2017-08-17

Anti-corrosion and/or passivation compositions for metal-containing substrates and methods for making, enhancing, and applying the same

#11
20170088955
2017-03-30

Anti-corrosion and water-repellent substance and method

#12
20160312368
2016-10-27

ANTI-CORROSION SUBSTANCE AND METHOD

#13
20150094480
2015-04-02

Esters with antimicrobial, bioresistant and fungal resistant properties

#14
20120116115
2012-05-10

Esters with Antimicrobial, Bioresistant and Fungal Resistant Properties

#15
20110087040
2011-04-14

Esters with Antimicrobial, Bioresistant and Fungal Resistant Properties

#16
20090137838
2009-05-28

Esters with antimicrobial, bioresistant and fungal resistant properties

#17
20070276038
2007-11-29

Esters with antimicrobial, bioresistant and fungal resistant properties

#18
20060180794
2006-08-17

Polyamine-based corrosion inhibitors