IPC Definitions - January 01, 2012
C23F 11/00 - Definition
References relevant to classification in this main group
This main group does not cover:
Compositions for in situ inhibition of corrosion in boreholes or wells | C09K 8/54 |
Inhibiting or prevention of corrosion during processing of hydrocarbons | C10G 7/10, C10G 75/02 |
Use of additives to fuels or fires for minimising corrosion | C10L 10/04 |
Adding corrosion inhibitors to lubricants | C10M, C10N 30/12 |
Adding corrosion inhibitors to pickling solutions | C23G |
Special rules of classification
In the range C23F 11/12-C23F 11/18, in the absence of an indication to the contrary, a compound is classified in the last appropriate place