DIFF Subgroup
C10J 1/22 Adding materials to prevent vapour deposition
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Production of fuel gases by carburetting air or other gases > Adding materials to prevent vapour deposition
CPC:
Production of fuel gases by carburetting air or other gases without pyrolysis (for internal-combustion engines F02) > Adding materials to prevent vapour deposition
No child classifications to compare. This is a leaf node in both IPC and CPC.