DIFF Subgroup
A23B 7/04 Freezing; Subsequent thawing; Cooling
Introduced: September 1968
Full Title
Preservation of fruit or vegetables; Chemical ripening of fruit or vegetables > Freezing; Subsequent thawing; Cooling
CPC subdivides this area 3x more granularly than IPC with 3 additional codes.
3 codes are CPC-only extensions.
IPC defines codes here since 1990.
Child Classifications
Navigate with arrow keys, Enter to open