DIFF Subgroup
G01V 5/04 specially adapted for well-logging
Introduced: January 1980
Full Title
Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity > specially adapted for well-logging
Of 3 combined children, 2 exist in both systems.
1 codes are CPC-only extensions.
IPC defines codes here since 1980.
Child Classifications
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- G01V 5/08 using primary nuclear radiation sources or X-rays since 1980 +1 CPC IPC+CPC Available in IPC and CPC