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PCE
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Search for IPC and CPC classification codes or keywords
DIFF Subgroup
G01N 23/12

the material being a flowing fluid or a flowing granular solid

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups , or > by transmitting the radiation through the material > and measuring the absorption > the material being a flowing fluid or a flowing granular solid

CPC:

Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 > by transmitting the radiation through the material > and measuring the absorption > the material being a flowing fluid or a flowing granular solid

Of 1 combined children, 0 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

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