Patent classifications
G
PHYSICS
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G01
MEASURING; TESTING
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G01N
INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
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25/00
Investigating or analyzing materials by the use of thermal means
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G01N25/02
by investigating changes of state or changes of phase; by investigating sintering
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G01N25/12
of critical point; of other phase change
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