Patent classifications
C
CHEMISTRY; METALLURGY
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C01
INORGANIC CHEMISTRY
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C01B
NON-METALLIC ELEMENTS; COMPOUNDS THEREOF;; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
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2210/00
Purification or separation of specific gases
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C01B2210/0001
Separation or purification processing
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C01B2210/0009
Physical processing
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C01B2210/0014
by adsorption in solids
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C01B2210/0015
characterised by the adsorbent
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