Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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B01D
SEPARATION
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2253/00
Adsorbents used in seperation treatment of gases and vapours
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B01D2253/112
Metals or metal compounds not provided for in B01D2253/104 or B01D2253/106
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B01D2253/1124
Metal oxides
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