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C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
C01B32/00—Carbon; Compounds thereof
C01B32/50—Carbon dioxide
C01B32/55—Solidifying
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FR989148D1944-02-041944-02-04Perfectionnements aux procédés et aux dispositifs pour la fusion ou la vaporisation de corps volatils à basse température
ExpiredFR989148A
(fr)
Procédé et dispositifs pour l'absorption continue et instantanée, partielle ou totale, des vapeurs contenues dans l'air atmosphérique ou dans tout autre gaz