Environmental protection selenium drum

The utility model discloses an environmental protection selenium drum, including the selenium drum body, be equipped with the groove of form advancing on the selenium drum body, the inslot of form advancing is equipped with the roller of form advancing, be equipped with intercommunication carbon pow...

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Bibliographic Details
Main Authors YU ZHONGBAO, LIU QIU, YU HONGKE
Format Patent
LanguageChinese
English
Published 01.08.2017
Subjects
CINEMATOGRAPHY
ELECTROGRAPHY
ELECTROPHOTOGRAPHY
HOLOGRAPHY
MAGNETOGRAPHY
PHOTOGRAPHY
PHYSICS
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