Document Type and Number:
Japanese Patent JPS547463
Kind Code:
U
Application Number:
JP8039877U
Publication Date:
January 18, 1979
Filing Date:
June 17, 1977
Export Citation:
International Classes:
C04B5/02; B01D29/11; B02C19/00; B02C19/06; B02C19/18; B02C23/00; C04B5/00; (IPC1-7): B02C19/18; B02C23/00
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