Document Type and Number:
Japanese Patent JPH0157601
Kind Code:
B2
Inventors:
MASAKI HIDEYUKI
Application Number:
JP9586582A
Publication Date:
December 06, 1989
Filing Date:
June 04, 1982
Export Citation:
Assignee:
NGK INSULATORS LTD
International Classes:
B01D3/28; B01D3/16; B01D53/18; B01J19/30; B01J19/32; F28C3/06; F28F25/08
Next Patent: JPH0157602