Title:
METHOD OF TREATING A FILTERING MATERIAL FOR GUARD MASKS
Document Type and Number:
Japanese Patent JPS53119478
Kind Code:
A
Abstract:
PURPOSE: To increase the dust collecting efficiency of a filtering material by impregnating the same with a resin, drying the resulting material, and thereafter subjecting the material to a tanning treatment to increase the electrostatic effect thereof.
Inventors:
YAMAMOTO MASATO
HASEGAWA SHIGEO
MORIKAWA YOSHIAKI
YODA MASAO
MORIHARA TOYOTA
MIYAKE MASUICHI
HASEGAWA SHIGEO
MORIKAWA YOSHIAKI
YODA MASAO
MORIHARA TOYOTA
MIYAKE MASUICHI
Application Number:
JP3499777A
Publication Date:
October 18, 1978
Filing Date:
March 29, 1977
Export Citation:
Assignee:
MITSUBISHI HEAVY IND LTD
International Classes:
B01D39/14; A62B23/00; B01D39/16; C08J7/04; (IPC1-7): B01D39/14; C08J7/04
Domestic Patent References:
| JPS4117754Y1 |