FR649949A - Boîte d'aspiration pour machines à papier, machines à carton, machines à essorer la cellulose, et autres machines analogues
- Google Patents
Boîte d'aspiration pour machines à papier, machines à carton, machines à essorer la cellulose, et autres machines analogues
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D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
D21F1/00—Wet end of machines for making continuous webs of paper
D21F1/48—Suction apparatus
D21F1/50—Suction boxes with rolls
FR649949D1927-03-011928-02-27Boîte d'aspiration pour machines à papier, machines à carton, machines à essorer la cellulose, et autres machines analogues
ExpiredFR649949A
(fr)