The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 20, 1976
Filed:
Dec. 23, 1974
Applicant:
Inventors:
Barry M Barkel, Saline, MI (US);
Stephen M Collins, Trenton, MI (US);
William M Herring, Trenton, MI (US);
Assignee:
BASF Wyandotte Corporation, Wyandotte, MI (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D21J / ;
U.S. Cl.
CPC ...
162382 ; 162218 ; 162383 ;
Abstract
Apparatus for producing a plurality of filter press diaphragms at any one time is disclosed herein. In one form of the invention the apparatus includes a sealed housing containing a plurality of sealed modules fed from a common header, to produce the diaphragms batch-wise. In another form of the invention, an indexing table is employed to produce the diaphragms continuously.