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:
Nov. 30, 1982
Filed:
Jul. 01, 1980
Applicant:
Inventor:
Sije Boonstra, Zwolle, NL;
Assignee:
Wafilin B.V., Zwolle, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ; B01D / ;
U.S. Cl.
CPC ...
210636 ; 210652 ; 2101952 ; 210409 ; 2104332 ;
Abstract
Method of and apparatus for washing and cleaning membranes of a plurality of membrane filtration units aligned in series, each unit being part of a circuit provided with a recirculation pump, each circuit being provided with an inlet and an outlet. Washing liquid is supplied to the circuits in an amount exceeding the predetermined capacity of the recirculation pump.
Boonstra, Sije. (1982). Method of and apparatus for washing and cleaning membrane filtration (U.S. Patent No. 4361485). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4361485
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile