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. 24, 1984
Filed:
Oct. 30, 1981
Applicant:
Inventors:
William L Thayer, Ottawa, CA;
Adam J Bennett, Ottawa, CA;
Oleh Kutowy, North Gower, CA;
Srinivasa Sourirajan, Ottawa, CA;
Assignee:
Canadian Patents & Development Limited, Ottawa, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
2103211 ; 2103232 ; 210339 ; 2104332 ; 210450 ; 210455 ;
Abstract
An ultrafiltration and reverse osmosis module comprising a tubular casing having a plurality of tubular membrane assemblies spaced therein by spacing plates, in stepped end portions of the casing bore, and held therein by sealing plates clamped to flanges on the ends of the casing. The tubular membrane assemblies are sealed around bores in the spacing plates and boxes in the sealing plates by 'O'-rings and are held against collapse by sleeves in the ends of the tubular membrane assemblies.