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:
Apr. 10, 1979
Filed:
Apr. 20, 1978
Applicant:
Inventor:
Cornelis van Zon, Zwolle, NL;
Assignee:
Wafilin B.V., Em Zwolle, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L / ; F16J / ;
U.S. Cl.
CPC ...
277115 ; 277110 ; 277117 ; 2851 / ; 285 55 ; 2853342 ; 2853343 ;
Abstract
Connection of membrane support tube supporting a filtration membrane and another tube path, both being provided with conical recesses and a double conically shaped sealing ring sealingly engaging the conical recesses, while a sleeve integral with the ring sealingly engages the membrane. The end faces of the support tube and the other tube part are free from sealing engagement with sealing material.
van Zon, Cornelis. (1979). Sealing means for a membrane filtration unit (U.S. Patent No. 4148495). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4148495
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile