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:
Sep. 23, 1980
Filed:
Dec. 15, 1978
Charles Amicel, Carrieres sur Seine, FR;
Bernard Biot, Craponne, FR;
Yves Butruille, Ferrolles-Attilly, FR;
Christian Ollivier, Vienne, FR;
Rhone-Poulenc Industries, Paris, FR;
Abstract
A process and apparatus are disclosed for the simultaneous preparation of several hollow fiber devices especially useful for fluid fractionation operations, wherein at least one hollow fiber is wound around means, at least three in number, located in different planes thereby obtaining with this fiber an envelope having a polygonal section, which can be cut in at least two places as it is formed, so as to obtain at least two distinct groups of hollow fiber lengths. Various specific embodiments are described.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile