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:
Dec. 09, 1980
Filed:
Oct. 04, 1978
Applicant:
Inventors:
Robert D Hughes, Naperville, IL (US);
Edward F Steigelmann, Naperville, IL (US);
Kemp R Bunting, Wheaton, IL (US);
Assignee:
Standard Oil Company (Indiana), Chicago, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
B22D / ; B23P / ;
U.S. Cl.
CPC ...
294011 ; 2915 / ; 294261 ; 29458 ; 29460 ; 55158 ;
Abstract
Method for the manufacture of membrane separation units suitable for the separation of components from mixtures containing them. These separation units can be made from elongated anisotropic hollow fiber membranes and can be used for the separation of olefinic compounds from saturated materials.