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:
Oct. 26, 1976
Filed:
Jun. 13, 1974
Applicant:
Inventor:
Donald G Wang, Waukesha, WI (US);
Assignee:
Aqua-Chem, Inc., Milwaukee, WI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ; B01D / ; B29D / ;
U.S. Cl.
CPC ...
2105 / ; 210 / ; 264 41 ; 264 468 ; 264216 ;
Abstract
A microporous membrane having a thin surface skin and a cellular body is described. The membrane is effective for separating soluble oils, proteins and other substances having large molecular weights from water or other carriers by means of the ultrafiltration process or for removing salts from liquids by means of the electrodialysis process.