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:
Mar. 15, 1983
Filed:
May. 21, 1979
Applicant:
Inventor:
Hans-Dieter Lehmann, Waltenhofen, DE;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210679 ; 210692 ; 210927 ;
Abstract
A process is disclosed for removing urea from blood wash fluids or blood fluids in which the fluids are treated with an organic solid containing at least one proton-containing secondary substituent group which masks and activates the aldehyde group and the fluids and the solid organic compound are separated.