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. 25, 1984
Filed:
Feb. 22, 1984
Applicant:
Inventor:
Dieter J Becker, 2087 Bonningstedt, DE;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F / ;
U.S. Cl.
CPC ...
210610 ; 210631 ; 210718 ; 210725 ; 210748 ; 210928 ; 162 29 ; 204149 ;
Abstract
There is disclosed a process for purification of waste waters accumulating from the production of pulp, particularly from chlorine bleaching of pulp, which comprises the combination of the following steps: