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:
Jul. 21, 1987
Filed:
Apr. 22, 1986
Applicant:
Inventors:
Werner Doetsch, Bad Hoenningen, DE;
Rudolf Siegel, Neuwied, DE;
Assignee:
Kali-Chemie Aktiengesellschaft, Hanover, DE;
Primary Examiner:
Int. Cl.
CPC ...
C02F / ; C02F / ;
U.S. Cl.
CPC ...
252175 ; 252178 ; 2330 / ; 159 481 ; 210716 ; 423495 ; 423556 ;
Abstract
A process for producing a solid, cold-water soluble, sulfate containing aluminum chloride composition suitable for use as a waste water clarifying agent comprising introducing alkali aluminate, sulfuric acid, hydrochloric acid and hydrated aluminum oxide into a spray drier and recovering the resulting solid product.