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. 23, 1982
Filed:
Oct. 03, 1980
Applicant:
Inventors:
Alfred Coenen, Maria Laach, DE;
Kurt Kosswig, Marl, DE;
Ferdinand v Praun, Haltern, DE;
Hans Regner, Marl, DE;
Assignee:
Chemische Werke Huls AG, Marl, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01D / ; C01B / ;
U.S. Cl.
CPC ...
423424 ; 423481 ; 423488 ;
Abstract
A process for producing sodium bicarbonate and hydrogen chloride by reacting an aqueous sodium chloride solution with carbon dioxide in the presence of an amine and an organic solvent. The steps of the process are carried out, wherein: