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:
Apr. 07, 1981
Filed:
Mar. 24, 1978
Applicant:
Inventors:
Jean Verlaeten, Brussels, BE;
Maurice Preumont, Brussels, BE;
Assignee:
Solvay & Cie., Brussels, BE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
423421 ; 23301 ; 2330 / ;
Abstract
Method for the manufacture of crystals of sodium carbonate monohydrate, comprises crystallizing sodium carbonate monohydrate from a carbonated aqueous liquor of sodium hydroxide above 35.degree. C. and separating the crystals of sodium carbonate monohydrate and a mother liquor. The sodium carbonate monohydrate is crystallized on crystalline seeds of sodium carbonate monohydrate obtained by evaporation, between 35.degree. and 107.5.degree. C., of a solution of sodium carbonate free from sodium hydroxide.
Verlaeten, Jean. (1981). Method for the manufacture of crystals of sodium carbonate monohydrate (U.S. Patent No. 4260594). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4260594
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile