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:
Jun. 14, 1977
Filed:
Dec. 29, 1975
Applicant:
Inventors:
Karl-Heinz Dorr, Mainz, DT;
Hugo Grimm, Frankfurt am Main, DT;
Waldemar Weber, Offenbach, DT;
Michael Tacke, Offenbach, DT;
Georg Schmidt, Frankfurt-Nied, DT;
Assignee:
Metallgesellschaft Aktiengesellschaft, Frankfurt am Main, DT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B / ; B01D / ;
U.S. Cl.
CPC ...
423522 ; 55 73 ; 423531 ;
Abstract
Sulfuric acid is produced from sulfur trioxide-containing humid gases by a process wherein the sulfur trioxide-containing humid gases are directly cooled with aqueous sulfuric acid, sulfuric acid is condensed and the gas is cooled below dew point of the sulfuric acid, and the water not required to form sulfuric acid is discharged as water vapor with the end gases.
Quick Actions:
Dorr, Karl-Heinz. (1977). Process for producing sulfuric acid (U.S. Patent No. 4029751). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4029751
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile