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:
Aug. 16, 1983
Filed:
Jun. 25, 1981
Applicant:
Inventor:
Wolfgang Fennemann, Karben, DE;
Assignee:
Metallgesellschaft Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01G / ;
U.S. Cl.
CPC ...
423489 ; 423 74 ; 423 82 ;
Abstract
An improved process for the recovery of substantially anhydrous zirconium tetrafluoride from an aqueous solution of hydrofluoric acid and zirconium fluoride is disclosed wherein the aqueous solution of hydrofluoric acid and zirconium fluoride is sprayed, preferably continuously, into a fluidized bed furnace having a bed comprising zirconium fluoride granules.
Fennemann, Wolfgang. (1983). Process of recovering anhydrous zirconium tetrafluoride (U.S. Patent No. 4399118). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4399118
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile