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. 20, 1985
Filed:
Jul. 13, 1983
Applicant:
Inventors:
Helmut Hamster, Burghausen, DE;
Franz Koppl, Altotting, DE;
Assignee:
Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe m.b.H., Burghausen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F24H / ; H05B / ;
U.S. Cl.
CPC ...
219374 ; 219367 ; 219381 ; 219382 ; 219375 ;
Abstract
A device is provided for treating gases or mixtures of gases at high temptures, such as, for example, for the reaction, known as tetraconversion, of silicon tetrachloride with hydrogen to form trichlorosilane. The device has a heat-insulated housing having gas-inlet and gas-outlet openings and a plurality of resistance heaters disposed in the housing that are directly electrically heated and around or through which the gases to be treated flow. According to a preferred embodiment, the device is also provided with an integrated heat-exchanger unit.