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. 28, 2023
Filed:
Nov. 16, 2018
Tokuyama Corporation, Yamaguchi, JP;
Kenji Hirota, Yamaguchi, JP;
Katsuya Ogihara, Yamaguchi, JP;
TOKUYAMA CORPORATION, Yamaguchi, JP;
Abstract
To prevent solidified aluminum chloride from adhering to and accumulating on a pipe and also prevent stress-corrosion cracking in the pipe, a method for producing trichlorosilane includes a cooling step of cooling a discharge gas that is discharged from a fluidized-bed reactor and that contains the trichlorosilane, the cooling step involving causing a fluid to flow through a space () inside a side wall () of a pipe (), the pipe being a pipe for discharging the discharge gas from the fluidized-bed reactor, in such a manner that the side wall () has a surface () having a temperature of not lower than 110° C.