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:
Jan. 11, 1983
Filed:
Dec. 04, 1980
Ryuzo Nishiyama, Takatsuki, JP;
Kanichi Fujikawa, Moriyama, JP;
Isao Yokomichi, Moriyama, JP;
Itaru Shigehara, Moriyama, JP;
Mikio Miyaji, Shiga, JP;
Ishihara Sangyo Kaisha Ltd., Osaka, JP;
Abstract
1,3,5,-Trichlorobenzene is produced by chlorinating 1,3,5-trihalobenzene having 1 to 3 bromine atom and 2 to 0 chlorine atom. The gaseous 1,3,5-halobenzene having 1 to 3 bromine atom and 2 to 0 chlorine atom is brought into contact with chlorine gas at a molar ratio of 0.5 to 3.0 of the stoichiometric amount of chlorine required for said conversion, in a vapor phase at a temperature of 280.degree. to 500.degree. C.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile