Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process for the preparation of aromatic (di)chlorosulphonic acids and (di)bromosulphonic acids

Process for the preparation of aromatic (di)chlorosulphonic acids and (di)bromosulphonic acids

US Patent 5206427 · Granted Apr 27, 1993

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Chronograph and zeroing device for the minute hand of a chronograph2022
Chronograph2018
Use of metal complex compounds as oxidation catalysts2009
Use of metal complex compounds as oxidation catalysts2009
Use of metal complex compounds as oxidation catalysts2007
Use of metal complex compounds as oxidation catalysts2006
Crystalline modification of a manganese complex2006
Air conditioning system for a motor vehicle2006
Process for preparing 4,6-diamino-resorcinol dihydrochloride2000
Process for the preparation of alkyl aryl ethers containing carboxyl groups1999
Hydrogenation of halonitroaromatic compounds1998
Process for the adiabatic preparation of mononitrohalogenobenzenes1998