Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process for removal of impurities from phenol by means of at least one acid catalyst

Process for removal of impurities from phenol by means of at least one acid catalyst

US Patent 6489519 · Granted Dec 3, 2002

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Process for treating phenol2009
Continuous process for recovering acetone from a waste stream resulting from ace2008
Process for the thermal after-treatment of cleavage product from the acid-cataly2003
Process for reducing the salt content of fractions comprising high boilers obtai2002
Process for reducing the salt content of fractions comprising high boilers obtai2002
Process for preparing phenol and acetone by acid-catalyzed cleavage of cumene hy2001
Method of starting up loop reactor systems in which at least one exothermic reac2001
Process for cleaning up wastewaters from the hock process2001
Process for the production of phenol and acetone from cumene2001
System and method of encoding and decoding a layered bitstream by re-applying ps2000
Method for the transport and storage of phenol1999