Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Extractive distillation for separating ketones and/or alcohols from phenol and/or cresol

Extractive distillation for separating ketones and/or alcohols from phenol and/or cresol

US Patent 4187152 · Granted Feb 5, 1980

Estimated economic value: $3,606,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

System and method for real-time bidding for internet advertising space2013
Piston having a patterned coating and method of applying same2007
Internet advertising system2001
Process for production of multicyanate esters1997
Process for production of multicyanate esters1996
Process for production of multicyanate esters1996
Two-sided carpet construction and method of manufacture thereof1993
Software development system and method using expanding outline interface1993
Floor mat and method of attaching retainer thereto1989
Floor mat mounting system1987
Amorphous metal hardfacing coatings1986
Floor mat1986