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:
Dec. 28, 2010
Filed:
Oct. 28, 2008
Applicants:
Steven Evitt, Somerville, MA (US);
Chung-ming Chi, Needham, MA (US);
Marshall S. Lee, Concord, MA (US);
David Palmer, Katy, TX (US);
Inventors:
Steven Evitt, Somerville, MA (US);
Chung-Ming Chi, Needham, MA (US);
Marshall S. Lee, Concord, MA (US);
David Palmer, Katy, TX (US);
Assignee:
Badger Licensing LLC, Cambridge, MA (US);
Primary Examiner:
Int. Cl.
CPC ...
C07C 37/74 (2006.01); C07C 37/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
An improved process for recovering phenol from a bisphenol-A residue stream by reconfiguring the distillation column and the cracking reactor in a way that separates the reboil/distillation heat load and the cracking heat load, so that separate heat sources are used.
Evitt, Steven. (2010). Process for recovering phenol from a bpa waste stream (U.S. Patent No. 7858830). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7858830
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile