US Patent 7128815 Process for recovery of pure acrylonitrile

Patent 7128815 was granted and assigned to Council of Scientific and Industrial Research on October, 2006 by the United States Patent and Trademark Office.

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Patent

Patent attributes

Current Assignee

‌

Council of Scientific and Industrial Research

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

71288150

Patent Inventor Names

Milind Yashwant Gupte0

Shrikant Madhukar Ghike0

Ravindra William Shinde0

Chandrashekhar Narayan Joshi0

Prashant Purushottam Barve0

Date of Patent

October 31, 2006

Patent Application Number

103958860

Date Filed

March 25, 2003

Patent Primary Examiner

‌

Virginia Manoharan

Patent abstract

Process for recovery of highly pure acrylonitrile by quickly vaporizing under vacuum the contaminated acrylonitrile as well as fresh acrylonitrile followed by contacting with hydrophilic agents in an extractive distillation column using plural number of packed sections.

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