Solvent extraction of I-365 from I-141b

United States of America Patent

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Mar 24, 1992
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N/A
app pub date
Aug 28, 1991
filing date
Aug 28, 1991

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Expired

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Abstract

Partial or total separation of a mixture of 1,1,1,3,4-pentafluorobutane and 1,1-dichloro-1-fluoroethane by liquid-liquid extraction with methanol based solvent mixtures, such as methanol with ethanolamine or ethylene glycol.

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Patent Owner(s)

Patent Owner	Address
ATOFINA CHEMICALS INC A CORP OF PENNSYLVANIA	2000 MARKET STREET PHILADELPHIA PA 19103

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C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS

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[Patents Count]

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Inventor Name	Address	# of filed Patents	Total Citations
Bolmer, Michael S	Lower Providence, PA	16	215
Elsheikh, Maher Y	Tredyffrin, PA	85	1194

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Solvent extraction of I-365 from I-141b

Number of patents in Portfolio can not be more than 2000

United States of America Patent

07751014

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PATENT NO	5099081
SERIAL NO	07751014
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07751014

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