Process for the production of gamma-butyrolactone

United States of America Patent

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Dec 10, 2002
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N/A
app pub date
Jul 17, 2000
filing date
Feb 2, 1998

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Expired

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Abstract

A process for the production of gamma-butyrolactone. Starting from maleic and/or succinic anhydride the conversion takes place in the vapor phase of a Cu/Cr catalyst.

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Patent Owner	Address
LONZA S P A	20124 MILANO

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C07D:HETEROCYCLIC COMPOUNDS

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[Patents Count]

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Inventor Name	Address	# of filed Patents	Total Citations
Castiglioni, Gian Luca	Riccione, IT	4	22
Fumagalli, Carlo	Albano S. Alessandro, IT	18	85

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Process for the production of gamma-butyrolactone

Number of patents in Portfolio can not be more than 2000

United States of America Patent

09600411

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PATENT NO	6492535
SERIAL NO	09600411
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09600411

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