Edward P Ladner

US Patent:

52140156, May 25, 1993

Filed:

Apr 3, 1992

Appl. No.:

7/862887

Inventors:

Malvina Farcasiu - Pittsburgh PA
Patricia A. Eldredge - Barboursville VA
Edward P. Ladner - Pittsburgh PA

Assignee:

The United States of America as represented by the United States
Department of Energy - Washington DC

International Classification:

B01J 3102

US Classification:

502150

Abstract:

A method of preparing a fine particle iron based hydrocracking catalyst and the catalyst prepared thereby. An iron (III) oxide powder and elemental sulfur are reacted with a liquid hydrogen donor having a hydroaromatic structure present in the range of from about 5 to about 50 times the weight of iron (III) oxide at a temperature in the range of from about 180. degree. C. to about 240. degree. C. for a time in the range of from about 0 to about 8 hours. Various specific hydrogen donors are disclosed. The catalysts are active at low temperature (

US Patent:

61439398, Nov 7, 2000

Filed:

Feb 26, 1999

Appl. No.:

9/259419

Inventors:

Malvina Farcasiu - Roslyn Harbor NY
Phillip B. Kaufman - Lafayette LA
Edward P. Ladner - Pittsburgh PA
Richard R. Anderson - Brownsville PA

Assignee:

The United States of America as represented by the United States
Department of Energy - Washington DC

International Classification:

C07C 1725
C07C 100

US Classification:

570227

Abstract:

A method for preparing olefins and halogenated olefins is provided comprising contacting halogenated compounds with diamonds for a sufficient time and at a sufficient temperature to convert the halogenated compounds to olefins and halogenated olefins via elimination reactions.