David Purvis

Follow

Person

Georgetown, CA

People

Patents Grantslast 30 patents

Information Patent Grant
Integrated high temperature high conversion olefin/polyolefin process
- Patent number 6,111,156
- Issue date Aug 29, 2000
- Nova Chemicals (International) S.A.
- Michael C. Oballa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Integrated cracking and olefins derivative process utilizing dilute...
- Patent number 5,981,818
- Issue date Nov 9, 1999
- Stone & Webster Engineering Corp.
- David Purvis
- C07 - ORGANIC CHEMISTRY