Steven P. Johnson

Follow

Person

Barrington, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Separation of sterols from low-acid feeds with magnesium silicate a...
- Patent number 4,977,243
- Issue date Dec 11, 1990
- UOP
- Timothy J. Barder
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Purification of alpha naphthol-containing feedstock by adsorption
- Patent number 4,962,273
- Issue date Oct 9, 1990
- UOP
- Hermann A. Zinnen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Adsorption separation of sterols from tall oil pitch with carbon ad...
- Patent number 4,849,112
- Issue date Jul 18, 1989
- UOP
- Timothy J. Barder
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL