William R. Lehrian

Follow

Person

Verona, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Asphaltene hydrodesulfurization with small catalyst particles in a...
- Patent number RE29314
- Issue date Jul 19, 1977
- Gulf Research & Development Company
- Edgar Carlson
- 208 - Mineral oils: processes and products
Information Patent Grant
Asphaltene hydrodesulfurization with small catalyst particles utili...
- Patent number RE29315
- Issue date Jul 19, 1977
- Gulf Research & Development Company
- Edgar Carlson
- 208 - Mineral oils: processes and products