Inventor

ELLINGHAM ROBERT E

US3 patents

⚠️ This page may combine multiple inventors who share the name “ELLINGHAM ROBERT E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CRI INT INC

2 patents

US4720473AJan 19, 1988

Production of improved catalyst-type particles using length and density grading

CRI INT INC35 citations86

US5082552AJan 21, 1992

Hydrotreating with catalyst particles using length and density grading

CRI INT INC5 citations57

RECAT INC

1 patent

US5108968AApr 28, 1992

Process for treating a material wherein the material is suspended in a gaseous atmosphere

RECAT INC11 citations62