Inventor
HOPKINS JEFFREY A
US11 patents
⚠️ This page may combine multiple inventors who share the name “HOPKINS JEFFREY A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AIR PROD & CHEM
9 patentsUS4861351AAug 29, 1989
Production of hydrogen and carbon monoxide
AIR PROD & CHEM126 citations95
US4857082AAug 15, 1989
Membrane unit turn-down control system
AIR PROD & CHEM62 citations93
US4867773ASep 19, 1989
Cryogenic process for nitrogen production with oxygen-enriched recycle
AIR PROD & CHEM27 citations92
US5355682AOct 18, 1994
Cryogenic air separation process producing elevated pressure nitrogen by pumped liquid nitrogen
AIR PROD & CHEM31 citations91
US4732596AMar 22, 1988
Gas separation process
AIR PROD & CHEM53 citations91
US4654047AMar 31, 1987
Hybrid membrane/cryogenic process for hydrogen purification
AIR PROD & CHEM43 citations91
US4983194AJan 8, 1991
Production of high purity argon
AIR PROD & CHEM29 citations90
US4749393AJun 7, 1988
Process for the recovery of hydrogen/heavy hydrocarbons from hydrogen-lean feed gases
AIR PROD & CHEM21 citations81
US5768914AJun 23, 1998
Process to produce oxygen and argon using divided argon column
AIR PROD & CHEM6 citations62