Inventor
LONGWELL JOHN P
5 patents
⚠️ This page may combine multiple inventors who share the name “LONGWELL JOHN P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EXXON RESEARCH ENGINEERING CO
4 patentsUS4058575ANov 15, 1977
Catalyst pretreatment with hydrocarbon feedstock
EXXON RESEARCH ENGINEERING CO48 citations91
US3993457ANov 23, 1976
Concurrent production of methanol and synthetic natural gas
EXXON RESEARCH ENGINEERING CO65 citations91
US4343606AAug 10, 1982
Multi-stage process for combusting fuels containing fixed-nitrogen chemical species
EXXON RESEARCH ENGINEERING CO30 citations89
US4388062AJun 14, 1983
Multi-stage process for combusting fuels containing fixed-nitrogen species
EXXON RESEARCH ENGINEERING CO19 citations65