Inventor
GREENWOOD ARTHUR R
US22 patents
⚠️ This page may combine multiple inventors who share the name “GREENWOOD ARTHUR R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UOP INC
19 patentsUS4615792AOct 7, 1986
Hydrogen circulation for moving bed catalyst transfer systems
UOP INC75 citations96
US4578370AMar 25, 1986
Gas circulation method for moving bed catalyst regeneration zones
UOP INC48 citations92
US4576712AMar 18, 1986
Maintaining gas flow during transfer of solids in hydrocarbon conversion and gas-solid contacting processes
UOP INC40 citations92
US4567023AJan 28, 1986
Multiple-stage reactor system for a moving catalyst bed
UOP INC30 citations91
US4411870AOct 25, 1983
Reactor system
UOP INC20 citations78
US4832921AMay 23, 1989
Apparatus for regeneration of hydrocarbon conversion catalyst
UOP INC14 citations74
US4701429AOct 20, 1987
Catalyst regeneration with varying air flow to burn-off zone from drying zone through halogenation zone
UOP INC14 citations74
US4687637AAug 18, 1987
Catalyst regeneration apparatus
UOP INC19 citations74
US4665632AMay 19, 1987
Apparatus for uniformly distributing fluid through a bed of particulate material
UOP INC16 citations74
US4662081AMay 5, 1987
Process for uniformly distributing fluid through a bed of particulate material
UOP INC14 citations74
US4647549AMar 3, 1987
Regeneration of hydrocarbon conversion catalyst
UOP INC9 citations74
US4567022AJan 28, 1986
Apparatus for facilitating sampling of particulate matter passing from one treatment zone to another
UOP INC11 citations74
US4403909ASep 13, 1983
Method for discharging catalyst particles from a moving bed system at a substantially steady flow rate
UOP INC13 citations74
US4341740AJul 27, 1982
Catalyst flow dampener
UOP INC13 citations74
US4069134AJan 17, 1978
Hydrogen-producing hydrocarbon conversion with gravity-flowing catalyst particles
UOP INC7 citations74
US4411869AOct 25, 1983
Multiple stage reactor system
UOP INC19 citations70
US4568451AFeb 4, 1986
Process for producing a hydrogen-rich gas stream from the effluent of a catalytic hydrocarbon conversion reaction zone
UOP INC10 citations69
US4637266AJan 20, 1987
Process for sampling particulate matter passing from one treatment zone to another
UOP INC5 citations63
US4308238ADec 29, 1981
Catalyst flow dampener
UOP INC5 citations63