Inventor
HELLEWELL TODD D
US11 patents
⚠️ This page may combine multiple inventors who share the name “HELLEWELL TODD D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
COMBUSTION ENG
5 patentsUS5020454AJun 4, 1991
Clustered concentric tangential firing system
COMBUSTION ENG71 citations94
US5626085AMay 6, 1997
Control of staged combustion, low NOx firing systems with single or multiple levels of overfire air
COMBUSTION ENG58 citations93
US5315939AMay 31, 1994
Integrated low NOx tangential firing system
COMBUSTION ENG91 citations93
US6089171AJul 18, 2000
Minimum recirculation flame control (MRFC) pulverized solid fuel nozzle tip
COMBUSTION ENG51 citations90
US4505435AMar 19, 1985
Apparatus for removal of troublesome mineral matter from pulverized coal
COMBUSTION ENG13 citations72