Granted Patent
Utility
US 4,400,182 · App. 06/399,230
Vaporization and gasification of hydrocarbon feedstocks
Inventors:
Haydn Davies, James H. Garstang, Cyril Timmins
Patented Case
View Patent ↗
Granted: Aug 23, 1983
Filed: Jul 19, 1982
Inventors
Haydn Davies
James H. Garstang
Cyril Timmins
Assignee (at issue)
British Gas
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.