Granted Patent
Utility
US 4,550,769 · App. 06/375,730
Solids quench boiler and process
Inventors:
Arju H. Bhojwani, Herman N. Woebcke
Patented Case
View Patent ↗
Granted: Nov 5, 1985
Filed: May 7, 1982
Inventors
Arju H. Bhojwani
Herman N. Woebcke
Assignee (at issue)
Stone & Webster Engineering Corp.
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.