Granted Patent
Utility
US 4,756,768 · App. 06/936,981
Method for the chemical decontamination of metallic parts of a nuclear reactor
Inventors:
Horst-Otto Bertholdt, Hans Hirning, Rudolf Papesch, Hubert Stamm
Patented Case
View Patent ↗
Granted: Jul 12, 1988
Filed: Dec 1, 1986
Inventors
Horst-Otto Bertholdt
Hans Hirning
Rudolf Papesch
Hubert Stamm
Assignee (at issue)
Kraftwerk Union Aktiengesellschaft
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.