Granted Patent
Utility
US 4,996,018 · App. 07/340,187
High pressure thimble/guide tube seal fitting with built-in low pressure seal especially suitable for facilitated and more efficient nuclear reactor refueling service
Inventors:
Pankaj BHATT, Ronald M. Blaushild
Patented Case
View Patent ↗
Granted: Feb 26, 1991
Filed: Apr 19, 1989
Inventors
Pankaj BHATT
Ronald M. Blaushild
Assignee (at issue)
Westinghouse Electric Company LLC
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.