The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 11, 1987
Filed:
Apr. 08, 1985
Applicant:
Inventor:
Bernardus M Zwart, Jr, New Canaan, CT (US);
Assignee:
Nuclear Energy Services, Inc., Danbury, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G21C / ; G01N / ; G01N / ;
U.S. Cl.
CPC ...
376249 ; 73623 ; 73634 ; 73637 ;
Abstract
A method, and an apparatus for carrying out the method, for displacing a weld scanner in and out of a horizontal reactor vessel nozzle submerged in a water pool characterized by buoyancy chambers into which water and air may be introduced by remote control to move the scanner and an associated telescopic boom, column and spider into position relative to the reactor vessel.