Pending Patents

Clamp Assembly for Feedwater Sparger End Bracket Assembly and Methods Therefor.

Method and Apparatus for Detecting and Isolating a Rupture in a Fluid Distribution System.

Repaired Shroud Assembly for Boiling Water Reactor (As Amended).

Wedge Clamp for Repairing Boiling Water Reactor Shroud (As Amended).

Methods and Apparatus for Repairing a Cracked Jet Pump Riser in a Boiling Water Reactor Utilizing a Spacer.

Product Irradiation Device and Method of Irradiating Products Using the Same.

Method and Apparatus for Repairing Cracked Core Spray Supply Piping in a Boiling Water Reactor.

Issued U.S. Utility Patents

03/06/01

6,195,892 B1

Method for Replacing Cracked Core Spray Supply Piping in a Boiling Water Reactor

01/30/01

6,178,635 (09/371,116)

Method for Repairing Vertical Welds in a Boiling Water Reactor Using a Clamp with Eccentric Pins Sealed Against an Interior of the Shroud.

01/02/01

6,167,618 B1 (09/275,548)

Method for Repairing Vertical Welds in a Boiling Water Reactor Shroud Using a Clamp with Eccentric Pins.

10/31/00

6,138,353 (09/225,778)

Method and Apparatus for Repairing Vertical Welds in a Boiling Water Reactor Shroud.

10/12/99

5,964,029 (09/086,416)

Apparatus for Repairing Cracked Core Spray Supply Piping in a Boiling Water Reactor.

11/24/98

5,839,192 (08/758,056)

Method and Apparatus for Repairing Cracked Core Spray Supply Piping in a Boiling Water Reactor.

10/27/98

5,828,713 (08/948,269)

Replacement Core Shroud Assembly for a Boiling Water Reactor.

09/29/98

5,815,543 (08/621,498)

Seismic Support with Clearance Gap and Yieldable Member.

09/15/98

5,809,100 (08/870,402)

Apparatus for Detecting Changes in Preload on a Tie Rod Installed as Part of a Core Shroud Repair in a Boiling Water Reactor.

11/11/97

5,687,206 (08/730,178)

Method of Replacing a Boiling Water Reactor Core Shroud.

02/04/97

* 5,600,690 (08/359,376)

Method and Apparatus for Repairing Boiling Water Reactor Shrouds Utilizing Tie-Rods and Braces. Corresponding Foreign Patent No.: 283170/95.

02/04/97

* 5,600,689 (08/358,085)

Method and Apparatus for Repairing Boiling Water Reactor Shrouds Utilizing Tie-Rods with Multiple Longitudinal Members. Corresponding Foreign Patent No.: 280381/95.

12/31/96

5,589,640 (08/627,154)

Method for Detecting Changes in a Preload on a Tie Rod Installed as Part of a Core Shroud Repair in a Boiling Water Reactor.

11/19/96

* 5,577,082 (08/516,716)

Repaired Shroud Assembly for a Boiling Water Reactor. Corresponding Foreign Patent No.: 304723/94

04/04/95

* 5,402,570 (08/190,696)

Method for Repairing Boiling Water Reactor Shrouds. Corresponding Foreign Patent Nos.: 189011, 304723/94 & 072999

11/29/94

5,367,768 (08/992,224)

Methods of Repairing Inconel 600 Nozzles of Pressurized Water Reactor Vessels. Corresponding Foreign Patent Nos.: 189011, 304723/94 & 072999

12/4/90

* 4,975,238 (08/239,309)

Control System for a Nuclear Steam Power Plant.

11/27/90

4,972,805 (08/473,453)

Method and Apparatus for Removing Foreign Matter from Heat Exchanger Tubesheets.

09/14/76

3,980,188 (07/577,395)

Method for Handling Nuclear Fuel Casks.

03/23/76

3,945,509 (07/507,858)

Handling System for Nuclear Fuel Casks.

Issued Foreign Patents

7/9/97

072999 (Taiwan)

Method for Repairing Boiling Water Reactor Shrouds. Corresponding U.S. Patent No.: 5,402,570.

1995

283170/95 (Japan)

Method and Apparatus for Repairing Boiling Water Reactor Shrouds Utilizing Tie-Rods and Braces. Corresponding U.S. Patent No.: 5,600,690.

1995

280381/95 (Japan)

Method and Apparatus for Repairing Boiling Water Reactor Shrouds Utilizing Tie-Rods with Multiple Longitudinal Members. Corresponding U.S. Patent No.: 5,600,689.

1995

0666574 (Europe)

Method for Repairing Boiling Water Nuclear Reactor Shrouds and Repaired Shroud Assembly of a Boiling Water Nuclear Reactor Obtained by the Method. Corresponding U.S. Patent Nos.: 5,402,570 & 5,577,082.

1994

189011 (Mexico)

Method for Repairing Boiling Water Reactor Shrouds. Corresponding U.S. Patent No.: 5,402,570.

1994

304723/94 (Japan)

Method for Repairing Boiling Water Reactor Shrouds. Corresponding U.S. Patent Nos.: 5,402,570 & 5,577,082.


* Licensed to General Electric