B - Operations – Transporting – 26 – D
Patent
B - Operations, Transporting
26
D
164/51
B26D 3/00 (2006.01) F16L 41/04 (2006.01)
Patent
CA 1224137
A B S T R A C T METHOD AND APPARATUS FOR TAPPING INTO TUBING UNDER A CONTROLLED ATMOSPHERE, IN PARTICULAR FOR TUBING IN A NUCLEAR POWER STATION The method comprises the steps of: digging out a continuous groove (13) in the wall of the tubing at the location of the tapping point to be made, said groove being slightly shallower than the thickness of the wall, thereby leaving a membrane (14) of metal at the bottom of the groove between the inside of the tubing and the outside atmosphere; placing a sealed isolation unit on the tubing, said unit covering a wide area which is at least equal to the area delimited by the groove; breaking the metal membrane so as to make an opening in the wall of the tubing; removing the cut out portion of the wall; welding on a blind tail pipe; and removing the sealed isolation unit. The invention also provides a groove-digging device, and a membrane-breaking punch device (600).
450430
Dohlen Gerard
Le Marquis Jean-Claude
Oberlin Claude
Electricite de France - Service National
Goudreau Gage Dubuc
LandOfFree
Method and apparatus for tapping into tubing under a... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Method and apparatus for tapping into tubing under a..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method and apparatus for tapping into tubing under a... will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1311519