Process for remotely lining a steam generator tube of a pressuri

Details Process for remotely lining a steam generator tube of a pressuri Process for remotely lining a steam generator tube of a pressuri

1987-04-30

1988-12-27

Kyle, Deborah L.

Metal working

Means to assemble or disassemble

Puller or pusher means, contained force multiplying operator

376260, F28F 1100

Patent

active

047930446

ABSTRACT:
A liner (12) is inserted into the water box (3) through the manhole (9) vertically in line with the manhole, and then the liner (12) is moved as far as a position situated vertically in line with the tube (8) to be lined. The operations of inserting the liner (12) into the tube (8), of diametral expansion and of roller-expanding are performed by inserting a corresponding appliance into the water box (3) and using this appliance from an operating station (18) outside the water box, where the drive for the appliance is situated.

REFERENCES:
patent: 4205940 (1980-06-01), Golick
patent: 4406856 (1983-09-01), Wilkins et al.
patent: 4508063 (1985-04-01), Monne
patent: 4571821 (1986-02-01), Pirl et al.
patent: 4580426 (1986-04-01), Zafred
patent: 4639994 (1987-02-01), Cooper, Jr. et al.
patent: 4653164 (1987-03-01), Cooper, Jr. et al.
patent: 4685186 (1987-08-01), Glatthorn
patent: 4713882 (1987-12-01), Bianchi et al.
"Nuclear Systems Inspection Services", Kerntechnik, pp. 110-116, vol. 19, No. 3, 1977.
"Steam Generators", Nuclear Engr. Int., pp. 28, 33, 34, Jan. 1987.
"Steam Generators", Nuclear Engr. Int. p. 28, Jul. 1985.

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