Isolation and protection device for working on tubing, and in pa

Details Isolation and protection device for working on tubing, and in pa Isolation and protection device for working on tubing, and in pa

1984-03-20

1986-12-02

Jordan, Charles T.

Pipes and tubular conduits

With closures and plugs

Inflatable

138 94, 376203, F16L 5512

Patent

active

046257667

ABSTRACT:
An isolation and protection device is suitable for being inserted and deployed inside tubing, in order, in particular, to collect swarf and foreign bodies during work on tubing which must be kept under a controlled gas atmosphere, or to act as a flow plug or as a heat shield. The device comprises:

REFERENCES:
patent: 417894 (1889-12-01), Winchester
patent: 1695187 (1928-12-01), Goodman
patent: 2487991 (1949-11-01), Stephens
patent: 2559564 (1951-07-01), Sperling
patent: 3537483 (1970-11-01), Teague
patent: 3593749 (1971-07-01), Reardon
patent: 4172472 (1979-10-01), Parrish

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