Tubing joint for corrosion protection

Pipe joints or couplings – With casing – lining or protector

Patent

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Details

285333, 138DIG6, 204197, F16L 5500

Patent

active

046888284

ABSTRACT:
A tubing joint for the corrosion protection of a production string of metal tubes having one or more annular grooves on the surface of the tube for the inclusion of sacrificial metal rings. Preferably, the metal rings are substantially coincident with the tubing surface.

REFERENCES:
patent: 1646735 (1927-10-01), Mills
patent: 1646736 (1927-10-01), Mills
patent: 1705197 (1929-03-01), Mills
patent: 1814183 (1931-07-01), Patterson
patent: 2304372 (1942-12-01), O'Bannon
patent: 2392033 (1946-01-01), Eaton
patent: 2401546 (1946-06-01), Brown
patent: 3251427 (1966-05-01), Ewing
patent: 3734181 (1973-05-01), Shaffer
patent: 3739456 (1973-06-01), Scherer et al.
patent: 3891394 (1975-06-01), Smith et al.
patent: 4370211 (1983-01-01), Hybler
patent: 4487230 (1984-12-01), Anthony
patent: 4544465 (1985-10-01), March

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