Durable blast joint

Details Durable blast joint Durable blast joint

1988-10-07

1990-03-27

Arola, Dave W.

Pipe joints or couplings

With assembly means or feature

Particular tool-engaging means or with tool

285 45, 285328, 285321, 166243, F16L 3500

Patent

active

049114794

ABSTRACT:
A durable blast joint using a protective sheath of erosion resistant rings arranged in overlapping stacks so as to provide a vertically continuous protective sheath for the full length of the blast joint, while also providing durable structural surfaces suitable for gripping with power tools.

REFERENCES:
patent: 3895832 (1975-07-01), Ellis et al.
patent: 4028796 (1977-06-01), Bergstrom
patent: 4141386 (1979-02-01), Bergstrom
patent: 4211440 (1980-07-01), Bergstrom
patent: 4349050 (1982-09-01), Bergstrom et al.
patent: 4381821 (1983-05-01), Greene
patent: 4613165 (1986-09-01), Kuhne
patent: 4685518 (1987-08-01), Claycomb
patent: 4726423 (1988-02-01), Claycomb

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