Access plug flange

Details Access plug flange Access plug flange

1993-06-28

1994-10-04

Simone, Timothy F.

Pipes and tubular conduits

With closures and plugs

Lateral opening

138 94, F16L 5510

Patent

active

053517180

ABSTRACT:
An access plug flange and sealing plug are provided for inspection ports on chemical processing vessels. The plug flanges are easily installed, while remaining firmly and securely in place; the sealing plug is also easily removable from the flange for inspection purposes.

REFERENCES:
patent: 781408 (1905-01-01), DuBois
patent: 2559210 (1951-07-01), Bradley
patent: 3756287 (1973-09-01), Bishop
patent: 3773086 (1973-11-01), Kurz
patent: 3827462 (1974-08-01), Celesta
patent: 3940308 (1976-02-01), Blanchfield
patent: 4091842 (1978-05-01), Greenawalt et al.
patent: 4290536 (1981-09-01), Morel
patent: 5010926 (1991-04-01), Kurth et al.
patent: 5014866 (1991-05-01), Moore

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