Pipeline tool for launching two pipeline clearing spheres

Details Pipeline tool for launching two pipeline clearing spheres Pipeline tool for launching two pipeline clearing spheres

1975-04-01

1977-03-15

Lindsay, Jr., Robert L.

Brushing, scrubbing, and general cleaning

Implements

Pipe, tube, or conduit cleaner

61112, 134 8, 138 93, B08B 904

Patent

active

040116204

ABSTRACT:
Pipeline tool for closing an open end of a pipeline and which is suitable for use with a pipeline sphere for clearing a pipeline has a tubular member for holding two spheres side by side and pipes for supplying compressed air to launch the spheres individually.

REFERENCES:
patent: 3100308 (1963-08-01), De Sena
patent: 3469408 (1969-09-01), Bloemhard
patent: 3751932 (1973-08-01), Matthews, Jr.
patent: 3961493 (1976-06-01), Noland, Jr. et al.

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