Guidance and protection system for the laying of pipes

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,...

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285 31, 285 27, 405184, F16L 100

Patent

active

048894508

ABSTRACT:
The invention concerns a system of guidance and protection for the laying of pipes. The system according to the invention includes a sleeve formed by at least two truncated cones, the center of which is traversed by a hole extending essentially axially to said sleeve. The invention applies in particular to inner tubing for pipes.

REFERENCES:
patent: 1627044 (1927-05-01), McGeebin
patent: 2646293 (1953-07-01), Gray
patent: 3774403 (1923-11-01), Cushing
patent: 3895830 (1975-07-01), Madlem
patent: 3951436 (1976-04-01), Hyde
patent: 4103901 (1978-08-01), Ditcher
patent: 4243253 (1981-01-01), Rogers
patent: 4533162 (1985-08-01), Rundell
patent: 4619555 (1986-10-01), Skinner et al.

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