Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – With protection or indication of pipe or trench
Patent
1992-11-30
1995-12-19
Corbin, David H.
Hydraulic and earth engineering
Subterranean or submarine pipe or cable laying, retrieving,...
With protection or indication of pipe or trench
405155, 405158, F16L 112
Patent
active
054763436
ABSTRACT:
An improved thermally insulated, impact and abrasion resistant pipeline and an impact resistant, flexible, cementitious material which maintains low thermal conductivity when submerged and which is suitable for insulating underwater pipelines, said material comprising:
REFERENCES:
patent: 3782985 (1974-01-01), Gebhardt
patent: 4384896 (1983-05-01), Aitcin et al.
patent: 4449852 (1984-05-01), Muszynski
patent: 4504320 (1985-03-01), Rizer et al.
patent: 4721410 (1988-01-01), Recalde
patent: 4822422 (1989-04-01), Suguma
Rhoplex DP-2605 A 100% Acrylic Dry Polymer Cement Modifier, Rohm and Haas 1991.
Corbin David H.
Johnson Kenneth H.
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