Pipelay in slurry trench
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United States of America Patent
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-
Dec 22, 1987
Grant Date -
N/A
app pub date -
Nov 26, 1986
filing date -
Nov 26, 1986
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A deep trench is excavated into a sea bottom. The trench is filled with a slurry, e.g. clay and water, to maintain trench integrity for a period of time. A pipeline is subsequently lowered to the trench bottom by either gravity settlement, jet down using water jets, or vibration.
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