Conduit making method
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United States of America Patent
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-
Nov 25, 1980
Issued Date -
N/A
app pub date -
May 16, 1978
filing date -
May 16, 1978
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
This invention relates to a method for making concrete conduit. The method of this invention pertains to forming a conduit mat of material on a form, advancing the formed conduit mat of material from the form, fastening the conduit mat together, cutting the conduit into desired lengths, applying concrete on the conduit mat, working the concrete from both the inside and outside of the conduit mat to form smooth surfaces on both surfaces of the concreted conduit mat and curing the concreted conduit mat to form concrete conduit. In one embodiment of this invention, the method is performed from a mobile base which moves forward as the concrete conduit is continuously made and layed on the ground or underwater.
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Family
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Cited Art Landscape
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