US Patent No: 4,582,092
Number of patents in Portfolio can not be more than 2000
Tube to be fed into a pipelike cavity
Stats
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Apr 15, 1986
Issued date -
Sep 18, 1984
filing date -
06/651,658
serial no -
Expired
status
Importance
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Abstract
Tube to be introduced in a pipelike cavity, and where the forward end of the tube is secured to the entrance to this cavity, and the following part of the tube is introduced through this forward end by a turning inside out, and where the tube to facilitate this operation in its internal layer, which after the introducing turns outside, has build-in compression stresses and/or in its outer layer, which after introducing turns inward, has build-in tension stresses.
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First Claim
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International Classification(s)
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Cited Art
| Patent Info | (Count) | # Cites | Year |
|---|---|---|---|
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| 4,368,091 Method for providing the inner surface of a pipe with a flexible tubular lining material through a liquid resin under pressure | 57 | 1979 | |
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| 4,188,979 Protective cover for a thermoresponsive tube | 4 | 1978 | |