Assignee

ROXWELL INT LTD

IE·1 granted patent·235 citations·filing 1995–1995

Technology mixE21B1 F16L1 F24T1 F28F1 Y02E1

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1 record

0196US5862866ADouble walled insulated tubing and method of installing sameROXWELL INT LTD·Filed 1995·Granted Jan 26, 1999·235 cites·21 claims

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