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Method of everting a tube
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Patent number RE35944
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Issue date Nov 3, 1998
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Insituform (Netherlands) B.V.
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F. Thomas Driver
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264 - Plastic and nonmetallic article shaping or treating: processes
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Dual containment pipe rehabilitation system
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Patent number 5,546,992
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Issue date Aug 20, 1996
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Insituform (Netherlands) B.V.
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Douglas K. Chick
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Method of everting a tube
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Patent number 5,167,901
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Issue date Dec 1, 1992
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F. Thomas Driver
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Apparatus for everting a tube
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Patent number 5,154,936
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Issue date Oct 13, 1992
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Insituform Licensees B.V.
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F. Thomas Driver
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Lining of pipelines and passageways
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Patent number 4,980,116
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Issue date Dec 25, 1990
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Insituform of North America, Inc.
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F. Thomas Driver
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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