David R. Harrington

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Canterbury, AU

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Patents Grantslast 30 patents

Information Patent Grant
Method for guiding everting form employed to carry repair material...
- Patent number 7,922,855
- Issue date Apr 12, 2011
- Sideliner Enterprises Pty Ltd.
- David R. Harrington
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
System and method for installing formed-in-situ localized repair of...
- Patent number 6,619,886
- Issue date Sep 16, 2003
- Sideliner Enterprises Pty Ltd
- David R. Harrington
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method of repairing a pipeline and apparatus for use in such a method
- Patent number 5,203,377
- Issue date Apr 20, 1993
- Barry Bros. Specialised Services Pty. Ltd.
- David R. Harrington
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Guiding means for installation of formed-in-situ conduit repairs
- Publication number 20050072482
- Publication date Apr 7, 2005
- David R Harrington
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...