BJ TOOL SERVICES LTD.

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Calgary, CA

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Patents Grantslast 30 patents

Information Patent Grant
Low pressure-set packer
- Patent number 8,336,615
- Issue date Dec 25, 2012
- BJ Tool Services Ltd.
- John Hughes
- E21 - EARTH DRILLING MINING
Information Patent Grant
Eutectic material-based seal element for packers
- Patent number 7,997,337
- Issue date Aug 16, 2011
- BJ Tool Services Ltd.
- Dale Ian Kunz
- E21 - EARTH DRILLING MINING
Information Patent Grant
Eutectic material-based seal element for packers
- Patent number 7,673,692
- Issue date Mar 9, 2010
- BJ Tool Services Ltd.
- Dale Ian Kunz
- E21 - EARTH DRILLING MINING

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Patents Applicationslast 30 patents

Information Patent Application
EUTECTIC MATERIAL-BASED SEAL ELEMENT FOR PACKERS
- Publication number 20100155056
- Publication date Jun 24, 2010
- BJ TOOL SERVICES LTD.
- Dale Ian Kunz
- E21 - EARTH DRILLING MINING
Information Patent Application
EUTECTIC MATERIAL-BASED SEAL ELEMENT FOR PACKERS
- Publication number 20100018694
- Publication date Jan 28, 2010
- BJ TOOL SERVICES LTD.
- Dale Ian Kunz
- E21 - EARTH DRILLING MINING
Information Patent Application
SPRING/SEAL ELEMENT
- Publication number 20100019426
- Publication date Jan 28, 2010
- BJ TOOL SERVICES LTD.
- DALE IAN KUNZ
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...