Bernd Jansen

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Eschweiler, DE

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Patents Applicationslast 30 patents

Information Patent Application
DOWNWELL SYSTEM WITH ACTIVATABLE SWELLABLE PACKER
- Publication number 20090205841
- Publication date Aug 20, 2009
- Jurgen Kluge
- E21 - EARTH DRILLING MINING
Information Patent Application
DOWNWELL SYSTEM WITH SWELLABLE PACKER INCLUDING BLOWING AGENT
- Publication number 20090205818
- Publication date Aug 20, 2009
- Jurgen Klunge
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...