| (84) |
Designated Contracting States: |
|
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO
PL PT RO SE SI SK SM TR |
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Designated Extension States: |
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AL BA RS |
| (30) |
Priority: |
27.02.2009 JP 2009046150
|
| (43) |
Date of publication of application: |
|
04.01.2012 Bulletin 2012/01 |
| (73) |
Proprietors: |
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- Japan Oil, Gas and Metals National Corporation
Minato-ku, Tokyo 105-0001 (JP)
- INPEX Corporation
Tokyo 107-6332 (JP)
- JX Nippon Oil & Energy Corporation
Chiyoda-ku
Tokyo 100-8162 (JP)
- Japan Petroleum Exploration Co., Ltd.
Tokyo 100-0005 (JP)
- Cosmo Oil Co., Ltd.
Tokyo 105-8528 (JP)
- Nippon Steel & Sumikin Engineering Co., Ltd.
Tokyo 141-8604 (JP)
|
|
| (72) |
Inventor: |
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- TASAKA, Kazuhiko
Chiyoda-ku
Tokyo 1008162 (JP)
|
| (74) |
Representative: Vossius & Partner |
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Siebertstrasse 4 81675 München 81675 München (DE) |
| (56) |
References cited: :
WO-A1-2007/114279 AU-A1- 2007 232 928 US-A- 4 475 347
|
WO-A1-2009/013664 CN-A- 1 611 565 US-A1- 2006 131 218
|
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| |
|
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- KAGAKU DAIJITEN 15 August 1989, page 847, XP008167359
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