(84) |
Designated Contracting States: |
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AT BE CH DE DK ES FR GB IT LI LU NL SE |
(30) |
Priority: |
07.07.1989 US 19890377359
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(71) |
Applicant: CHEVRON RESEARCH AND TECHNOLOGY COMPANY |
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San Francisco, California 94105 (US) |
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(72) |
Inventors: |
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- ZONES, Stacey, I.
San Francisco, CA 94122 (US)
- HOLTERMANN, Dennis, L.
Crockett, CA 94525 (US)
- JOSSENS, Lawrence, W.
Albany, CA 94707 (US)
- SANTILLI, Donald, S.
Larkspur, CA 94939 (US)
- RAINIS, Andrew
Walnut Creek, CA 94594 (US)
- ZIEMER, James, N.
Hercules, CA 94547 (US)
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(74) |
Representative: Nash, David Allan, et al |
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Haseltine Lake & Co. 28 Southampton Buildings Chancery Lane London WC2A 1AT London WC2A 1AT (GB) |
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