(84) |
Designated Contracting States: |
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AT BE CH DE DK ES FR GB GR IT LI LU NL SE |
(30) |
Priority: |
15.03.1990 US 19900494195
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(71) |
Applicant: The Lubrizol Corporation |
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Wickliffe, Ohio 44092 (US) |
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(72) |
Inventors: |
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- SAITER, Barbara, Ann
Mentor, OH 44060 (US)
- CHAMBERLIN, William, B., III
Kirtland, OH 44094 (US)
- HILL, George, R.
Chagrin Falls, OH 44022 (US)
- STOLDT, Stephen, H.
Concord Township, OH 44077 (US)
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(74) |
Representative: Crisp, David Norman, et al |
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D. YOUNG & CO. 21 New Fetter Lane London EC4A 1DA London EC4A 1DA (GB) |
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