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Lubricant for metal forming
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Patent number 6,034,041
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Issue date Mar 7, 2000
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Metallgesellschaft Aktiengesellschaft
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Klaus-Dieter Nittel
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Lubricant carrier salt for metal forming
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Patent number 5,584,945
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Issue date Dec 17, 1996
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Metallgesellschaft Aktiengesellschaft
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Klaus-Dieter Nittel
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Preparation of metals for cold forming
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Patent number 4,199,381
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Issue date Apr 22, 1980
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Oxy Metal Industries Corporation
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Karl-Heinz Nuss
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...