|
US1584588A
|
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Treating lubricating oils
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US1456111A
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Clay product and process of preparing same
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|
US1419951A
|
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Paper product and process of making the same
|
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Method of deflocculating solid substances
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Deflocculating solid materials and agents therefor
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|
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Lubricating oil
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CA105588A
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Methode of defloccating graphite
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CA105589A
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Method of disintegrating amorphous bodies
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CA80016A
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Method of reducing compounds
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CA69914A
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Graphite manufacture
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CA46340A
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Production of artificial crystalline carbonaceous materials
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