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| US4770803 | 3 Jul 1986 | 13 Sep 1988 | The Lubrizol Corporation | Aqueous compositions containing carboxylic salts |
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| US5334329 | 7 Oct 1988 | 2 Ago 1994 | The Lubrizol Corporation | Lubricant and functional fluid compositions exhibiting improved demulsibility |
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| USRE36479 | 4 Oct 1996 | 4 Ene 2000 | The Lubrizol Corporation | Aqueous compositions containing nitrogen-containing salts |
