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Patent applications and USPTO patent grants for Grundner; Heidi.The latest application filed is for "demulsifiers".
Patent | Date |
---|---|
Alkoxylated polyglycerols and their use as demulsifiers Grant 7,026,363 - Leinweber , et al. April 11, 2 | 2006-04-11 |
Demulsifiers App 20050203193 - Leinweber, Dirk ;   et al. | 2005-09-15 |
Alkoxylated polyglycerols and their use as demulsifiers App 20040072916 - Leinweber, Dirk ;   et al. | 2004-04-15 |
Use of cardanol aldehyde resins as asphalt dispersants in crude oil App 20040050752 - Leinweber, Dirk ;   et al. | 2004-03-18 |
Aromatic aldehyde resins and their use as emulsion breakers Grant 6,703,428 - Holtrup , et al. March 9, 2 | 2004-03-09 |
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