Inventor · disambiguated record
Martha Parra
Also filed as: PARRA MARTHA · PARRA MARTHA JOSEFINA
2 granted patents·60 citations·filing 1997–2008
63Inventor score
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2 records- 0176US5863301AMethod of produce low viscosity stable crude oil emulsionCOLOMBIANA DE PETROLEOS ECOPET·Filed 1997·Granted Jan 26, 1999·54 cites·23 claims
- 0261US8257579B2Method for the well-head treatment of heavy and extra-heavy crudes in order to improve the transport conditions thereofBARRERO RIGOBERTO·Filed 2008·Granted Sep 4, 2012·6 cites·12 claims
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