Maria Carmen Moreira Bezerra

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Rio De Janeiro, BR

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Patents Grantslast 30 patents

Information Patent Grant
Process for the controlled fixing of scale inhibitor in a subterran...
- Patent number 5,840,658
- Issue date Nov 24, 1998
- Petroleo Brasilerio S.A. - Petrobras
- Francisca Ferreira Do Rosario
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE