METODO DI PERFORAZIONE DI UN POZZO SOTTERRANEO

METODO DI PERFORAZIONE DI UN POZZO SOTTERRANEO

A method of minimizing the weight loss of mass of the drilling pipe and wellbore casing while drilling a subterranean well with an oil-based drilling fluid comprising adding to the oil-based drilling fluid an anti-wear additive based on sulfated, sulfonated or sulfited natural oils or fats of vegeta...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: GALLO, ERIK, LI BASSI, GIUSEPPE, CECCHETTO, MASSIMO, FLORIDI, GIOVANNI, PIROVANO, PIERANGELO, BOTTARELLO, LORENA, VIGANO', LAURA, MERLI, LUIGI
Format: Patent
Sprache:ita
Schlagworte:
ADHESIVES
CHEMISTRY
DYES
MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
NATURAL RESINS
PAINTS
POLISHES
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Beschreibung
Zusammenfassung:A method of minimizing the weight loss of mass of the drilling pipe and wellbore casing while drilling a subterranean well with an oil-based drilling fluid comprising adding to the oil-based drilling fluid an anti-wear additive based on sulfated, sulfonated or sulfited natural oils or fats of vegetable or animal origin.