Lubricants for drilling fluids
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United States of America Patent
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Oct 19, 2004
Grant Date -
N/A
app pub date -
Aug 24, 2001
filing date -
Nov 17, 1998
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Abstract
A process for imparting lubricity to an aqueous drilling fluid used in geological exploration involving: (a) providing an aqueous drilling fluid; (b) providing a lubricant component containing a partial glyceride of predominantly unsaturated fatty acids having from about 16 to 24 carbon atoms; and (c) introducing the partial glyceride into the aqueous drilling fluid.
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