Inorganic Component Is Elemental Metal Or Alloy

Inorganic Component Is Elemental Metal Or Alloy patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

02/01/07 - 20070027036 - Variable density drilling mud
One embodiment of the invention is a variable density drilling mud comprising compressible particulate material in the drilling mud wherein the density of the drilling mud changes in response to pressure changes at depth. A second embodiment is a method for varying drilling mud density. The method comprises estimating the ...

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