drilling mud


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drilling mud

[′dril·iŋ ‚məd]
(materials)
A suspension of finely divided heavy material, such as bentonite and barite, pumped through the drill pipe during rotary drilling to seal off porous zones and flush out chippings, and to lubricate and cool the bit. Also known as drilling fluid.
References in periodicals archive ?
When it comes to where drilling mud goes, what happens at a jobsite is just as critical as disposal.
The money from disposal of the drilling mud offsets the cost of the recycling program, which has always been a losing proposition.
The relief well, which is expected to be completed later in the month, could be used to pump more heavy drilling mud and cement into the blown-out well to deliver a so-called "bottom kill" ensuring that it is sealed.
That flow rate is too fast for drilling mud with a specific gravity of 2 to penetrate, but not for iron or steel balls or granulated iron and steel with a specific gravity of 7.
lt;strong>Clarification: <em><span style="font-weight: normal;">A clarification was added to an article from May 22, 2010, indicating that drilling mud would be pumped down into the well at high pressure with the aim of stopping the flow of oil and gas, and opening way for cementing it.
The general permit will authorize qualifying operators to construct and operate pits for the temporary storage of drilling muds and fluids encountered during the drilling of oil and gas wells.
3 million from AT&T, the giant telephone company, from a settlement in connection with the 1996 drilling mud spill at Butler Bay in St.
Clarisse Friloux had always believed that the Campbell Wells oil field waste dump site was accepting only drilling mud.
Some studies are focused on developing and characterizing smart cement and drilling mud for oil well construction and cementing applications.
says that DrillWall, its kenaf-based drilling mud additive, was recently tested in the lab by a drilling fluids company and found to provide up to a 50% reduction in fluid loss as compared to current mud additives in sand pack tests using a water-based system.
Analysis by independent consultants of oil samples recovered from gas cut drilling mud over the shale shakers during circulation between logging operations has concluded that the oil is consistent with a marine source, possibly a Horn Valley Siltstone Source and is unlikely to be distillate product contamination (i.