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Class Information
Number: 175/208
Name: Boring or penetrating the earth > With above-ground means for handling drilling fluid or cutting > Fluid spray
Description: Apparatus in which the means consists of a fluid spraying means (e.g., nozzle) which emits fluid adjacent the mouth of the borehole.

Patents under this class:

Patent Number Title Of Patent Date Issued
5992544 Fire suppression apparatus for well drilling system Nov. 30, 1999
5295536 Drilling mud container apparatus Mar. 22, 1994
4798505 Process and apparatus for removal of dust and chip material at the machining station of a machine tool Jan. 17, 1989
4640372 Diverter including apparatus for breaking up large pieces of formation carried to the surface by the drilling mud Feb. 3, 1987
4215753 Drilling fluid cooling system Aug. 5, 1980

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