单词 | turbodrill |
释义 | > as lemmasturbodrill turbodrill n. Brit. , U.S. Oil Industry a drill in which the drilling bit is rotated by a turbine situated next to it in the drilling string and driven by the upflow of mud; also as v. transitive.ΘΚΠ society > occupation and work > industry > drilling for oil or gas > drill for oil or gas [verb (transitive)] > method of drilling spud1886 rathole1922 turbodrill1948 slant-drill1969 society > occupation and work > equipment > oil and natural gas recovery equipment > [noun] > drilling equipment surface casing1877 string1895 tubular goods1922 drill pipe1932 pup joint1937 drill string1948 turbodrill1948 tubular1975 1948 Oil & Gas Jrnl. 3 June 58/3 During initial field tests conducted in May.., the new Edco Turbodrill penetrated 950 ft. of shallow section in a wildcat test drilling. 1981 ‘D. Rutherford’ Porcupine Basin iv. 66 We're developing a new turbo-drill on a flexible string which can be reeled out on a drum. < as lemmas |
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