000 | 01296cam a2200325 a 4500 | ||
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999 |
_c685 _d685 |
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001 | 1999503 | ||
003 | Biblioteca de INTEMIN | ||
005 | 20180426113210.0 | ||
008 | 900920s1991 dcua b f000 0 eng | ||
010 | _a 90049809 | ||
040 |
_aDLC _cDLC _dDLC |
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050 | 0 | 0 |
_aTN295 _b.U4 no. 9278 _aTN813 |
082 | 0 | 0 |
_a622 s _a622/.48 _220 |
086 | 0 | _aI 28.27:9278 | |
100 | 1 |
_aYenchek, M. R. _q(Michael R.) _91766 |
|
245 | 1 | 0 |
_aImpact of current load on mine trailing cable thermal life / _cby M.R. Yenchek and P.G. Kovalchik. |
260 |
_aWashington, D.C. (2401 E St., N.W., MS #9800, Washington 20241-0001) : _bU.S. Dept. of the Interior, Bureau of Mines, _c1991. |
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300 |
_a11 p. : _bill. ; _c28 cm. |
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490 | 1 |
_aInformation circular ; _v9278 |
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504 | _aIncludes bibliographical references (p. 11). | ||
650 | 0 |
_aCoal mining machinery _xElectric equipment _xTesting. _92241 |
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650 | 0 |
_aElectric cables _xThermal properties. _92242 |
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650 | 0 |
_aElectric currents _xHeating effects. _92243 |
|
650 | 0 |
_aPowerline ampacity. _92244 |
|
700 | 1 |
_aKovalchik, Peter G. _92245 |
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830 | 0 |
_aInformation circular (United States. Bureau of Mines) ; _v9278. _9794 |
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906 |
_a7 _bcbc _corignew _d1 _eocip _f19 _gy-gencatlg |
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942 |
_2udc _cCR |