000 00512 a2200265 4500
001 99956
020 _a
041 _aeng
080 _a043:662.74Kri
245 _aExtraction of coal by organic solvents (R)
250 _a
260 _aBombay
260 _bIIT
260 _c1962
300 _a72 p.
300 _c28 cm
490 _a
100 _aKrishnan, S.G.
700 _aSarkar, S.
650 _aSarkar, S.
650 _aTheses and Dissertations
650 _a
942 _cTD
942 _2UDC
999 _c188535
_d188535