Roof bolting anchorage efficiency of 22 mm diameter wedge and slot type roof bolts in a group of collieries / N. M. Raju and Dr. B. Singh

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Material type: Text

TextLanguage: English Series: Reference Central Mining Research Station-M18/37Publication details: Dhanbad : Central Mining Research Station, 1967Description: 20 p. : ill. ; 21 cmDDC classification:

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Holdings
Item type	Current library	Collection	Call number	Materials specified	Status	Date due	Barcode	Item holds
Books	National Library of India Annexe Reading Room & Stack Division	Government Publications	G. P. 622.(54) In 2 rpc no. 37 (Browse shelf(Opens below))		Available

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