DETERMINATION OF POSITION OF THE OUTER RING INSERTAPERTURE ON STRUT-TYPE BIT WITH MIULTIPE-UNIT PLATE[J]. COAL GEOLOGY & EXPLORATION, 1990, 18(4): 61-64.
Citation:
DETERMINATION OF POSITION OF THE OUTER RING INSERTAPERTURE ON STRUT-TYPE BIT WITH MIULTIPE-UNIT PLATE[J]. COAL GEOLOGY & EXPLORATION, 1990, 18(4): 61-64.
DETERMINATION OF POSITION OF THE OUTER RING INSERTAPERTURE ON STRUT-TYPE BIT WITH MIULTIPE-UNIT PLATE[J]. COAL GEOLOGY & EXPLORATION, 1990, 18(4): 61-64.
Citation:
DETERMINATION OF POSITION OF THE OUTER RING INSERTAPERTURE ON STRUT-TYPE BIT WITH MIULTIPE-UNIT PLATE[J]. COAL GEOLOGY & EXPLORATION, 1990, 18(4): 61-64.
DETERMINATION OF POSITION OF THE OUTER RING INSERTAPERTURE ON STRUT-TYPE BIT WITH MIULTIPE-UNIT PLATE
The paper analysed the effect of position of the outer ring inset-aperture upon bit diameter,presented solving process of position of the aperture by means of mathematical method.