a. See: blasting machine; exploder. Nelson
b. A number of similar machines or similar pieces of equipment placed side
by side on a single or separate base and by means of common connections as
a unit. Long
c. Mine support in which timbers are placed in groups of 3 to 12 or more.
The battery may be strengthened by binding with wire. Spalding
d. A wooden platform for miners to stand upon while at work, esp. in
steeply dipping coal beds.
e. A series or row of coke ovens. Mersereau, 2
f. A bulkhead or structure of timber for keeping coal in place.
g. The plank closing the bottom of a coal chute.
h. A series of stamps, usually five, operated in one box or mortar, for
crushing ores; also, the box in which they are operated. Hess
i. A stamper mill for pulverizing stone. Gordon
j. Timbering in which the sticks are placed from foot to hanging wall,
touching each other, in a solid mass of 3 to 12 or more. The battery may
be further strengthened by binding around with wire. Spalding
k. In steeply pitching seams, a wooden structure built across the chute to
hold back blasted coal. Korson
l. A number of stamps for crushing and pulverizing ores. Nelson
m. Section of ore dressing (reduction) plant. Pryor, 3
n. A combination of chemically activated accumulators, which, after
charging, may be used for a considerable time as a source of
direct-current electricity. Also called storage battery. Long
Dictionary of Mining, Mineral, and Related Terms