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Longwall mining is a form of
underground coal
mining where a long wall of coal is
mined in a
single slice (typically 0.6–6.0 m (2 ft 0 in – 19 ft 8 in)...
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Longwall Street is a
street in
central Oxford, England. It runs for
about 300
metres along the
western flank of
Magdalen College. A high,
imposing 15th...
- digging, and
manually extracting the coal on
carts to
large open-cut and
longwall mines.
Mining at this
scale requires the use of draglines, trucks, conveyors...
- 1901,
designing the
Morris Motor Cycle, and in 1902
acquired buildings in
Longwall Street from
which he
repaired bicycles;
operated a taxi service; and sold...
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including in
Cowley Place and
Longwall Street. The
Grove Buildings,
located north of
Longwall quad
between Longwall Street and the Grove, were built...
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techniques also
differ greatly from
those of
surface mining.
Longwall mining – A set of
longwall mining equipment consists of a coal
shearer mounted on a...
- century, when the
school was
occupying part of the
college grounds alongside Longwall Street. It was
slowly relocated by a few
hundred feet, over
Magdalen Bridge...
- the surface. However, roof
falls in
mining are not all accidental. In
longwall mining and
retreat mining,
miners systematically remove all
support from...
-
horizontal position to
protect the
longwall shearer and
armored face conveyor. The
supports advance with the
longwall shearer and
armored face conveyor...
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Valley Longwall International pleaded guilty in the
Greymouth District Court to
three health and
safety charges. On 26
October 2012,
Valley Longwall International...
