˜yÐÄvlog

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longwall

[ lawng-wawl, long- ]

adjective

Mining.
  1. noting or pertaining to a means of extracting coal or other minerals in an underground mine from a continuous face, the roof before the face being supported at intervals by temporary or movable artificial supports. Compare room-and-pillar.


noun

  1. the continuous face so worked.
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˜yÐÄvlog History and Origins

Origin of longwall1

First recorded in 1830–40; long 1 + wall
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Example Sentences

Examples have not been reviewed.

Production at the Perth-based company's Dendrobium coal mine in Illawarra was affected by an extended planned longwall move.

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Longwall configuration is a form of underground mining where a long wall of coal is mined in a single slice.

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South32 has planned four longwall moves - switching from mining one longwall to another - over fiscal 2024.

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Production volumes at the project will be weighted to the second half of fiscal 2024 owing to planned longwall moves across the year, the company added.

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South32, the world's biggest producer of manganese, is facing operational headwinds at its Illawarra Metallurgical Coal project after the miner undertook an extended planned longwall move at the Dendrobium mine.

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