发明名称 |
SAWING MACHINE FOR COAL EXTRACTION AT THIN FLAT SEAMS |
摘要 |
A sawing machine for coal extraction at flat seams has scrapers with cutters, multi-chain barrier with possibility of reciprocal motion and drives. Barrier has arc-life form and is rigidly connected to scrapers in the upper part directly, and at middle - by means of corner plate beneath of which a gate for coal motion along the face is hinged.
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申请公布号 |
UA27348(U) |
申请公布日期 |
2007.10.25 |
申请号 |
UA20070007084U |
申请日期 |
2007.06.25 |
申请人 |
DONBAS STATE TECHNICAL UNIVERSITY |
发明人 |
TYSCHENKO VIKTOR OLEKSIIOVYCH |
分类号 |
E21C41/00 |
主分类号 |
E21C41/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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