device for the extraction of coal seam shearer in greater thickness

• 1. 一种用于煤层注水、煤层气抽采的抽采系统及抽采方法 [P] . 中国专利： CN113279737A . 2021-08-20
• 2. 一种多煤层瓦斯抽采的分层计量抽采方法和抽采装置 [P] . 中国专利： CN111997574A . 2020-11-27
• 3. COMPLEX FOR EXTRACTION OF COAL OF THIN AND MEDIUM THICKNESS OF INCLINED AND STEEPLY DIPPING SEAMS [P] . 俄罗斯专利： RU2006580C1 . 1994-01-30

  机译： 倾斜和陡浸煤薄薄，中等厚度的煤提取物

• 4. transport device for winning coal seams of low thickness. [P] . BE517539R . 1954-12-24

  机译： 输送低厚度煤层的运输装置。

• 5. METHOD OF REMOTE COAL EXTRACTION AT EDGE SEAMS IN OPEN-CAST AND DEVICE TO THIS END [P] . 俄罗斯专利： RU2553723C1 . 2015-06-20

  机译： 为此目的，在露天和装置边缘煤层进行远程煤抽提的方法

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