一种适用于中小型煤矿采煤的新型全自动割炭成型机，日前在山西省长治市研制成功，并被国家知识产权局授予专利证书。这种ＧＴＪ－Ⅱ型全自动割炭成型机，可纵向、横向、上下及任意角度采割，且采割下的炭块均成４０×４０ｃｍ方形，具有采割安全、不需雷管炸药、不放炮、无震 A new type of fully automatic carbon cutter for coal mining in small and medium-sized coal mines has been successfully developed in Changzhi City, Shanxi Province and was granted a patent certificate by the State Intellectual Property Office. This kind of GTJ-Ⅱ automatic cutting machine can be vertical, horizontal, up and down and any angle cutting, and the cutting under the carbon blocks are 40 × 40cm square, with cutting security, without detonators, not Shooting, no shock