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Mining Industry Journal

Issue 2 [04 - 2023], Year XXXII

QR Code - Online: Issue 2 [04 - 2023], Year XXXII

01. Research on experimental application of cutting roof technology by directional hydraulic pumping method to initial caving in mechanized longwall underground coal mines in Quang Ninh

Dac Manh Phung, Nguyen Trung Pham, Luong Xuan Nguyen

134

02. Results of experimental application of no-pillar mining technology in Khe Cham I area, Ha Long coal Company

Ngan Tuan Tran, Nguyen Trung Pham, Minh Khanh Pham, Ha Manh Nguyen, Duong Quang Luu, Thuong Manh Ha, Ha Van Nguyen, Duy Ngoc Nguyen, Hieu Van Nguyen

124

03. Research on application of automatic monitoring system in no-pillar mining technology in the Khe Cham I area - Ha Long coal Company

Minh Khanh Pham, Thanh Xuan Pham, Hieu Van Nguyen

144

04. Research of material composition and proposed method for recovery iron concentrate from the tailings of Kip Tuoc iron ore processing factory, Lao Cai

Hai Thanh Pham, Nhung Thi Pham, Dung Kim Thi Nhu, Toi Trung Tran, Thinh Duc Tran

126

05. Determination of some indicators of locomotives operation on Viet Nam railways for 2015 -2020

Tién Le Phạm, Tuán Dúc Dõ

125

06. Reliability assessment of engine crankshaft bearing systems in D12E locomotives used on Viet Nam railways

Chi Huu Nguyen, Tuan Duc Do

135

07. The influence of voltage measuring transformerson the value of current and zero- sequence voltagein the mine medium power networks when occur single-phase earth fault

Thang Van Dinh

147

08. Assessment of the status of water quality in Lai Giang river, Binh Dinh province and proposed solutions for management

Thuy Thanh Thi Tran, Hiep Van Ho

166

09. Some new research results and orientationsof deep coal exploration in the area of Nui Hong open pit coal mine, Thai Nguyen province

Phuong Nguyen, Hung Manh Nguyen, Dong Phuong Nguyen

166

10. Digital transformation in petroleum exploration and production

Duc Anh Nguyen, Trung Ngoc Phan

119

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