Jinniu Mine, Yulin

Project type:

General contract for equipment for paste deposition with wind sand

Project description:

Developed a new method of extraction with deposition to extract the remaining coal cells. Paste made of fine sand, forest, fly ash and cement is used.

Project results:

Resource recovery rate increased from 40% to 75%. The remaining extractable reserves are about 12.27 million tons, the economic effect is about 774 million yuan. The service life of the mine has been extended, the ecology of the area has been improved.