Open limestone mining method applied to environmental protection and dust fall
A mining method, limestone technology, applied in open-pit mining, separation methods, chemical instruments and methods, etc., can solve the problem of reducing the air quality of the working area and its surrounding environment, endangering the health and life safety of workers, and damaging machinery and equipment, etc. problems, to achieve the effect of simplifying the management of dust removal, reducing the operating cost of dust removal, and occupying less space
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[0034] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0035] An open-pit limestone mining method applied to environmental protection and dust reduction, comprising the following steps:
[0036] S1. Perforation operation, using wet operation method, adding high-pressure water spraying device, injecting high-pressure water through the center of the drill pipe during rock drilling, so that the dust in the blast hole is wetted and turned into mud, and then the high-pressure airflow blown into the center of the drill pipe Blow out, an...
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