The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 24, 2023
Filed:
Feb. 29, 2020
China University of Mining and Technology, Xuzhou, CN;
Xuzhou Tianluzhongkuang Mining Technology Co., Ltd., Xuzhou, CN;
CHINA UNIVERSITY OF MINING AND TECHNOLOGY, Jiangsu, CN;
Abstract
The present invention discloses a method for constructing inner dump type strip mine pit bottom reservoirs section by section, specifically including the following steps: S: processing end slopes: discarding clay at a lowest step of an inner waste dump of a strip mine; S: discharging concrete to slope faces of lowest steps of the end slopes on two sides of a pit bottom; S: sealing the bottom; S: discarding gravel into a pit of the strip mine; S: laying geotextile; S: re-adopting clay on the lowest steps of the end slopes of the inner waste dump, so as to form a reservoir sealing isolation layer; S: constructing a plurality of reservoirs step by step in an advancing direction of the strip mine; S: storing water resources: completing installation of water storage wells; S: completing installation of water fetching wells; S: storing water resources.