نتایج جستجو برای: stoping

تعداد نتایج: 94  

Journal: :Journal of the Mining and Metallurgical Institute of Japan 1953

Journal: :Mining of Mineral Deposits 2023

Purpose. Determining the patterns for geomechanical state changes in rock mass, depending on stoping face technological parameters sloping ore deposits. Methods. The state-of-the-art CAE Fidesys strength analysis system has been adopted to conduct research processes around face, which is effective a flat formulation. used provides complete engineering process cycle from preparation of calculati...

Journal: :Medali jurnal: media dental intelektual 2022

Background: Bleeding is often found in dental practice. Excessive bleeding can hinder wound healing. For the surgeon to achieve rapid and effective hemostasis important. Therefore, a topical hemocoagulation solution given help control surface by applying it locally. One such agent Feracrylum. Feracrylum polymer of polyacrylic acid containing 0.05 0.5% iron. iron element will react with albumin ...

Journal: :Annales des Télécommunications 2012
Haisheng Liu Christophe Jégo Emmanuel Boutillon Michel Jézéquel Jean-Philippe Diguet

In the field of mobile communication systems, the energy issue of a turbo decoder becomes an equivalent constraint as throughput and performance. This paper presents a contribution to the reduction of the power consumption in the turbo decoder. The main idea is based on re-encoding technique combined with dummy insertion during the iterative decoding process. This technique, name ”Toward Zero P...

Journal: :GSC Advanced Research and Reviews 2023

Global warming is caused by the lack of N and P decrease CO2 assimilation fix heat absorption. Lack elimination NOx NP in waste water. Fish production at Seto inland sea decreased 90% P. will stop if developed countries NP. be activated stop. The author presented petition to ammonia close water purification center. If purification.

2017
D J Brake

There has been a substantial change in attitude towards egress and entrapment, along with the role and deploy-ability of mine rescue in hardrock mines in Australia over the past decade. Regulators as well as internal risk assessments are deeming situations that would have been acceptable not that long ago no longer acceptable. The rapid development of technology for remote and teleremote loader...

2012
Lewis Land

A small but significant number of sinkholes and other karst phenomena in southeastern New Mexico are of human origin and are often associated with solution mining of salt beds in the shallow subsurface. In 2008 two brine wells in a sparsely populated area of northern Eddy County, New Mexico, abruptly collapsed as a result of solution mining operations. The well operators had been injecting fres...

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