Results 1 to 10 of about 214,178 (294)
International Journal of Mining Science and Technology, 2021 Two miners were fatally injured when a pillar bump occurred during retreat mining in a southern West Virginia coal mine. The mine was operating in the Eagle seam with overmining in the No. 2 Gas and Powellton seams. A coal bump is defined as a sudden and
Christopher Newman, David Newman
exaly +3 more sources
Machines, 2022 The rolling element bearing is a fundamental component of any rotating machinery. During operation, wear debris and lubricant impurities create dents and bumps on the bearing raceway surfaces.
Mahmoud M. Atef +3 more
doaj +1 more source
Novel Radiographic Measurements for Operatively Treated Haglund’s Deformity
Tomography, 2022 Background: Haglund’s deformity, which is characterized by a bony prominence of the posterosuperior aspect of the calcaneus, causes posterior heel pain.
Shih-Chieh Tang +7 more
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Frontiers in Energy Research, 2020 The aim of this work is to develop a stochastic method for calculating the average value of the volume fraction of a key bulk component at an intermediate stage of mixing with an inclined bump based on the energy method.
Anna Kapranova +4 more
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An experimental and simulation study on static tire enveloping stiffness
Mechanical Engineering Journal, 2020 Three bump sizes, six pressures and five placement angles of bump were used in this paper to conduct enveloping stiffness experiments. The experimental tire displacement-load curves showed that the enveloping stiffness of the tire under the same pressure
Chao-Zhi QIU +4 more
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Unloading-slippage mechanism of coal bump in gateroad of longwall
Geohazard Mechanics, 2023 Coal bump seriously threatens the safe and efficient mining of coal, and the research on the occurrence mechanism of coal bump is of great significance. The roadway coal bump accounts for 86.8% of the total.
Jun Han +5 more
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Ain Shams Engineering Journal, 2022 Demand for more interconnection joints between semiconductor devices can be realized with solder bump technology. Surface tension and density are usually material properties related factors that affect solder bump geometric shape. Therefore, to cope with
Ab Aziz bin Mohd Yusof +2 more
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Skeletal Radiology, 2013 Gardner syndrome is an inherited autosomal dominant disorder [1]. The disease spectrum consists mainly of (i) adenomatous polyps of the gastrointestinal tract, (ii) multiple osteomas, (iii) skin and soft tissue tumors including epidermoid cysts and desmoid tumors [2] (Figs. 1 and 2).
Hatice Tuba, Sanal +3 more
openaire +3 more sources
As-Sidanah, 2019 : The assistance of fishery product marketing partnership program is intended as an effort for BUMP to utilize the market potential (offline market) of fishery products at the pondok pesantren Salafiyah Syafi'iyah Sukorejo and at the same time as an ...
Ramli Ramli
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IEEE Journal of the Electron Devices Society, 2021 In the 3D NAND Flash memory manufacturing process, high-concentration in-situ phosphorus-doped polysilicon and TEOS oxide stack will produce bump defects at the interfaces, causing pattern defects and electrical failures.
Dongxue Zhao +8 more
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