Results 211 to 220 of about 18,828 (263)

Rotary Vibrating Ball Mill

Applied Spectroscopy, 1957
After reading a publication by B. Claus, we have tried to apply an analogous principle as used in this device to an existing type of vibrating ball mill (Vibratom).
Th. A. Veerkamp, B. J. Rietveld
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Multifractal properties of ball milling dynamics

Chaos: An Interdisciplinary Journal of Nonlinear Science, 2014
This work focuses on the dynamics of a ball inside the reactor of a ball mill. We show that the distribution of collisions at the reactor walls exhibits multifractal properties in a wide region of the parameter space defining the geometrical characteristics of the reactor and the collision elasticity.
M. A. Budroni, V. Pilosu, DELOGU, FRANCESCO, M. Rustici   +3 more
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Microstructure investigations of ball milled materials

Microscopy Research and Technique, 1998
HREM and FEG TEM were emphasized and extensively used to follow the most subtle changes in the structure and composition of ball-milled Cu, Fe-Cu, and thermally decomposed Fe60Cu40. Some significant results are obtained and summarized as follows: HREM shows that the deformation of ball-milled copper proceeds mainly by twinning and shear bands (SBs ...
J Y, Huang, Y K, Wu, H Q, Ye
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Dry ball milling and wet ball milling for fabricating copper–yttria composites

Rare Metals, 2018
Abstract Yttria‐reinforced copper matrix composites were prepared by dry ball milling (DBM) and wet ball milling (WBM), respectively, followed by spark plasma sintering (SPS). It is to determine which milling process is better for fabricating Cu–Y 2 O 3
Fei Huang, Hang Wang, Jin‐Shui Chen, Bin Yang   +3 more
openaire   +1 more source

Catalytic reactions in ball mills

2021
Over the past two decades mechanochemistry has emerged as an important tool in catalysis research. It has not only shown promise for catalyst synthesis, resulting in properties that are often unattainable by conventional methods, but is also a very effective tool for performing catalytic reactions with exceptional selectivities.
Amol P. Amrute, Ferdi Schüth
openaire   +1 more source

Physicochemical properties of ball milled boron particles: Dry vs. wet ball milling process

Powder Technology, 2015
Abstract Physicochemical properties of both dry and wet milled boron particles with sub-micron sizes were investigated. Milling process was performed in N2 atmosphere and the mass ratio of tungsten carbide ball and boron was fixed at 20:1. It was found that the size distribution of boron particles grinded under dry milling condition was much broader ...
Hye Jin Jung, Youngku Sohn, Hong Gye Sung, Hyung Soo Hyun, Weon Gyu Shin   +4 more
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Stirred Ball Mills

2004
Son yıllarda karıştırmalı bilyalı değirmenlerin çeşitli sanayi kollarındaki kullanımı giderek yaygınlaşmaktadır. Madencilik sektöründe ise ince öğütmeye olan ihtiyacın artmasına ve ekipman boyutlarının büyümesine paralel olarak karıştırmalı bilyalı değirmenler tesislerde kullanılan geleneksel boyut küçültme ekipmanlarına bir alternatif ...
DİKMEN, Serkan, ERGÜN, Ş. Levent
openaire   +1 more source

Predictive model for ball mill wear

Canadian Metallurgical Quarterly, 1997
Abstract Ball mills, characteristic of the mineral processing industry, are used to reduce ore from one size distribution to another. Wear is associated with comminution mechanisms found in the ball charge which in turn affects grinding performance.
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Ball Mill

2023
Zhang Guowang, Liu Yu, Xu Kuangdi
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FeAl alloy disordered by ball-milling

Intermetallics, 1995
Abstract Fe-40 at% Al powder was ball-milled in a planetary mill, and it was found that 8 h milling sufficed to remove all long-range order. The lattice parameter increased by 0.8%, the increase continued somewhat after all X-ray evidence of long-range order had disappeared. The findings are discussed in relation to other methods which have been used
openaire   +2 more sources