Results 261 to 270 of about 21,443 (308)

High Energy Ball Mill Processing

Materials Science Forum, 2003
The technique named mechanical alloying has been historically used for designating many different process routes, in spite of involving various kinds of materials and purposes. The aim of this work is to make a review of this technique, with special emphasis on the differences between those routes.
Edval G. de Araújo, Ricardo Mendes Leal Neto, M.F. Pillis, Francisco Ambrozio Filho   +3 more
openaire   +1 more source

Comparison of Milling Processes: Ball Mill Versus Air Classifying Mill

Drug Development and Industrial Pharmacy, 1994
AbstractA study was initiated to compare the milling process and equivalence of mills for milling a fibrous material. In this study, milling processes using either a ball mill (Abbe Model Number 2) or an air classifying mill (Mikro ACM 10) were compared.
K. S. Balaji, R. O. Williams, E. R. Christensen   +2 more
openaire   +1 more source

Investigation of Surface Roughness while Ball Milling Process

Key Engineering Materials, 2013
Increasing urge to raise production rate and production quality in the industry brings new requests and challenges. One of them is demand for accuracy and precision of produced parts. Especially in the CNC machining, where the expectations are high, the companies face new issues.
Bílek, Ondřej, Sámek, David, Šuba, Oldřich   +2 more
openaire   +2 more sources

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
openaire   +1 more source

Processing of LiBH4 from its elements by ball milling method

Renewable Energy, 2008
Abstract Investigations of alternative renewable energy resources continue, with many studies concentrating on hydrogen storage. However, there are a few problems such as storage, transportation, delivery to the user and usage safely, to be addressed to facilitate commercialization and wide usage of the hydrogen.
Cakanyildirim, Cetin, GÜRÜ, METİN
openaire   +2 more sources

ChemInform Abstract: Process Engineering with Planetary Ball Mills

ChemInform, 2013
AbstractReview: 66 refs.
Christine Friedericke Burmeister, Arno Kwade   +1 more
openaire   +1 more source

Acoustic Vibration Signal Processing and Analysis in Ball Mill

2006 6th World Congress on Intelligent Control and Automation, 2006
Acoustic vibration signal analysis and coal bunker level recognition system in ball mill is used as a tool of acoustic vibration signal analysis system to extract characteristic variable to control the coal bunker level. With this system, the ball mill can operate in a safely condition, and work efficiency can be improved.
null Enshun Kang, null Yugang Guo, null Yuyuan Du, null Lihong Zhao   +3 more
openaire   +1 more source

Sintering process in ball-milled K2Bi8Se13 nano-composites

AIP Conference Proceedings, 2012
K2Bi8Se13 material has many attractive features for thermoelectric applications. Recently, K2Bi8Se13 based nanocomposite materials, consisting of nano-crystalline, micro-crystalline and amorphous phases, have been fabricated based on powder technology techniques. The Seebeck coefficient has been enhanced and the thermal conductivity has been decreased,
Ioannou, M., Hatzikraniotis, E., Lioutas, C., Chrissafis, K., Chung, D. Y., Paraskevopoulos, K. M., Kyratsi, Theodora, Ioannou, M., Hatzikraniotis, E., Lioutas, C., Chrissafis, K., Chung, D. Y., Paraskevopoulos, K. M., Kyratsi, Theodora   +13 more
openaire   +2 more sources

Hybrid Intelligent Modeling Approach for the Ball Mill Grinding Process

2007
Modeling for the ball mill grinding process is still an imperative but difficult problem for the optimal control of mineral processing industry. Due to the integrated complexities of grinding process (strong nonlinearity, unknown mechanisms, multivariable, time varying parameters, etc.), a hybrid intelligent dynamic model is presented in this paper ...
Ming Tie, Jing Bi 0001, Yushun Fan
openaire   +1 more source

On characterization of conveying processes in ball mills by rheological parameters

Powder Technology, 1989
Abstract It is suggested that the grinding stock in a ball mill is loosened in such a manner that it behaves as a fluidized bulk material. The rheological behaviour of this material is investigated by means of a special rotational-type viscosimeter. Comparison of conveying parameters of a bulk grinding stock and a suspension rheologically adapted to ...
J. Gottschalk, K. Husemann
openaire   +1 more source