نتایج جستجو برای: multi gravity separation

تعداد نتایج: 643364  

Journal: :Separation Science and Technology 2022

Over the last three decades, in order to reduce environmental issues of processing fine mineral separation methods such as flotation while decreasing capital cost, gravity has become significantly important. Falcon concentrators enhanced separators have been developed for sharper beneficiation finely disseminated ores based on their specific differences. employed centrifugal force, which is man...

Journal: :Journal of Chemical Engineering of Japan 2023

Biodegradable plastics should be appropriately managed independently of general during and after use. To establish an effective recycling process for biodegradable plastics, the present study investigates evaluates applicability gravity separation. Experimental results indicate that a laboratory specific-gravity separator achieves recovery ratio >98% at purity >99.9% light-density as float prod...

2009
Vasilis Niarchos

Infrared modifications of gravity have been proposed over the years as potentially useful phenomenological models. Massive (multi)-gravity is an interesting class of such theories. The true nature and the ultimate consistency of many of these models remains, however, unclear as one is frequently faced with important problems, e.g. classical instabilities and strong coupling problems which are h...

2017
Mahsa Narenji Mohammad Reza Talaee Hamid Reza Moghimi

Liposomes are used widely as drug delivery systems in different forms including nanosuspensions, osmotic pumps, infusion pumps, and IV injections. Some of these systems (e.g. infusion or osmotic pumps) might stay stagnant for a long time during or before administration, and therefore, might face phase separation. In spite of these, there are no data available about the behavior of liposomal sys...

Journal: :Journal of the Japan Society of Material Cycles and Waste Management 2012

Journal: :Journal of Cosmology and Astroparticle Physics 2013

Journal: :Journal of Minerals and Materials Characterization and Engineering 2021

Gravity, magnetic and electrostatic separation methods allowed to obtain different titanium oxide concentrates (ilmenite, leucoxene, rutile) varieties of zircon (premium zircon, standard medium grade standard) from Senegal’s heavy mineral sands. During mining separation, monazite, which is a paramagnetic mineral, was found in non-negligible concentration 0.57 wt% on average the also contains 37...

2009
Shuangning Xiu Yuanhui Zhang Abolghasem Shahbazi

Separation of solids from liquid swine manure and subsequent thermochemical conversion (TCC) of the solids fraction into oil is one way of reducing the waste strength and odor emission. Such processing also provides a potential means of producing renewable energy from animal wastes. Gravity settling and mechanical separation techniques, by means of a centrifuge and belt press, were used to remo...

Journal: :journal of mining and environment 2016
m. moghise m. pourrahim b. rezai m. gharabaghi

this study aims to investigate and optimize the effects of the main parameters including the particle size, gravity and magnetic separation combination, high gradient magnetic separation, magnetic field intensity, shaking table slope, washing water flow, and electrostatic separation upon the rare earth element (ree) recoveries from iron mine waste. the electron microprobe showed that high amoun...

Journal: :فیزیک زمین و فضا 0
علیرضا حاجیان عضو هیئت علمی دانشکده علوم پایه دانشگاه آزاد واحد نجف آباد حسین زمردیان عضو هیئت علمی دانشگاه آزاد اسلامی واحد علوم وتحقیقات

in common classical methods of cavity depth estimation through microgravity data, usually when a pre-geometrical model is considered for the cavity shape, the simple geometrical models of sphere, vertical cylinder and horizontal cylinder are commonly used. it is obviously an important fact that in real conditions the shapes of the cavities are not exactly sphere, horizontal cylinder or vertical...

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