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Issue 03/2011

World Minerals – IMERYS

World Minerals is a world leading supplier of engineered mineral products derived from diatomaceous earth and expanded perlite, and is the world’s largest mineral filter aid producer. The filter aids...

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Issue 01-02/2013

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Mineral sorting with multiple sensing features

Sensor-based sorting systems available on the market today must demonstrate sufficient flexibility to permit their application in a wide range of conditions. Typical challenges for the sorting systems...

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Issue 07-08/2013

Two-roller comminution

Comminution technology distinguishes between coarse, fine and ultra-fine comminution. Comminution machines are classified into impact, compressive, shearing and cutting systems, depending on their...

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Issue 06/2010

Turboplex multi-wheel classifier with numerous design improvements

At POWTECH 2010 Hosokawa Alpine presented a Turboplex 315/6 ATP-NG multi-wheel classifier (Fig.) with numerous design improvements. Over and above this, and dependent on the application, a total of...

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Issue 06/2009 RESEARCH AND DEVELOPMENT

Beneficiation of a siliceous limestone sample

1 Introduction Limestone, a sedimentary rock, mostly compo-sed of calcite with some minerals like quartz, feldspar and mi-ca. The major industries which consume limestone are: cement production,...

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