steinexpo 2023

Highlights at steinexpo 2023 including follow-up reports

Issue 06/2009 TECHNICAL SOLUTIONS

Impact stresses for selective comminution

For processing slag, incineration ash and dross

1 Introduction The term “slag” is a metallurgical expression generally used to describe the non-metallic, mineral constituents produced during the extraction of metals from raw materials. The...

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Issue 06/2009 TECHNICAL SOLUTIONS

Recycling of modern batteries

Part 1: Processing of nickel-metal-hydrite batteries

1 Introduction The distribution of modern technical communication devices has developed at an explosive rate in recent years. Progressing miniaturization and growing consumer needs were the driving...

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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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Issue 06/2009 FOCUS INDUSTRY

Customisation as key skill

Lafarge are enjoying increased efficiencies at their Brooksby quarry following the introduction of a turnkey 180 t/h sand and gravel washing plant from Northern Ireland company, CDE Ireland. The plant...

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Issue 06/2009 FOCUS INDUSTRY

Quiet and energy-saving with high-torque drive

Hardheim in Germany can rightly describe itself as a centre for industrial grinding, mixing, drying, granulation and pelletization. Founded back in 1863, Maschinenfabrik Gustav Eirich has been...

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Issue 06/2009 FOCUS INDUSTRY

A new and efficient collector and promoter for flotation

1 Basic properties & distinctive advantages TC1000 mainly consists of N-allyl-O-alkyl thiocarbamate. It is a more effective collector than Z-200 and S-4037 (BK-301) for the flotation of base metal...

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Issue 06/2009 PRODUCT NEWS

New Hi-Cap drainage screen

The US manufacturer of fine screens, Derrick Corporation, presents a new Hi-Cap drainage screen with the type designation 2W56-168W-4A. Based on the C56-168W-4A, which has already been in use for two...

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Issue 06/2009 PRODUCT NEWS

New designed linear motion screen

The RHEWUM UG 2100 x 5000/2 carried out as massive construction is part of the new milling and washing plant in Miedzianka/Poland. The new lime processing plant of Nordkalk Nordkalk with a capacity of...

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Issue 06/2009 PRODUCT NEWS

Multifunctional use

As a new development Gericke presented at ACHEMA 2009 its single shaft mixer GBM (Gericke Batch Mixer) which can be used for divers different processes (Fig.). The GBM can be operated with Froude...

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New Fusion

Sweco introduced Fusion™ Screens, a revolutionary screen developed from a new technology that “fuses” the screen mesh to the tension ring. Fusion Screens have been designed to eliminate the use...

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