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4 Test results The test results for test series 1 and 4 are given below (Table 1; part 1). A complete evaluation can be found in [18]. 4.1 Flow profiles Knowledge of the flow profiles is very...

6 Sigma phase in refractory anchor materials It is known from technical articles (e. g. [10]) that some stainless steels can degrade under various thermal conditions, e.g. 310ss forms a complex...

The most important market for gypsum in Germany is the construction sector, where both gypsum and anhydrite are used in large quantities. As with the construction sector, the gypsum sector is also...

1 Introduction Within the framework of a modernization project at Wössingen cement plant, a new preheater tower and clinker cooler was constructed without interrupting plant operation. During a...

On 08.10. 2008, the 11th Conference of the German ­Building Materials Recycling Industry was held in Filderstadt (Fig. 1) under the motto “Substitute Building ­Materials ­Ordinance and REACh...

1 Introduction If a company can use approximately 99.5 % of the compressed air generated by an oil-free operating screw compressor as pneumatic conveying air, and if only about 0.5 % have to be blown...

1 Introduction Calcium sulfate binders are required to have widely varying properties to meet technical and economic requirements. In particular, it has to be possible to vary the workability time and...

1 Introduction Calcium sulphate-hemihydrate (CaSO4  ∙  0.5 H2O) is manufactured from gypsum (CaSO4  ∙  2 H2O) by partial dewatering in two different ways. In the presence of high...

The new Barmac range relies on uniform attrition of the impact elements and free configuration of the rotor as an aid to utilization and to lower operating costs. In the introduction to the new model...