Method of preparation of raw materials for the manufacture of the cementVOGEL-JORGENSEN MIKAEL
The invention relates to a rotary furnace for the mesh of raw materials powder for cement, with, the datum input of the material first powder in the furnace, a device for preheating in suspension, provided with a calcination furnace, and also comprising an oven body 21, 22, 26, lined with...
Under experimental conditions, the parasitoid larva often also induced the formation of miniature 6th instar larvae, which have a smaller head capsule width and reach a lower weight than nonparasitized larvae, suggesting that modification of threshold size for metamorphosis by the parasitoid larva is ...
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New sources of raw materials for iron powder production Ferrous sulfate, obtained upon pickling steel sheet, has proved to be an ideal raw material for the manufacture of iron powders with characteristics of high chemical purity.In the metallurgical industry of Italy, more than 3000 tons of i.....
All such developments during the past few decades have inevitably been imposing greater responsibilities on the geologists and mining engineers engaged in exploration and exploitation of raw materials for cement manufacture. The chemical composition of Portland cement clinker indicates that the raw-material...
Assembly for the manufacture of medical, dental-medical, dental-technical and technical parts from ceramics For the manufacture of shaped parts ( 6 ) from ceramics, for example for dental-technical purposes, an assembly is provided which comprises a powdery ceramic raw material compressed to form ...
专利名称：CONTROL METHOD OF RAW MATERIAL FOR MANUFACTURE OF ALC 发明人：SHIBATA SUMIO,WATANABE TADASHI 申请号：JP27908987 申请日：19871106 公开号：JPH01122410A 公开日：19890515 专利内容由知识产权出版社提供 摘要：PURPOSE:To contrive a reduction in the costs of equipment and power, easiness in ...
Utilization of blast furnace slag as a raw material for the manufacture of portland cement clinker Presently, there is an increased emphasis on the use of blended cement like slag cement, fly ash cement etc...
Procedures for the rapid assessment of limestone resources Limestone is an extremely valuable raw material and is one of the most versatile of all industrial rocks and minerals. Its main use, however, is in the construction industry, as an essential raw material for cement manufacture, as crushe...