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Henan Liming Heavy Industry Ciencia y Tecnología Co. LTD, fue fundada en 1987,que principalmente fabrica equipos detrituracionesymoliendas grandes y medianas. Se trata de una moderna empresa con la investigación, fabricación y ventas juntos. La matriz se encuentra enla zona HI-TECH Industry Development de Zhengzhou y cubiertas 80.000 m ².

No.169, Science (Kexue) Avenue,
National HI-TECH Industry
Development Zone,

Zhengzhou, China
E-mail: [email protected]
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method of gypsum calcining kiln
  • Preparation of high-performance building gypsum by

    2021.11.1  The high-performance building gypsum can be prepared by calcining the FGD gypsum with 3–5 wt% of CaO addition at 160–220 °C for 1.5–2 h. The building

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  • CN109369045A - A kind of gypsum production method and

    The invention discloses a kind of gypsum calcining kiln systems, comprising: the fluidized bed kiln of calcining flue gas is obtained to burnt-up fuel;It is connected with fluidized

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  • Efficient direct-heating gypsum calcination rotary kiln

    2011.7.25  The efficient direct-heating gypsum calcination rotary kiln is characterized in that a calcination suspended chain is hung at the periphery of the cylinder wall at the

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  • Calcining technologies for gypsum - ResearchGate

    2007.8.1  Download Citation Calcining technologies for gypsum The developments in calcining technologies for the different raw gypsum sources for

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  • CN1861539A - Gypsum calcining method - Google Patents

    2005.5.9  A process for preparing gypsum from plaster by calcining method includes such steps as mixing plaster powder, coal powder and water, stirring to obtain coal

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  • 11.16 Gypsum Manufacturing - US EPA

    11.16 Gypsum Manufacturing 11.16.1 Process Description1-2 Gypsum is calcium ... The board is rough-cut to length, and it enters a multideck kiln dryer, where it is dried by

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  • Gypsum calcination methods review Request PDF - ResearchGate

    2005.1.1  The calcination processes could be divided in two main categories [4]: (i) direct heating processes in which gypsum is dehydrated on contact with flux gases; (ii)

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  • Calcination parameters on phosphogypsum waste recycling

    2020.9.1  This study evaluated two parameters of PG calcination: kiln residence time (1 h, 2 h, and 5 h) and temperature (120 °C, 150 °C, and 200 °C).

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  • Utilization of cement rotary kiln waste heat for calcination

    2020.12.1  Feasibility to explore utilization method of kiln waste thermal energy for calcination of phosphogypsum is discussed here. A half sphere cover is conceptualized

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