• 阐述松散河岸卵石层快速,形成较大直径注浆过程

    The paper describes the building-up process of a large size rotary jet slip-casting pile by quick pore-forming in bulky iron slag layer and in river banks floated pebble bed.

    youdao

  • 磨浮精矿浸出高镍铜进行冶炼工艺研究,提出熔炼概念

    The new smelting technology on high Ni copper concentrate from flotation and leached high Ni copper residue is studied. At last, the jetting smelting concept is put forward.

    youdao

  • 采用颗粒铁水脱硫工艺,改善转炉冶炼原料铁水条件。

    Through using spraying magnesium grain into iron to desulfurize and pushing out the top slag, the sulfur content in the iron was decreased.

    youdao

  • 试验研究风口吹碱性熔剂高炉炉料软熔性能性能影响

    The influence of basic flux injection through the tuyeres on softening-melting properties of blast furnace burden and properties of primary slag was investigated in laboratory.

    youdao

  • 将氧-乙炔粉末技术用于耐磨表面强化

    In this paper, the oxyacetylene flame alloying powder spraying technology was used to strengthen the wear-proof surface of slurry valve.

    youdao

  • 由于没有未燃煤煤粉灰分加入,成分变化较小改善了煤气高炉的成过程。

    Because of absence of unburned pulverized coal and coal ash, the change in composition from primary slag to final slag is small, so the slag formation in gas injection blast furnace is improved.

    youdao

  • 由于没有未燃煤煤粉灰分加入,成分变化较小改善了煤气高炉的成过程。

    Because of absence of unburned pulverized coal and coal ash, the change in composition from primary slag to final slag is small, so the slag formation in gas injection blast furnace is improved.

    youdao

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