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Analysis on carbon behavior manufacturing low-carbon in course of ferrochromium by Perrin Process (ⅱ)

热兑法生产微碳铬铁过程碳行为分析（Ⅱ）

There may be only 300 North Atlantic right whales along the Seaboard , Perrin said .

佩兰说，沿东海岸可能只有300头北大西洋露脊鲸了。

Tryout of low cement casting material in furnace cover for smelting FeCr slag with Perrin Process

低水泥浇注料在波伦法铬铁化渣炉炉盖上的试用

Opinion on Application of “ perrin process ” to low-carbon ferrochromium production in China

关于在我国采用波伦法生产微碳铬铁的意见

Sorry , i don 't have a card . my name is francois perrin

抱歉，我没有名片，我的名字叫弗朗索瓦.皮瑞