Chemical & Metallurgical Engineering, 20. sējums

acid alloy aluminium American ammonia ammonium nitrate amount amperes apparatus boiler build capacity carbon caustic cement cent charge chemical chemist chloride City coal coal tar concentration construction containing copper crude crystals cyanide distillation efficiency electric electrolyte engineer equipment Estimated cost ferromanganese filter flakes flotation fracture furnace gases German heat important increase industry install iron laboratory lead lime liquid magnesia Manganese manufacture material metal Metallurgical method mill minerals mixture naphthol nitrate nitric acid obtained operation oxide patents pig iron pipe plant potash Potassium practice present pressure production pulp pump pyrrhotite quantity red lead reduced rubber salt sample slag soda Soda ash Sodium solution specific gravity steam steel sulphate sulphide sulphur sulphuric acid supply tank temperature tests tion tire tons trade tube United York zinc Zinc oxide