Ice-cold vacuum system

The utility model provides an ice-cold vacuum system comprising a liquid ammonia gas-liquid separation tank, a screw rod compressor, an ammonia condenser, a liquid ammonia storage tank, a first ice-cold condenser, a second ice-cold condenser, a first steam injection vacuum pump, a second steam injec...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	FANG SHUOHONG, WANG ZHONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES CANDLES CHEMISTRY DETERGENTS EDIBLE OILS OR FATS, e.g. MARGARINES, SHORTENINGS, COOKINGOILS ESSENTIAL OILS FATTY ACIDS THEREFROM FOODS OR FOODSTUFFS HUMAN NECESSITIES METALLURGY PERFUMES PRODUCING (PRESSING, EXTRACTION), REFINING AND PRESERVINGFATS, FATTY SUBSTANCES (e.g. LANOLIN), FATTY OILS AND WAXES,INCLUDING EXTRACTION FROM WASTE MATERIALS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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Beschreibung
Zusammenfassung:	The utility model provides an ice-cold vacuum system comprising a liquid ammonia gas-liquid separation tank, a screw rod compressor, an ammonia condenser, a liquid ammonia storage tank, a first ice-cold condenser, a second ice-cold condenser, a first steam injection vacuum pump, a second steam injection vacuum pump, a cooling water condenser, a liquid ring pump, a hot well and a deicing tank, wherein the liquid ammonia gas-liquid separation tank, the screw rod compressor, the ammonia condenser and the liquid ammonia storage tank are connected in sequence; the first ice-cold condenser and the second ice-cold condenser are respectively connected with the liquid ammonia gas-liquid separation tank; the first steam injection vacuum pump, the second steam injection vacuum pump, the cooling water condenser and the hot well are connected in sequence; the first steam injection vacuum pump is respectively connected with the first ice-cold condenser and the second ice-cold condenser; the liquid ring pump is connected wi