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PL317677A1
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Method of collecting waste heat from above a surface of hot oil and apparatus therefor
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PL314658A1
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System for recovering heat from combustion gases and heat exchanger therefor
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PL302649A1
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Refrigerated upright display cabinet
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PL296476A1
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Cooling and heating bench in particular for preparation of confectionery dough
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PL282073A1
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Dish washing machine particulary adapted for washing laboratory ware
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PL274864A1
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Air heater
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PL274869A1
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Method of rinsing potatoes and root vegetables and rinsing machine therefor
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PL274868A1
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Method of increasing sulfuric acid concentration in a circulation system of purifying tower used in an anhydrous hydrofluoric acid production plant
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PL274865A1
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Electronic expansion valve in particular for refrigeration systems
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PL274866A1
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Method of drying fluorite in particular in anhydrous hydrofluoric acid production plants
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PL274863A1
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Water level and ice layer thickness measuring system
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PL273405A1
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Fastening arrangement for securing cooling plates
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PL269117A1
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Screw-type frying machine
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PL254909A1
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Linear motor and compressor
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PL243119A1
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Tunnel-type dish-washer
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PL238954A2
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Electric control method and system for an cubes making device
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