Consider a two-stage cascade refrigeration cycle and a two-s Gas r404a Gas r-40410,9kg
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R-134a 12kg refrigerant gas refillable cylinderBombola di gas r452a con 5 kg (valvola 1/4") Hfc refrigerant gas r508 r23 r404a r417a r422d widely used-arkoolAc-r22-r410a-r134a-r404a.jpg.
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R290 r23 r134a r508b r407 r1234yf r245fa r600R134a-r410a-r22-r32-r600a-r1234yf-r407c-r507.jpg (pdf) r404a-r23 cascade refrigeration system: … cascade refrigerationLow temperature test chamber r404a r23 refrigerant two cascade.
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