pressure ....more choice of refrigerants theoretically, almost any liquid can be used as a refrigerant if its pressure/temperature relationship is suitable for the conditions. although no perfect refrigerant is known, there are certain factors which determine a refrigerant's desirability for a particular...
filters add filters from sidebar or searchbox results items total pr rfq es q document embassy of the united states of america gso/procurement office antiguo cuscatlan, august , . to: prospective quoters subject: request for quotation no. es - -q- the embassy of the united states of america has a requirement...
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