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一、“PROA’产品的由来 极化冷冻油添加剂(Polarized Refrigerant OilAdditive)简称PROA,是由美国国防系统(FTA)研究开发成功的一项高科技节能产品,90年获得美国专利U.S.Patent 4963280,94年获美国采暖制冷空调工程师协会(ASHRAE)认定PROA技术,为PROA颁布了用于美国订货号:National Stock Number 680-13775405。一九九八年初,我国与美国有关部门协调,将PROA节能产品引进中国市场。上海嘉翔实业
First, the origin of the “PROA” products Polarized Refrigerant Oil Additive (PROA), is a high-tech energy-saving products successfully developed by the United States National Defense System (FTA), obtained US Patent 4963280, 94 Year by the American Association of Heating, Refrigeration and Air Conditioning Engineers (ASHRAE) PROA technology, promulgated for the PROA for the United States Order Number: National Stock Number 680-13775405. In early 1998, China and the United States related departments to coordinate the introduction of PROA energy-saving products China market. Shanghai Jia Xiang Industrial