于1918年，作为机床，空气压缩机，液体泵及汽车发动机修理，多兰在1932年开始建设压缩机及制冷系统。多兰产生了自1957年以来，今天半封闭压缩机他们是公司的核心业务的制造商。 Today Dorin are able to offer a vast range of over 70 semi-hermetic compressors ranging from 0.4 HP to 150 HP for both HFC and HCFC s to better meet the requirements of the market.今天，多兰能够提供超过70个半从0.4到150马力惠普为HFC和HCFC封闭压缩机等广阔的s到更好地满足市场的要求。 To these are added a series of 2 stage compressors and a full range of accessories. Efficiency, reliability and robustness are the principle characteristics of our compressors which are ready to face the stringent challenges and requirements of the new millennium. Quality, Quality and Quality: this is Dorins' commitment.除此之外，它们还为2级压缩机和全系列的配件系列。效率，可靠性和稳健性是我们的压缩机的主要特点是准备面对严格的挑战和新的千年的要求。质量，质量和质量：这是Dorins的承诺。 Quality of suppliers.优质的供应商。 Quality of components: each single component is subjected to rigorous testing to ensure compliance with strict specifications. Quality of Production: each production phase and each compressor is continuously monitored and tested to rigorous standards.质量部分组成：每一个组成部分是经过了严格的测试，以确保遵守严格的规范。生产质量：每一个生产阶段，每个压缩机不断监测和检验，严格的标准。 The resulting data is archived and available at our clients disposal. The various phases are followed and controlled in accordance with the Quality System ISO9001-2000 certified by Lloyds Register Quality Assurance (Certificate No. LRC 170322). All compressors are built and produced in accordance with the applicable European Norms: EN 292 - 1/2, EN 294, EN 60204, prEN 349, EN 60529, IEC 336-1, IEC 335-2-34. The CE marking on each compressor plate and our Declarations of Conformity are testimony to our build quality.所得出的数据存档和我们的客户可支。各个阶段的遵循，并与质量控制体系按照ISO9001 - 2000认证，由劳埃德质量认证（证书号改170322）。所有的压缩机都建立并根据生产符合适用的欧洲标准：中文292 - 1 / 2，中文294，EN 60204规定，代替DIN 349，EN 60529标准，委员会336-1，委员会335-2-34。压缩机的每盘标志行政长官和整合我们的声明证明了我们的建设质量。