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R410A

R410A

R410A

R410A

3

The patent for environmental friendly refrigerant R410A is dominated by some American and Japanese companies like DUPONT, DAIKIN.

环保制冷剂 R410A 的专利掌握在杜邦、大金等美、日公司手中。

4

So far China has only distributors of R410A products , and thus has to purchase the relevant patent for the manufacturing of R410A.

目前中国只有 R410A 产品的经销商，想要生产 R410A 必须向美、日企业购买专利。

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