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公开(公告)号:US09657996B2
公开(公告)日:2017-05-23
申请号:US14442464
申请日:2013-06-21
发明人: Hiroki Okazawa , Yudai Morikawa , Hiroya Ikuta , Takashi Nakajima , Hiroki Toyoshima , Takashi Kato
CPC分类号: F28D7/0066 , F24F1/14 , F28D1/0435 , F28D1/0478 , F28F1/32 , F28F2215/12
摘要: A flat tube heat exchange apparatus that has flat tubes arranged at a regular pitch in the step direction which is orthogonal to the row direction of fins. If the step direction pitch of the flat tubes is defined as Dp, the coefficient of Dp is k, and if 0