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发明名称
Heat exchanger with crossing helicoidal tubes
摘要
申请公布号
US3335790(A)
申请公布日期
1967.08.15
申请号
US19660535563
申请日期
1966.03.18
申请人
TECHNOIMPEX MAGYAR GEPIPARI KULKERESKEDELMI VALLALAT
发明人
ARANYI ARPAD;GERGELY GUSZTAV
分类号
F28D7/02;F28F1/36;F28F1/40
主分类号
F28D7/02
代理机构
代理人
主权项
地址
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