发明名称 System for producing ice surfaces comprises pipes which conduct a cooling medium, and preferably consist of a light-colored plastic material
摘要 <p>System comprises pipes which conduct a cooling medium, preferably consist of a light-colored plastic material, and have minimum bending radii equal to 1.7 times the pipe outside diameter. The plastic connector branches of the system incorporate toroidal beads formed by welded plastic filaments.</p>
申请公布号 DE20306784(U1) 申请公布日期 2003.07.17
申请号 DE2003206784U 申请日期 2003.05.02
申请人 MOHAMMADI, SALAHEDDIN 发明人
分类号 A63C19/10;F25C3/02;(IPC1-7):F25C3/02 主分类号 A63C19/10
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