| 摘要 |
<p>A metallic object, in the form of a heat pipe, has a heat insulating coating including a ceramic material. Pref. the coating comprises three layers: (a) a first metallic (pref. Ni base alloy) layer on the object; (b) a second layer of a mixt. of metal (pref. Ni base alloy) and ceramic material (pref. magnesia and zirconia); and (c) a third layer of ceramic material (pref. a mixt. of magnesia and zirconia).</p> |
