SURFACE TREATMENT METHOD OF COMPONENTS OF OIL-FREE COMPRESSOR OR WATER PUMP

PROBLEM TO BE SOLVED: To provide a surface treatment method of components of an oil-free water circulation compressor of a water pump which can prevent rusting and improve durability of an exposed surface of the components of the compressor and pump. SOLUTION: An A film 3 is formed first on an expos...

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Bibliographische Detailangaben
1. Verfasser: HATAKEYAMA SHOICHI
Format: Patent
Sprache:eng
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