Flow restriction coating device for insulating hydrophobic dustproof coating film of double-layer explosion-proof lamp

The invention relates to the field of explosion-proof lamps, in particular to a flow restriction coating device for an insulating hydrophobic dustproof coating film of a double-layer explosion-proof lamp. The technical problem to be solved is to provide the flow restriction coating device for the in...

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Bibliographische Detailangaben
1. Verfasser: LU CHUNJIAN
Format: Patent
Sprache:chi ; eng
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