Automatic spraying and cooling fire-fighting lance

The utility model belongs to the technical field of fire-fighting equipment, and particularly relates to an automatic spraying and cooling fire-fighting lance which comprises a lance body, a bearing sleeve fixedly connected below the lance body, a spraying head fixedly connected below the bearing sl...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: BANG BYUNG-JIN, FANG BINGXIANG
Format: Patent
Sprache:chi ; eng
Schlagworte:
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