Automatic thermal insulation device for on-site sampling of asphalt mixture

The utility model discloses an asphalt mixture on-site sampling automatic heat preservation device which comprises a sampling body and a sealing plug, one side of the upper end of the sampling body is fixedly connected with a first fixing ring, the middle of one side of the sealing plug is fixedly c...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LI WENBIN, LI LETIAN, DENG ZUNSHANG
Format: Patent
Sprache:chi ; eng
Schlagworte:
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