Concrete conveying pipe with prevent function of educing
The utility model discloses a concrete conveying pipe with prevent function of educing, including joint Assembly (1), conveyer pipe main part (2) and ejection of compact mouth (3), joint Assembly (1) is connected with ejection of compact mouth (3) through conveyer pipe main part (2), is joint Assemb...
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Format: | Patent |
Sprache: | chi ; eng |
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