US4432558A - Concrete pumping swivel coupling apparatus with

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  • Concrete pumping swivel coupling apparatus with seal ...

    Concrete pumping swivel coupling apparatus with seal . United States Patent 4432558 . Abstract: A swivel coupling apparatus includes a pair of aligned metal pipe sections having grooved outer ends for connecting to hoses and rigid pipes by releasable clamp units. A gasket is disposed between the smooth end faces and an outer clamp housing ...

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  • Construction Materials Testing Equipment

    Humboldt manufactures construction materials testing equipment for use with soil concrete cement and asphalt materials. Humboldt has geotechnical and soil mechanics equipment like triaxial consolidation and direct shear involving ASTM standards.

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  • Concrete pumping swivel coupling apparatus with seal

    A swivel coupling apparatus includes a pair of aligned metal pipe sections having grooved outer ends for connecting to hoses and rigid pipes by releasable clamp units. A gasket is disposed between the smooth end faces and an outer clamp housing encircles the end portions to mechanically connect the pipe sections. The pipe sections have outer shoulders with inclined clamp walls.

    GET A QUOTE
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    Booster Hose (aka Red Line) is a rubber-covered thick-walled flexible hose used to fight small fires. It retains its round cross-section when it is not under pressure and is usually carried on a reel on the fire truck rather than being stored flat. Booster hose comes in 3/4" 1" and 1 1/2" inside diameter and is designed to operate at ...

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  • US8267432B2 - Coupling having angularly oriented key ...

    High pressure coupling apparatus US4391458A (en) 1981-04-10: 1983-07-05: Blakeley Engineering Limited: Pipe coupling with gasket locating means US4432558A (en) 1978-01-03: 1984-02-21: Westerlund Robert E: Concrete pumping swivel coupling apparatus with

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  • US4432558A - Concrete pumping swivel coupling apparatus ...

    A swivel coupling apparatus includes a pair of aligned metal pipe sections having grooved outer ends for connecting to hoses and rigid pipes by releasable clamp units. A gasket is disposed between the smooth end faces and an outer clamp housing encircles the end portions to mechanically connect the pipe sections. The pipe sections have outer shoulders with inclined clamp walls.

    GET A QUOTE
  • Concrete pumping swivel coupling apparatus with seal ...

    Concrete pumping swivel coupling apparatus with seal . United States Patent 4432558 . Abstract: A swivel coupling apparatus includes a pair of aligned metal pipe sections having grooved outer ends for connecting to hoses and rigid pipes by releasable clamp units. A gasket is disposed between the smooth end faces and an outer clamp housing ...

    GET A QUOTE
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  • US Patent for Concrete pumping swivel coupling apparatus ...

    A swivel coupling apparatus includes a pair of aligned metal pipe sections having grooved outer ends for connecting to hoses and rigid pipes by releasable clamp units. A gasket is disposed between the smooth end faces and an outer clamp housing encircles the end portions to mechanically connect the pipe sections. The pipe sections have outer shoulders with inclined clamp walls.

    GET A QUOTE
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    JGB Enterprises supports our premium quality concrete pumping and placement hoses with a large quantity of Industrial Fittings and Concrete Accessories that come in a wide variety of materials sizes and styles. We carry concrete placement hose fittings from all the major manufacturers including Dixon New Age Campbell and many more.

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