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  2. Concrete mixer - Wikipedia

    en.wikipedia.org/wiki/Concrete_mixer

    The mixer already exhibited the still common basic construction with a tiltable conical drum (as double cone at that time) with blades. On February 9, 1904, the first portable concrete mixer was patented by Richard Bodlaender, an inventor from Breslau, Germany. [2] This concrete mixer was horse-drawn and called 'Mortar Mixer'.

  3. List of construction methods - Wikipedia

    en.wikipedia.org/wiki/List_of_Construction_methods

    construction site workers loading water, sand, ballast and cement into a concrete mixer. Concrete is typically used in commercial buildings and civil engineering projects, for its strength and durability. Concrete is a mix of cement and water plus an aggregate such as sand or stone. Its compression strength means it can support heavy weights. [5]

  4. Schwing (company) - Wikipedia

    en.wikipedia.org/wiki/Schwing_(company)

    Schwing Concrete pump. The Schwing Group was founded as a medium-sized enterprise on 17 March 1934, by Friedrich Wilhelm Schwing (* 1909; † 1992), a locksmith from Wanne-Eickel. In 1957, Schwing built the world's first oil-hydraulic two-cylinder concrete pump. Starting in 1964, the company also built the first large concrete mixers.

  5. Cement kiln - Wikipedia

    en.wikipedia.org/wiki/Cement_kiln

    Cement kilns are used for the pyroprocessing stage of manufacture of portland and other types of hydraulic cement, in which calcium carbonate reacts with silica-bearing minerals to form a mixture of calcium silicates. Over a billion tonnes of cement are made per year, and cement kilns are the heart of this production process: their capacity ...

  6. Ground granulated blast-furnace slag - Wikipedia

    en.wikipedia.org/wiki/Ground_granulated_blast...

    GGBS cement can be added to concrete in the concrete manufacturer's batching plant, along with Portland cement, aggregates and water. The normal ratios of aggregates and water to cementitious material in the mix remain unchanged. GGBS is used as a direct replacement for Portland cement, on a one-to-one basis by weight.

  7. Concrete - Wikipedia

    en.wikipedia.org/wiki/Concrete

    Concrete plant showing a concrete mixer being filled from ingredient silos Concrete mixing plant in Birmingham, Alabama, in 1936. Concrete production is the process of mixing together the various ingredients—water, aggregate, cement, and any additives—to produce concrete. Concrete production is time-sensitive.

  8. Concrete plant - Wikipedia

    en.wikipedia.org/wiki/Concrete_plant

    A wet mix concrete plant combines some or all of the above ingredients (including water) at a central location into a concrete mixer - that is, the concrete is mixed at a single point, and then simply agitated on the way to the jobsite to prevent setting (using agitators or ready mix trucks) or hauled to the jobsite in an open-bodied dump truck ...

  9. Reversing drum mixer - Wikipedia

    en.wikipedia.org/wiki/Reversing_drum_mixer

    A reversing drum mixer (also commonly called a non-tilting mixer) is a type of concrete mixer that produces concrete in single batches. The entire drum rotates around its axis as materials are loaded through a charge chute at one end of the drum and exit through a discharge chute at the opposite end of the drum.

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