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2. Cement industry in the United States - Wikipedia

   en.wikipedia.org/wiki/Cement_industry_in_the...

   In 2013, 70.8 percent of portland cement was sold as ready-mix concrete, such as is delivered in cement-mixer trucks. 11.5 percent was sold dry to contractors and construction materials stores; 11.3 percent was sold to manufacturers of concrete products; 4.6 percent was sold for oil and gas wells, and 1.8 percent was sold to government agencies ...

3. Permanente Quarry - Wikipedia

   en.wikipedia.org/wiki/Permanente_Quarry

   Permanente was given the contract to supply all of the bulk cement for Pacific airfields, fortifications, and other wartime installations. Shipments averaged 5000 barrels daily from the bulk silos in Honolulu during 1942–43. The dollar volume was $15 million saving the government $7.5 million using bulk cement over sacked cement.

4. Portland cement - Wikipedia

   en.wikipedia.org/wiki/Portland_cement

   Portland cement had been imported into the United States from Germany and England, and in the 1870s and 1880s, it was being produced by Eagle Portland cement near Kalamazoo, Michigan. In 1875, the first portland cement was produced in the Coplay Cement Company Kilns under the direction of David O. Saylor in Coplay, Pennsylvania . [ 11 ]

5. Ready-mix concrete - Wikipedia

   en.wikipedia.org/wiki/Ready-mix_concrete

   Concrete has a limited lifespan between batching / mixing and curing. This means that ready-mixed concrete should be placed within 30 to 45 minutes of the batching process to hold slump and mix design specifications in the US, [15] though in the UK, environmental and material factors, plus in-transit mixing, allow for up two hours to elapse. [16]

6. Cement - Wikipedia

   en.wikipedia.org/wiki/Cement

   Cement powder in a bag, ready to be mixed with aggregates and water. [1] Cement block construction examples from the Multiplex Manufacturing Company of Toledo, Ohio, in 1905. A cement is a binder, a chemical substance used for construction that sets, hardens, and adheres to other materials to bind them together.

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   Enjoy a classic game of Hearts and watch out for the Queen of Spades!