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The companies denied the claim, saying competition had actually brought prices down from $4 to $5 a barrel a few years earlier, when most cement was imported from elsewhere. [25] California Portland Cement was again accused of conspiring to fix cement prices in a 1980 lawsuit, along with about 50 other defendants.
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The following is a list of motorcycle manufacturers worldwide, sorted by extant/extinct status and by country. These are producers whose motorcycles are available to the public, including both street legal as well as racetrack-only or off-road-only motorcycles .
Bags of portland cement wrapped and stacked on a pallet. Blue Circle Southern Cement works near Berrima, New South Wales, Australia.. Portland cement is the most common type of cement in general use around the world as a basic ingredient of concrete, mortar, stucco, and non-specialty grout.
Blue Circle Industries was a British public company manufacturing cement. [1] It was founded in 1900 as the Associated Portland Cement Manufacturers Ltd. through the fusion of 24 cement works, mostly around on the Thames and Medway estuaries, together having around a 70% market share of the British cement market.
Eco-Cement is a brand-name for a type of cement which incorporates reactive magnesia (sometimes called caustic calcined magnesia or magnesium oxide, MgO), another hydraulic cement such as Portland cement, and optionally pozzolans and industrial by-products, to reduce the environmental impact relative to conventional cement.
It is a mixture of gypsum plaster, Portland cement, and sand. [1] Gypsum concrete is sometimes called gypcrete by construction professionals, [2] [3] as a generic name in common usage (but not in law), but that is an alteration of Gyp-Crete, a Maxxon trademark for its brand of gypsum concrete. [4]