Cold weather pumping can present a variety of problems as compared to pumping in moderate temperatures. Most obvious, of course, is if the concrete freezes in the boom or other parts of the unit such ...
Thai contractor, Ch Karnchang, is using two small, hydraulically controlled Putzmeister P 715 TD piston pumps on the US $830 million (LAK8.3 trillion) Nam Ngum 2 hydroelectric dam project in Laos. The ...
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