Walking drilling rigs, which can travel hundreds of yards under their own power, are smaller and safer than conventional rigs and require less manpower to operate. As horizontal and pad drilling become more common, the demand for such mobile rigs is increasing. Still, experts note that while the new technology may cannibalize some business, the demand for traditional rigs will remain high.
Graybar, a Fortune 500 company, specializes in supply chain management services and is a leading North American distributor of high-quality components, equipment and materials for a number of industries.
Through its distribution network and value-added services, including kitting and integrated solutions, Graybar is helping its customers to power and network their facilities with speed, intelligence and efficiency. By adding sophisticated logistics and project management to its operations, Graybar has become a vital link in America's supply chain.
Electrical unbalance can be caused by several different sources: a power delivery problem, low voltage on one leg, or an...
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