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When the hydraulic pressure is removed from the well, small grains of hydraulic fracturing proppants (either sand or aluminium oxide) hold the fractures open. Hydraulic fracturing began as an experiment in 1947, and the first commercially successful application followed in 1950.
Benefits of fracking. December 12, 2014, subhasish, Comments Off on Benefits of fracking. Fracking which is also known as hydraulic fracturing, hydrofracking, hydrofacturing or fraccing is a popular and a controversial well stimulation technique that is used for fracturing rocks by a hydraulically pressurized liquid. Amidst nature, certain veins on the rocks and dikes are examples of hydraulic fracturing in its natural form.