| http://www.w3.org/ns/prov#value | - On the other hand, the amount of fiber used may also be more than that normally used for preventing proppant flowback. [0052] The treatment is performed in the usual way with the usual equipment, chemicals, and personnel, but with the equipment modified to give the ability to add fiber, or other bridging-promoting material, if that ability is not already present and if one of the embodiments to be
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