摘要:
This invention relates to the use of degradable fibers, and more particularly, to self-degrading fibers and their associated methods of use and manufacture. In one embodiment, the present invention provides a method of treating a portion of a subterranean formation comprising the steps of: providing a treatment fluid comprising a plurality of self-degrading fibers, the self-degrading fibers comprising an outer shell and a core liquid; placing the treatment fluid into a subterranean formation; and treating a portion of the subterranean formation.
摘要:
The invention relates to enhancing fluid flow from subterranean formations, and more particularly, to enhancing the conductivity of fractures in a subterranean formation so as to enhance fluid flow therethrough. In one embodiment, the present invention provides a proppant matrix composition comprising at least a plurality of proppant particulates and at least a plurality of composite particles, the composite particles comprising a degradable material and a filler material.
摘要:
Methods of affecting the rate at which a hydrolytically degradable material degrades comprising: providing a hydrolytically degradable material, the degradable material having an intrinsic degradation rate; providing a modifier, the modifier being capable of affecting the intrinsic degradation rate of the hydrolytically degradable material; placing the hydrolytically degradable material and the modifier into a subterranean formation; and allowing the modifier to affect the intrinsic degradation rate of the hydrolytically degradable material so that the hydrolytically degradable material degrades at a second degradation rate.
摘要:
The present invention provides a method of generating an acid downhole that comprise providing a degradable surfactant; introducing the degradable surfactant into a well bore that penetrates a subterranean formation; and allowing at least a portion of the degradable surfactant to degrade, thereby releasing an acid. Also provided are methods of degrading an acid-soluble component present within a subterranean formation, and methods of reducing the viscosity of a viscosified treatment fluid.
摘要:
The invention relates to enhancing the conductivity of fractures in a subterranean formation so as to enhance fluid flow therethrough. In one embodiment, the present invention provides a method comprising: providing a proppant matrix composition, the proppant matrix composition comprising at least a plurality of proppant particulates and at least a plurality of composite particles, the composite particles comprising a degradable material and a filler material; introducing the proppant matrix composition to the fracture so as to form a proppant matrix in the fracture; and allowing the degradable material of the composite particles to degrade so as to form at least one void in the proppant matrix.
摘要:
This invention relates to the use of degradable fibers, and more particularly, to self-degrading fibers and their associated methods of use and manufacture. In one embodiment, the present invention provides a self degrading fiber comprising: an outer shell, and a core liquid.
摘要:
Methods of treating a subterranean formation comprising placing a solid treatment chemical and a tacky polymer onto a solid substrate to create a coated solid substrate; placing the coated solid substrate into a portion of a subterranean formation; and, allowing the tacky polymer to degrade and allowing the solid treatment chemical to be released into the portion of the subterranean formation. Methods of creating a particulate pack comprising a treatment chemical in a subterranean formation comprising placing a solid treatment chemical and a tacky polymer onto a particulate to create a coated particulate; creating a slurry comprises the coated particulates slurried into a treatment fluid; placing the slurry into a portion of a subterranean formation so a to create a particulate pack; and, allowing the tacky polymer to degrade and allowing the solid treatment chemical to be released into the portion of the subterranean formation.
摘要:
Methods relating to the hydrolysis of water-hydrolysable materials are provided. In one embodiment, a method of treating at least a portion of a subterranean formation is provided, the method comprising: providing a water-hydrolysable material; introducing the water-hydrolysable material into a well bore penetrating the subterranean formation; providing a treatment fluid comprising an aqueous liquid and a water-miscible solvent; introducing the treatment fluid into the well bore so as to contact the water-hydrolysable material; and allowing the water-hydrolysable material to hydrolyze. Methods of completing a well also are provided.
摘要:
Methods of isolating particular zones within a subterranean formation utilizing self-degrading cement compositions are provided. An example of a method of the present invention is a method that includes: providing a self-degrading cement composition that includes a degradable material, an acid source, a base source, and a water source; placing the self-degrading cement composition in a zone within a subterranean formation; and allowing the self-degrading cement composition to set to form a solid mass that is capable of isolating the zone from a well bore penetrating the zone or from another zone.