Additive fabrication of proppants
First Claim
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1. An additive method for forming proppants comprising:
- applying a ceramic ink to a green proppant core through a printer head to produce a green proppant, wherein the ceramic ink comprises a ceramic material and a glass material; and
sintering the green proppant to produce a proppant wherein the proppant comprises a sintered shell and the proppant core, wherein the sintered shell comprises a glass-ceramic that is at least 50% crystalline.
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Abstract
Ceramic inks formulated for additive formation of proppants are provided, as well as methods of manufacturing such ink and ink systems including such ink. The proppant formed can contain a proppant core, a proppant shell, a proppant outer coating or any combination thereof. Additive methods for forming proppants are also provided. The ceramic ink can be applied drop-wise, linearly, in a planar fashion, or any combination thereof to form proppants. Additive fabricators configured to produce proppant are further provided, as are systems including the same and software for running the same.
106 Citations
18 Claims
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1. An additive method for forming proppants comprising:
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applying a ceramic ink to a green proppant core through a printer head to produce a green proppant, wherein the ceramic ink comprises a ceramic material and a glass material; and sintering the green proppant to produce a proppant wherein the proppant comprises a sintered shell and the proppant core, wherein the sintered shell comprises a glass-ceramic that is at least 50% crystalline. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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Specification