Invention Application
WO2017105931A1 PARTICLE COATING PROCESS AND COMPOSITIONS FOR CERAMIC PROPPANT EXTRUSION
审中-公开
陶瓷配料挤出的颗粒涂层工艺和组成
- Patent Title: PARTICLE COATING PROCESS AND COMPOSITIONS FOR CERAMIC PROPPANT EXTRUSION
- Patent Title (中): 陶瓷配料挤出的颗粒涂层工艺和组成
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Application No.: PCT/US2016/065219Application Date: 2016-12-07
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Publication No.: WO2017105931A1Publication Date: 2017-06-22
- Inventor: BARTHELMESS, Thomas Philip
- Applicant: SCHLUMBERGER TECHNOLOGY CORPORATION , SCHLUMBERGER CANADA LIMITED , SERVICES PETROLIERS SCHLUMBERGER , SCHLUMBERGER TECHNOLOGY B.V.
- Applicant Address: 300 Schlumberger Drive, Sugar Land, Texas 77478 US
- Assignee: SCHLUMBERGER TECHNOLOGY CORPORATION,SCHLUMBERGER CANADA LIMITED,SERVICES PETROLIERS SCHLUMBERGER,SCHLUMBERGER TECHNOLOGY B.V.
- Current Assignee: SCHLUMBERGER TECHNOLOGY CORPORATION,SCHLUMBERGER CANADA LIMITED,SERVICES PETROLIERS SCHLUMBERGER,SCHLUMBERGER TECHNOLOGY B.V.
- Current Assignee Address: 300 Schlumberger Drive, Sugar Land, Texas 77478 US
- Agency: CLARK, Brandon S. et al.
- Priority: US14/975,526 20151218
- Main IPC: C09K8/80
- IPC: C09K8/80 ; B28B3/26 ; C04B35/628 ; C04B35/64 ; E21B43/267
Abstract:
Methods include providing an aqueous slurry of ceramic forming raw materials, where at least a portion of the ceramic forming raw materials are enhanced particulates, and flowing the slurry through at least one extrusion die face to form slurry bodies while the slurry is under a hypotensive condition which is less than about 30 kPa, or otherwise pressure lower than conventional extrusion pressures using unenhanced raw materials. The slurry bodies may then be received in a collecting hopper, and thereafter sintering to form particles, such as ceramic proppant particles. Enhanced particulates may be raw material particulates that are coated, selectively shaped, of particular size(s), or any combination thereof.
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