US 11,898,099 B1
Fracturing propping agent and preparation method of fracturing propping agent by using oil sludge produced in exploited of oil and gas field
Changming Su, Panjin (CN); Zhanqing Qu, Panjin (CN); Xinwu Zhu, Panjin (CN); Zuochen Li, Panjin (CN); Yuping Fan, Panjin (CN); Wei Liu, Panjin (CN); Wen Su, Panjin (CN); and Kai Weng, Panjin (CN)
Assigned to LIAONING HUAYE ENERGY TECHNOLOGY SERVICE CO., LTD., Panjin (CN)
Filed by Liaoning Huaye Energy Technology Service Co., Ltd., Panjin (CN)
Filed on Nov. 11, 2022, as Appl. No. 17/985,422.
Claims priority of application No. 202211010207.8 (CN), filed on Aug. 23, 2022.
Int. Cl. C09K 8/80 (2006.01)
CPC C09K 8/80 (2013.01) 9 Claims
 
1. A fracturing propping agent, comprising the following raw materials in percentage by weight: 50-60% of dry sludge, 10-40% of quartz sand, 2-10% of coal ash, 2-8% of bauxite and 1-5% of clay,
wherein the dry sludge is formed after oily sludge from an oil field is deoiled.