WO 2018/094857 A1

Special cement manufacturing method for setting soil and mud-sand-soil mixture

(22) 14.11.2017

(43) 31.05.2018

(57) A special cement manufacturing method for setting a soil and a mud-sand-soil mixture, the method comprising: determining an additive according to chemical contents of a soil and a mud-sand-soil mixture, and compounding the additive according to chemical ingredients of available raw materials of a local cement factory; pulverizing the additive and the available raw materials of the cement factory at the ratios of 1-10 % and 90-99 %, respectively to reach a uniform state, then compounding, in the cement factory, the raw materials of the cement factory with local building materials, and grinding the compounded raw materials by means of a cement mill to reach cement fineness, such that the final product is ready for delivery; and employing an engineering test method to find proportions of the soil and mud-sand-soil mixture to meet an engineering strength requirement, thus producing a special cement.

(71) Wang, Shouguang, Hebei 054001 (CN); Wang, Mian, Hebei 054001 (CN)

(84) ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)

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