公开(公告)号：US20220259104A1

公开(公告)日：2022-08-18

申请号：US17618153

申请日：2020-06-10

Applicant: HOLCIM TECHNOLOGY LTD

Inventor： Eric BROUARD ,  Olivier WATT ,  Delphine THOMAS ,  Antoine CREYX

IPC: C04B28/08 ,  C04B28/04 ,  C04B18/12 ,  C04B24/32 ,  C04B24/00 ,  C04B24/26 ,  C04B24/38 ,  C04B40/00

Abstract: A process of preparing a cemented paste backfill material, the material including ground mine tailings, a hydraulic binder and water, wherein the solids content of the backfill material is 70-82 wt.-%, the process including a) providing a dry premix, the premix including the hydraulic binder, a superplasticizer and optionally a defoaming agent, b) mixing the dry premix with the ground mine tailings and water.

公开(公告)号：US20240035111A1

公开(公告)日：2024-02-01

申请号：US18268396

申请日：2021-12-15

Applicant: Holcim Technology LTD

Inventor： Eric BROUARD ,  Antoine CREYX ,  SOPHIE DARONNAT ,  Clément VERT

IPC: C22B1/243 ,  C22B1/24

CPC classification number: C22B1/243 ,  C22B1/2406

Abstract: The invention relates to a binder composition for the cold forming of metal ore pellets, wherein the binder composition comprises a hydraulic binder component and additives, wherein the hydraulic binder component has a fineness of at least D95 62.5 wt.-% and the content of C3S is >60 wt.-%, preferably >65 wt.-%.

公开(公告)号：US20190224730A1

公开(公告)日：2019-07-25

申请号：US16339243

申请日：2017-10-04

Applicant: HOLCIM TECHNOLOGY LTD

Inventor： Nouffou TAPSOBA ,  Eric BROUARD ,  Cédric COMPARET ,  Mohsen ECH ,  Nicolas RICHARD ,  Christophe LEVY

IPC: B09C1/08 ,  B09B3/00 ,  C04B7/32 ,  C04B28/06 ,  C04B18/04

CPC classification number: B09C1/08 ,  B09B3/0041 ,  B09C2101/00 ,  C04B7/32 ,  C04B18/0472 ,  C04B28/06 ,  C04B28/065 ,  C04B2111/00732 ,  C04B2111/00767 ,  Y02W30/91 ,  C04B14/361

Abstract: A method for treating polluted soils, includes mixing the soil with a hydraulic binder, wherein the hydraulic binder includes: as the only high-alumina clinker, a high-alumina clinker including more than 80 wt % of mayenite C12A7 phase or a mayenite isotope, the high-alumina clinker making up at least 70 wt % of the weight of the hydraulic binder; and 1 wt % to 30 wt %, relative to the total weight of the binder, of lime.