公开(公告)号：US11078116B2

公开(公告)日：2021-08-03

申请号：US16441714

申请日：2019-06-14

Applicant: HOLCIM TECHNOLOGY LTD

Inventor： Qing Zhang ,  Anthony Peuchlestrade ,  Antoine Creyx ,  Fabrice Toussaint ,  Jody Wise ,  Christophe Levy

IPC: C04B28/04 ,  C04B14/04 ,  C04B28/12 ,  H02G9/02 ,  C04B111/00 ,  C04B28/18 ,  C04B28/10 ,  H02G9/10 ,  H02G9/06

Abstract: A method for encasing underground electrical cables, includes (a) providing a fresh concrete composition including a paste that includes a hydraulic binder, a mineral addition and water, the paste being present in a mixture with sand and aggregates, whereby the paste is present in the concrete composition in a volume of 50 vol.-% and (b) placing the fresh concrete composition so as to encase the underground cables therewith.