公开(公告)号：US10724204B2

公开(公告)日：2020-07-28

申请号：US16336382

申请日：2017-09-20

Applicant: HOLCIM TECHNOLOGY LTD

Inventor： Christian Schuldt ,  Arne Stecher

IPC: E02D27/42 ,  E04H12/08 ,  F03D13/20

Abstract: In a foundation for a windmill with a circular or polygonal pedestal for supporting a windmill tower and a plurality of ribs, which project radially outwards from the pedestal, the pedestal is divided into a plurality of circumferential portions, wherein a circumferential portion and a rib are each formed by at least one prefabricated concrete element, respectively, and wherein the prefabricated concrete elements are made of reinforced concrete, which includes a first reinforcement structure, which includes radial tensioning elements, in particular tension rods or tensioning strands, for stressing the prefabricated concrete elements. A second reinforcement structure is also provided, which holds the circumferential portions together and is coupled with the first reinforcement structure, in particular the radial tensioning elements.

公开(公告)号：US10676402B1

公开(公告)日：2020-06-09

申请号：US15776693

申请日：2016-11-17

Applicant: HOLCIM TECHNOLOGY LTD

Inventor： Christian Blachier ,  Christine Chaumilliat ,  Hélène Lombois-Burger ,  Serge Sabio

IPC: C04B38/10 ,  C04B28/04 ,  C04B24/26 ,  C04B22/12 ,  C04B22/08 ,  E04B1/74 ,  C04B111/52 ,  C04B103/30 ,  C04B103/32 ,  C04B111/40

Abstract: A process for manufacturing an inorganic foam includes (i) separately preparing an aqueous foam and a cement slurry, the cement slurry including water W, a cement C, a water-reducing agent, a water-soluble calcium salt, a water-soluble silicate salt, the calcium/silicon molar ratio being 0.7 to 1.7 and the W/C weight ratio being 0.25 to 0.40, and given that the calcium ion concentration is 0.03 to 0.97%, expressed as weight percent relative to the weight of the cement, and that the silicate ion concentration is 0.04 to 1.67%, expressed as weight percent relative to the weight of the cement; (ii) contacting the cement slurry obtained with the aqueous foam to obtain a foamed cement slurry; and (iii) shaping the foamed cement slurry obtained in step (ii) and allowing setting to occur.

公开(公告)号：US20190226174A1

公开(公告)日：2019-07-25

申请号：US16336360

申请日：2017-09-15

Applicant: HOLCIM TECHNOLOGY LTD

Inventor： Christian SCHULDT ,  Arne STECHER

IPC: E02D27/42 ,  F03D13/20

Abstract: A foundation for a windmill, has a circular or polygonal pedestal for supporting a windmill tower, and a plurality of ribs which project radially outwards from the pedestal, wherein the pedestal is divided in the vertical direction into a base ring section and an adapter ring section, the base ring section being divided into a plurality of peripheral sections and composed of precast concrete elements, and the adapter ring section likewise being composed of precast concrete elements.

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.

公开(公告)号：US20190194072A1

公开(公告)日：2019-06-27

申请号：US16311862

申请日：2017-06-02

Applicant: HOLCIM TECHNOLOGY LTD

Inventor： Vivien ESNAULT ,  Pierre-Henri JEZEQUEL ,  Fabrice TOUSSAINT ,  Abdellaziz LABYAD

IPC: C04B28/02 ,  B33Y10/00 ,  B33Y70/00 ,  E04G21/04 ,  C04B24/32 ,  C04B24/38 ,  C04B24/26 ,  C04B24/34 ,  C04B22/12 ,  C04B22/06 ,  C04B22/14 ,  C04B14/04 ,  C04B22/08 ,  C04B24/16

CPC classification number: C04B28/02 ,  B28B1/001 ,  B28B3/20 ,  B29C64/106 ,  B33Y10/00 ,  B33Y70/00 ,  C04B14/045 ,  C04B22/06 ,  C04B22/085 ,  C04B22/124 ,  C04B22/148 ,  C04B24/16 ,  C04B24/2652 ,  C04B24/32 ,  C04B24/34 ,  C04B24/38 ,  C04B24/383 ,  C04B40/0028 ,  C04B2103/0079 ,  C04B2103/12 ,  C04B2103/302 ,  C04B2103/32 ,  C04B2103/44 ,  C04B2111/00181 ,  E04G21/04 ,  C04B14/062 ,  C04B14/28 ,  C04B12/04 ,  C04B14/303 ,  C04B22/14 ,  C04B22/147 ,  C04B24/14

Abstract: A method of placing a flowable construction material including a hydraulic binder for building structural components layer-by-layer, such as for 3D concrete printing, the method including preparing a fresh flowable construction material made of Portland cement, fine limestone filler materials, fine sands, water, and water reducing admixture and possibly a set or hardening accelerating admixture, conveying the flowable construction material to a deposition head, placing the construction material through an outlet of the deposition head in order to form a layer of construction material, before placing the construction material, adding a rheology-modifying agent to the construction material so that the placed material has an increased yield stress when compared to the material during the conveying step.

公开(公告)号：US20190152859A1

公开(公告)日：2019-05-23

申请号：US16198129

申请日：2018-11-21

Applicant: HOLCIM TECHNOLOGY LTD ,  SOLIDIA TECHNOLOGIES, INC.

Inventor： Vincent BRIAUD ,  Frédéric CERVERA ,  Vincent MEYER ,  Sadananda SAHU ,  Ahmet Cuneyt TAS ,  Deepak RAVIKUMAR ,  Jason Elizan BRYANT ,  Anuj SETH

IPC: C04B28/18 ,  C04B24/12 ,  C04B22/14 ,  C04B22/12 ,  C04B40/02 ,  B32B13/04

Abstract: Calcium silicate-based cements and concretes are disclosed, which result in concrete compositions that have an improved strength development. A cement product includes a plurality of particles of a carbonatable calcium silicate cement and a first additive; wherein, the first additive is an organic molecule with at least one primary, secondary or tertiary amine group.

公开(公告)号：US10254045B2

公开(公告)日：2019-04-09

申请号：US15630595

申请日：2017-06-22

Applicant: Holcim Technology Ltd.

Inventor： Thomas Stutz

IPC: F27B7/42 ,  F27D19/00 ,  F27D21/00 ,  F27D21/04 ,  G01B11/16 ,  G01B11/25 ,  F27D21/02 ,  G01B21/20 ,  G01B11/24

Abstract: A method for detecting straightness deviations and/deformations in a rotary kiln, the rotary drum of which features bearing rings spaced apart from one another in the axial direction and respectively supported on rollers, the outer surface area of the rotary drum, the bearing rings, involves scanning the rollers and/or the shafts of the rollers in a contactless fashion with the aid of at least one scanning device and obtaining three-dimensional position data regarding the scanned object(s), and evaluating three-dimensional position data with respect to the occurrence of a deviation of (a) the rotary kiln axis from a straight line, (b) the rotary drum from a cylindrical shape and/or (c) the rotational axes of the rollers from a line extending parallel to the rotary kiln axis. A device for detecting straightness deviations and/or deformations in a rotary kiln, at least one scanning device and a rotary kiln so equipped are provided.

公开(公告)号：US20180154375A1

公开(公告)日：2018-06-07

申请号：US15579819

申请日：2016-05-30

Applicant: Holcim Technology Ltd.

Inventor： Thomas LAMARE

IPC: B04C5/103 ,  B04C5/04 ,  B04C5/13

CPC classification number: B04C5/103 ,  B04C5/04 ,  B04C5/13

Abstract: A cyclone separator for use in a cement production plant, includes a cylindrical upper section and a conical lower section. The cylindrical upper section includes a tangential inlet, an upper cover wall and a centrally arranged dip tube that axially traverses the cover wall and projects into the cylindrical section. The conical lower section includes a cone wall conically tapering to a lower outlet that is arranged coaxially with the dip tube. At least one longitudinal baffle is arranged in the cyclone separator to extend in an axial direction from the dip tube to the cone wall.

公开(公告)号：US20180148374A1

公开(公告)日：2018-05-31

申请号：US15577225

申请日：2016-05-20

Applicant: Holcim Technology Ltd.

Inventor： Serge Lukas ZIHLMANN ,  Florian Christian TRELA-GROSS

IPC: C04B7/43 ,  C04B7/60 ,  B01D47/02 ,  C02F9/00

CPC classification number: C04B7/436 ,  B01D47/02 ,  C02F1/004 ,  C02F1/463 ,  C02F1/5236 ,  C02F1/66 ,  C02F9/00 ,  C02F2001/007 ,  C02F2001/5218 ,  C02F2103/34 ,  C04B7/60 ,  Y02P40/121 ,  C04B7/365

Abstract: A method for treating and utilizing bypass dusts from a cement production process involves a) contacting the bypass dust with an aqueous phase and mixing the same to obtain a suspension, wherein water-soluble components of the bypass dust are dissolved in the aqueous phase; b) performing a solid/liquid separation, in particular a vacuum filtration or a filter press filtration, to separate the solids contained in the suspension, wherein a brine remains; c) precipitating a partial amount of the heavy metals present in the brine, and optionally Ca, and separating the precipitate from the brine; and d) subjecting the brine to an electrocoagulation, wherein a flocculate containing the heavy metals remaining in the brine is separated.

公开(公告)号：US09896635B2

公开(公告)日：2018-02-20

申请号：US15110897

申请日：2015-01-13

Applicant: Holcim Technology, Ltd.

Inventor： Shreesh Anant Khadilkar ,  Manish Vasant Karandikar ,  Pradeep Gopal Lele ,  Dhananjay Dinkar Kulkarni

IPC: C10L5/36 ,  C21B5/00 ,  C04B7/44 ,  C10L5/04 ,  C10L9/10 ,  C21B3/04

CPC classification number: C10L5/366 ,  C04B7/4407 ,  C10L5/04 ,  C10L9/10 ,  C10L2200/0259 ,  C10L2200/0272 ,  C10L2200/029 ,  C10L2200/04 ,  C21B3/04 ,  C21B5/007 ,  Y02W30/542 ,  C04B7/364

Abstract: In a method of enhancing the dry grinding efficiency of petcoke including adding additives to the petcoke and dry grinding the petcoke together with the additives. The additives may include a combination of at least one organic additive and at least one inorganic additive.