HK86493A - Reclaiming of waste concrete - Google Patents

Reclaiming of waste concrete

Info

Publication number
HK86493A
HK86493A HK86493A HK86493A HK86493A HK 86493 A HK86493 A HK 86493A HK 86493 A HK86493 A HK 86493A HK 86493 A HK86493 A HK 86493A HK 86493 A HK86493 A HK 86493A
Authority
HK
Hong Kong
Prior art keywords
reclaiming
waste concrete
concrete
waste
Prior art date
Application number
HK86493A
Inventor
Gregory S Bobrowski
Gregory C J Guecia
David A Lupyan
Frederick D Kinney
Original Assignee
Sandoz Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sandoz Ltd filed Critical Sandoz Ltd
Publication of HK86493A publication Critical patent/HK86493A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B18/04—Waste materials; Refuse
    • C04B18/16—Waste materials; Refuse from building or ceramic industry
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
    • C04B40/02—Selection of the hardening environment
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
    • C04B2103/10—Accelerators; Activators
    • C04B2103/12—Set accelerators
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
    • C04B2103/20—Retarders
    • C04B2103/22—Set retarders
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/91—Use of waste materials as fillers for mortars or concrete

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
  • On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
  • Processing Of Solid Wastes (AREA)
HK86493A 1986-08-26 1993-08-19 Reclaiming of waste concrete HK86493A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US90048986A 1986-08-26 1986-08-26

Publications (1)

Publication Number Publication Date
HK86493A true HK86493A (en) 1993-08-27

Family

ID=25412613

Family Applications (1)

Application Number Title Priority Date Filing Date
HK86493A HK86493A (en) 1986-08-26 1993-08-19 Reclaiming of waste concrete

Country Status (16)

Country Link
JP (2) JPS6360184A (en)
KR (1) KR930006338B1 (en)
CN (1) CN1023998C (en)
AT (1) AT393501B (en)
AU (2) AU591327B2 (en)
BE (1) BE1002417A4 (en)
CA (1) CA1315960C (en)
CH (1) CH677788A5 (en)
DE (1) DE3727907C2 (en)
ES (1) ES2007402A6 (en)
FR (1) FR2603275B1 (en)
GB (1) GB2194528B (en)
HK (1) HK86493A (en)
IT (1) IT1211682B (en)
PH (1) PH24105A (en)
SG (1) SG34793G (en)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1211682B (en) * 1986-08-26 1989-11-03 Sandoz Ag WASTE CONCRETE RECOVERY PROCEDURE
US5203919A (en) * 1988-01-14 1993-04-20 Sandoz Ltd. Method and compositions for stabilizing concrete residues
TR26057A (en) * 1988-01-14 1993-12-07 Sandoz Ltd METHOD FOR STABILIZING CONCRETE PIPES
JPH03159944A (en) * 1989-11-14 1991-07-09 Fujita Corp Application of hydraulic composite material
CH678526A5 (en) * 1990-01-27 1991-09-30 Sandoz Ag
US4976316A (en) * 1990-02-20 1990-12-11 Atlantic Richfield Company Method of accelerating set of cement by washover fluid containing alkanolamine
CH680730A5 (en) * 1990-07-09 1992-10-30 Sika Ag
GB2248612B (en) * 1990-10-10 1994-10-12 Ciba Geigy Ag Corrosion inhibition in concrete structures
FR2680130A1 (en) * 1991-08-07 1993-02-12 Kadim Ltd Method of employing a hydraulic binder and device for applying said binder
FR2699915B1 (en) * 1992-12-29 1995-03-10 Prod Ind Cfpi Franc Composition of materials improving the rheological properties of cement-based products.
FR2724648B1 (en) * 1994-09-20 1997-09-05 Sandoz Sa CONTROL OF HYDRATION OF CEMENT-BASED SYSTEMS
DE19518469B4 (en) * 1995-05-19 2007-05-03 Construction Research & Technology Gmbh Process for the recycling of residual concrete
GB9511700D0 (en) * 1995-06-09 1995-08-02 Sandoz Ltd Improvements in or relating to organic compounds
DE19714632A1 (en) * 1997-04-09 1998-10-15 Quinting Gmbh Impervious, setting retarded concrete composition
ES2183673B1 (en) * 2000-02-03 2004-09-01 Sic Lazaro, S.L. PROCEDURE FOR THE MANUFACTURE OF HIGH DENSITY COUNTERWEIGHTS.
AU2000276980A1 (en) * 2000-09-21 2002-04-02 Rdc Holdings Pte Ltd Production of concrete
JP2002226241A (en) * 2001-01-30 2002-08-14 Mitsui Constr Co Ltd Method for recycling concrete material by vacuum freeze drying
US20080202389A1 (en) * 2004-03-19 2008-08-28 James Hardie Internaitional Finance B.V. Multiple Mode Accelerating Agent For Cementitious Materials
DE202005021508U1 (en) * 2005-04-06 2008-08-07 Sto Ag Device for processing building material
JP2007076976A (en) * 2005-09-16 2007-03-29 Esu Ea:Kk Method for keeping fluidity of mortar already kneaded and method for adjusting setting of the same
JP2007293561A (en) * 2006-04-25 2007-11-08 Shoichi Nakamura Personal authentication accessory
SE533961C2 (en) * 2007-02-22 2011-03-15 Saint Gobain Byggprodukter Ab Delay composition, use of such composition and method of handling use
DE102007060455A1 (en) 2007-12-12 2009-06-18 Deutsche Amphibolin-Werke Von Robert Murjahn Stiftung & Co. Kg Device for mixing construction material
CA2799150C (en) 2010-12-20 2017-04-18 Industrilaas I Naassjoe Ab Handle assembly for double-walled door
US9725369B2 (en) 2014-08-13 2017-08-08 Crispycrete, Llc Method of processing unhardened concrete
WO2018154890A1 (en) * 2017-02-22 2018-08-30 デンカ株式会社 Hardening agent for ready-mix shipped rapid-hardening concrete, ready-mix shipped rapid-hardening concrete material, ready-mix shipped rapid-hardening concrete composition, and method for preparing same
CN108101410A (en) * 2017-12-28 2018-06-01 湖北鑫统领万象科技有限公司 A kind of house ornamentation cement additive and its application
CN110436808B (en) * 2019-09-10 2021-08-06 同济大学 Recycling method of fresh waste concrete
CN110776297A (en) * 2019-10-28 2020-02-11 安徽理工大学 Sulphoaluminate cement-based concrete and preparation process thereof

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE754200A (en) * 1969-08-01 1970-12-31 W R Grace & Cy PLASTER AND CEMENT COMPOSITIONS AND FLEXIBLE MANUFACTURED PRODUCTS MADE FROM THESE COMPOSITIONS
JPS5025623A (en) * 1973-07-05 1975-03-18
JPS5115856A (en) * 1974-07-30 1976-02-07 Jiro Ito Ryutai funtai yobunriki
JPS535222A (en) * 1976-07-02 1978-01-18 Nippon Concrete Ind Co Ltd Utilization method of cement contained waste water
GB1538103A (en) * 1977-07-14 1979-01-10 Ici Ltd Set-promoting composition for calcium sulphate hemihydrate plaster
JPS55149153A (en) * 1979-05-02 1980-11-20 Kao Corp Recycling method of concrete slag
DE2937835A1 (en) * 1979-09-19 1981-04-02 Ohsmann, Hans, 4796 Salzkotten HYDRAULIC BINDERS FOR THE PRODUCTION OF DELAYED CLEANING OR WALL MORTARS OR. SUITABLE TRANSPORTMORTARS
CH646124A5 (en) * 1980-01-25 1984-11-15 Sika Ag PLASTERING AND WALL MORTAR WITH EXTENDED SETTING TIME.
US4466834A (en) * 1983-01-03 1984-08-21 W. R. Grace & Co. Corrosion inhibiting additive for cement compositions
JPS59195564A (en) * 1983-04-20 1984-11-06 旭化成株式会社 Cement setting control
US4466836A (en) * 1983-04-28 1984-08-21 The Dow Chemical Company Set retarding compounds for use in cement slurries
JPS6140854A (en) * 1984-07-31 1986-02-27 藤沢薬品工業株式会社 Cure retarder for deep layer mixture treatment art
IT1211682B (en) * 1986-08-26 1989-11-03 Sandoz Ag WASTE CONCRETE RECOVERY PROCEDURE

Also Published As

Publication number Publication date
DE3727907C2 (en) 1996-11-07
CA1315960C (en) 1993-04-13
AT393501B (en) 1991-11-11
KR930006338B1 (en) 1993-07-14
AU624316B3 (en) 1992-04-08
ES2007402A6 (en) 1989-06-16
CN87105879A (en) 1988-03-16
BE1002417A4 (en) 1991-02-05
JPS6360184A (en) 1988-03-16
CN1023998C (en) 1994-03-16
PH24105A (en) 1990-03-05
SG34793G (en) 1993-06-11
AU7734787A (en) 1988-03-03
FR2603275A1 (en) 1988-03-04
GB2194528B (en) 1990-07-25
CH677788A5 (en) 1991-06-28
KR880002771A (en) 1988-05-11
AU591327B2 (en) 1989-11-30
GB2194528A (en) 1988-03-09
JPH0517266A (en) 1993-01-26
JP2694883B2 (en) 1997-12-24
ATA212187A (en) 1991-04-15
FR2603275B1 (en) 1991-11-22
GB8719953D0 (en) 1987-09-30
DE3727907A1 (en) 1988-03-03
IT8748236A0 (en) 1987-07-28
JPH0215519B2 (en) 1990-04-12
IT1211682B (en) 1989-11-03

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Legal Events

Date Code Title Description
PF Patent in force
AS Change of ownership

Owner name: CONSTRUCTION RESEARCH & TECHNOLOGY GMBH

Free format text: FORMER OWNER(S): MBT HOLDING AG

PE Patent expired

Effective date: 20070823