IT1211682B - WASTE CONCRETE RECOVERY PROCEDURE - Google Patents

WASTE CONCRETE RECOVERY PROCEDURE

Info

Publication number
IT1211682B
IT1211682B IT4823687A IT4823687A IT1211682B IT 1211682 B IT1211682 B IT 1211682B IT 4823687 A IT4823687 A IT 4823687A IT 4823687 A IT4823687 A IT 4823687A IT 1211682 B IT1211682 B IT 1211682B
Authority
IT
Italy
Prior art keywords
recovery procedure
waste concrete
concrete recovery
waste
procedure
Prior art date
Application number
IT4823687A
Other languages
Italian (it)
Other versions
IT8748236A0 (en
Inventor
Gregory S Bobrowski
Gregory C J Guecia
David A Lupyan
Federick D Kinney
Original Assignee
Sandoz Ag
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 Ag filed Critical Sandoz Ag
Publication of IT8748236A0 publication Critical patent/IT8748236A0/en
Application granted granted Critical
Publication of IT1211682B publication Critical patent/IT1211682B/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)
IT4823687A 1986-08-26 1987-07-28 WASTE CONCRETE RECOVERY PROCEDURE IT1211682B (en)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
IT8748236A0 IT8748236A0 (en) 1987-07-28
IT1211682B true IT1211682B (en) 1989-11-03

Family

ID=25412613

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4823687A IT1211682B (en) 1986-08-26 1987-07-28 WASTE CONCRETE RECOVERY PROCEDURE

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 (33)

* 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
MY110252A (en) * 1988-01-14 1998-03-31 Construction Research & Technology Gmbh Method for stabilizing concrete residues.
US5203919A (en) * 1988-01-14 1993-04-20 Sandoz Ltd. Method and compositions for stabilizing concrete residues
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.
WO2002024425A1 (en) * 2000-09-21 2002-03-28 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
DE602005002937T2 (en) * 2004-03-19 2008-07-31 James Hardie International Finance B.V. MULTIMODE ACCELERATOR FOR CEMENT MATERIALS
DE102005015841B4 (en) * 2005-04-06 2009-04-30 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
PL2553188T3 (en) 2010-12-20 2019-01-31 Industrilås I Nässjö 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
CN114430710B (en) 2019-08-01 2024-09-27 Gcp应用技术有限公司 Coordinating concrete delivery and placement
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
CN115926067B (en) * 2022-12-28 2024-09-03 科之杰新材料集团有限公司 High-temperature-resistant hyperbranched retarder for concrete and preparation method thereof
EP4417587A1 (en) * 2023-02-20 2024-08-21 Sika Technology AG Methods for the application in thick layer of cementitious compositions comprising kinetic regulator
CN118388168A (en) * 2023-08-24 2024-07-26 宁波新力建材科技有限公司 Concrete composite additive and preparation method 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
GB2194528A (en) 1988-03-09
DE3727907A1 (en) 1988-03-03
FR2603275B1 (en) 1991-11-22
GB8719953D0 (en) 1987-09-30
IT8748236A0 (en) 1987-07-28
HK86493A (en) 1993-08-27
DE3727907C2 (en) 1996-11-07
GB2194528B (en) 1990-07-25
ES2007402A6 (en) 1989-06-16
AU7734787A (en) 1988-03-03
AU591327B2 (en) 1989-11-30
KR930006338B1 (en) 1993-07-14
KR880002771A (en) 1988-05-11
AU624316B3 (en) 1992-04-08
JPH0517266A (en) 1993-01-26
JPS6360184A (en) 1988-03-16
AT393501B (en) 1991-11-11
ATA212187A (en) 1991-04-15
JPH0215519B2 (en) 1990-04-12
BE1002417A4 (en) 1991-02-05
PH24105A (en) 1990-03-05
SG34793G (en) 1993-06-11
FR2603275A1 (en) 1988-03-04
CH677788A5 (en) 1991-06-28
JP2694883B2 (en) 1997-12-24
CN87105879A (en) 1988-03-16
CA1315960C (en) 1993-04-13
CN1023998C (en) 1994-03-16

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960718