DE3472397D1 - A process for producing a hardened product of coal ash - Google Patents

A process for producing a hardened product of coal ash

Info

Publication number
DE3472397D1
DE3472397D1 DE8484111436T DE3472397T DE3472397D1 DE 3472397 D1 DE3472397 D1 DE 3472397D1 DE 8484111436 T DE8484111436 T DE 8484111436T DE 3472397 T DE3472397 T DE 3472397T DE 3472397 D1 DE3472397 D1 DE 3472397D1
Authority
DE
Germany
Prior art keywords
producing
coal ash
hardened product
hardened
product
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
DE8484111436T
Other languages
English (en)
Inventor
Sadaji Matsuura
Satoru Ando
Masamitsu Kiso
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FUJI FIRE PROOF MATERIAL
Original Assignee
FUJI FIRE PROOF MATERIAL
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 FUJI FIRE PROOF MATERIAL filed Critical FUJI FIRE PROOF MATERIAL
Application granted granted Critical
Publication of DE3472397D1 publication Critical patent/DE3472397D1/de
Expired legal-status Critical Current

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
    • 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
    • C04B18/06—Combustion residues, e.g. purification products of smoke, fumes or exhaust gases
    • 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
    • C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
    • C04B20/02—Treatment
    • 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
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S106/00—Compositions: coating or plastic
    • Y10S106/01—Fly ash

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Civil Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
DE8484111436T 1983-10-07 1984-09-25 A process for producing a hardened product of coal ash Expired DE3472397D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58188031A JPS6081051A (ja) 1983-10-07 1983-10-07 石炭灰硬化体製ボードの製造方法

Publications (1)

Publication Number Publication Date
DE3472397D1 true DE3472397D1 (en) 1988-08-04

Family

ID=16216450

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484111436T Expired DE3472397D1 (en) 1983-10-07 1984-09-25 A process for producing a hardened product of coal ash

Country Status (7)

Country Link
US (1) US4622071A (de)
EP (1) EP0140156B1 (de)
JP (1) JPS6081051A (de)
KR (1) KR920005475B1 (de)
AU (1) AU562605B2 (de)
CA (1) CA1228375A (de)
DE (1) DE3472397D1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5580508A (en) * 1986-04-04 1996-12-03 Ube Industries, Ltd. Process for preparing calcium silicate articles
US5422015A (en) * 1992-07-30 1995-06-06 Hondo Chemical, Inc. Pathogenic waste treatment
DE19823879C1 (de) * 1998-05-28 1999-08-19 Solvay Fluor & Derivate Flußmittelrecycling
KR20030071442A (ko) * 2002-02-28 2003-09-03 박상숙 황산혼합에 의한 석탄회의 고형화
KR100787541B1 (ko) * 2005-11-30 2007-12-21 (주)원건축사사무소 카본계 흡착재를 포함하는 친환경 조적벽돌 및 그 제조방법
KR100788441B1 (ko) * 2006-03-29 2007-12-24 이영중 산성계 분말 고화제 제조방법 및 그를 이용한 슬러지의 고화처리방법
CN101182153B (zh) * 2007-11-08 2010-06-16 滕少波 石油油渣燃烧脱硫后的废渣处理方法
JP6138650B2 (ja) * 2013-09-30 2017-05-31 太平洋セメント株式会社 石炭灰の処理方法
BR102013031788A2 (pt) * 2013-12-10 2016-05-24 César Augusto Dumont Labuto processo e produtos para resistência material (física, química e biológica) a variações de temperatura e pressão (naturais, acidentais ou controladas), ao calor e ao fogo, ao contágio, criação, consumo e propagação destes, à degradação de materiais, à combustão, à pirofagia, à volatização, à emissão de gases, à liberação de carbono, ao centelhamento e à explosão, bem como para permitir a síntese controlada de estruturas, incarbonização, termo impressões e o seu uso
CN103992072A (zh) * 2014-05-30 2014-08-20 镇江建科建设科技有限公司 一种粉煤灰增强固化剂及其制备方法
US10760788B2 (en) * 2016-01-08 2020-09-01 Chang Gung University Method of combusting a sulfur-containing carbonaceous material with ash treatment
CN109020276B (zh) * 2018-09-05 2021-02-23 山东泰威冶金材料制造有限公司 一种特种水泥用改性粉煤灰的生产方法
CN113213858B (zh) * 2021-05-14 2022-08-23 中国科学院生态环境研究中心 煤气化渣制备铝酸盐基3d打印材料的方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE210540C (de) * 1900-01-01
US2698251A (en) * 1950-01-12 1954-12-28 Great Lakes Carbon Corp Method of manufacturing siliceous insulating material
FR1224244A (fr) * 1959-02-05 1960-06-22 Procédé de fabrication de béton léger
US3870535A (en) * 1972-01-31 1975-03-11 Iv Conversion Systems Inc Method of treating coal mining refuse
US3953222A (en) * 1974-04-10 1976-04-27 Tekology Corporation Addition of acidulated pozzolan to concrete and concrete products
JPS546014A (en) * 1977-06-16 1979-01-17 Babcock Hitachi Kk Treatment of fly ash
JPS546568A (en) * 1977-06-17 1979-01-18 Nippon Telegr & Teleph Corp <Ntt> Optical fiber connector
FR2480269A1 (fr) * 1980-04-09 1981-10-16 Pichat Philippe Procede de traitement de dechets liquides de forte acidite

Also Published As

Publication number Publication date
US4622071A (en) 1986-11-11
KR920005475B1 (ko) 1992-07-04
JPS6081051A (ja) 1985-05-09
EP0140156A3 (en) 1985-06-05
EP0140156B1 (de) 1988-06-29
EP0140156A2 (de) 1985-05-08
AU3388784A (en) 1985-04-18
AU562605B2 (en) 1987-06-11
JPH0138067B2 (de) 1989-08-10
CA1228375A (en) 1987-10-20
KR850003373A (ko) 1985-06-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee