KR850005384A - Method of manufacturing crushed stone for concrete - Google Patents

Method of manufacturing crushed stone for concrete Download PDF

Info

Publication number
KR850005384A
KR850005384A KR1019850000021A KR850000021A KR850005384A KR 850005384 A KR850005384 A KR 850005384A KR 1019850000021 A KR1019850000021 A KR 1019850000021A KR 850000021 A KR850000021 A KR 850000021A KR 850005384 A KR850005384 A KR 850005384A
Authority
KR
South Korea
Prior art keywords
particle size
weight
less
iron oxide
average particle
Prior art date
Application number
KR1019850000021A
Other languages
Korean (ko)
Inventor
코오지(외 3) 가와모또
Original Assignee
후지모리 마사지
스미도모 킨조구 코오진 가부시기가이샤
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
Priority claimed from JP117384A external-priority patent/JPS60145941A/en
Priority claimed from JP889684A external-priority patent/JPS60155556A/en
Application filed by 후지모리 마사지, 스미도모 킨조구 코오진 가부시기가이샤 filed Critical 후지모리 마사지
Publication of KR850005384A publication Critical patent/KR850005384A/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B14/00Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B14/02Granular materials, e.g. microballoons
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B14/00Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B14/02Granular materials, e.g. microballoons
    • C04B14/04Silica-rich materials; Silicates
    • C04B14/14Minerals of vulcanic origin
    • C04B14/16Minerals of vulcanic origin porous, e.g. pumice

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Civil Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Processing Of Solid Wastes (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)

Abstract

내용 없음No content

Description

콘크리트용 쇄석의 제조방법Manufacturing method of concrete crushed stone

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

Claims (19)

평균 입자 크기가 250μm이하인 분쇄된 혈암에 평균 입자크기가 20μ이하인 산화철 2내지 10중량%와 이것과 똑같은 입자크기의 실리콘 카바이드 0.2내지 0.5중량%를 가하거나 또는 리그닌, 폴리비닐 아코올 카르복시메틸 셀룰로오스, 스틸렌-부타디엔 형태의 라텍스로 구성된 그룹으로부터 최소한 하나의 일원(一員)을 선택하여 0.1 내지 2중량%를 가한후 산출된 혼합물을 입자크기가 15μm이하인 크기로 미세하게 분쇄하고 분쇄된 혼합물에 일정한 습도를 지니도록 물을 가하여 적시고 젖은 혼합물을 펠릿화시켜 얻어진 펠릿을 불에 달구는 단계를 포함하는 것을 특징으로 하여 가벼운 중량을 갖는 콘크리트용 쇄석의 제조방법.2 to 10% by weight of iron oxide having an average particle size of 20 µm or less and 0.2 to 0.5% by weight of silicon carbide having the same particle size or lignin, polyvinyl alcohol carboxymethyl cellulose, Select at least one member from the group consisting of styrene-butadiene-type latex, add 0.1 to 2% by weight, and then finely grind the resulting mixture to a particle size of 15 μm or less and give a constant humidity to the ground mixture. Method of producing a crushed stone for concrete having a light weight, characterized in that it comprises the step of baking the pellet obtained by adding water soaked and pelletized wet mixture to carry. 제1항에 있어서, 상기의 혈암은 입자크기가 15μm이하인 크기로 분쇄되는 것을 특징으로 하는 방법.The method of claim 1, wherein the shale is pulverized to a particle size of 15μm or less. 제1항에 있어서, 상기의 산화철과 실리콘 카바이드 각각은 10μm 이하인 평균 입자크기를 지니는 것을 특징으로 하는 방법.The method of claim 1, wherein each of the iron oxide and silicon carbide has an average particle size of 10 μm or less. 제1항에 있어서, 상기의 산화철은 사호제 2철인 것을 특징으로 하는 방법.The method according to claim 1, wherein the iron oxide is ferric tetraoxide. 제1항에 있어서, 상기의 최소한 한가지 일원은 0.1 내지 1.0 중량%의 비율로 가해지는 것을 특징으로 하는 방법.The method of claim 1 wherein said at least one member is added at a rate of 0.1 to 1.0 weight percent. 제1항에 있어서, 상기의 스틸렌-부타디엔 형태의 라텍스란 LX531B, Croslene, Onoda SXB, J.S.R.0670으로 구성된 그룹에서 선택된 하나의 일원인 것을 특징으로 하는 방법.The method of claim 1, wherein the styrene-butadiene type latex is one member selected from the group consisting of LX531B, Croslene, Onoda SXB, J.S.R.0670. 제1항에 있어서, 분쇄생성물은 10μm이하인 평균 입자크기로 미세하게 분쇄되는 것을 특징으로 하는 방법.The method of claim 1 wherein the grinding product is finely ground to an average particle size of 10 μm or less. 제1항에 있어서, 상기의 미세하게 분쇄되는 것을 30 내지 1시간동안 수행되는 것을 특징으로 하는 방법.The method of claim 1, wherein the fine grinding is performed for 30 to 1 hour. 제1항에 있어서, 상기의 불에 달구는 단계는 1050℃내지 1120℃의온도에서 수행되는 것을 특징으로 하는 방법.The method of claim 1 wherein said roasting step is performed at a temperature of 1050 ° C to 1120 ° C. 제9항에 있어서, 상기의 불에 달구는 단계는 1100℃ 내지 1115℃의 온도하에 수행되는 것을 특징으로 하는 방법.10. The method of claim 9 wherein said roasting step is performed at a temperature of 1100 ° C to 1115 ° C. 제1항에 있어서, 상기의 불에 달구는 단계는 불에 달구는 어역내에서 20분 내지 30분의 보유 시간과 함께 수행하는 것을특징으로 하는 방법.The method of claim 1 wherein said roasting step is performed with a holding time of 20 to 30 minutes in the roasting fishery. 평균 입자크기가 15μm이하인 분쇄된 혈암에 평균 입자크기가 20μm이하인 산화철 2내지 10중량% 및 이것과 똑같은 크기의 실리콘 카바이드 0.2내지 2.5중량%를 가하거나 또는 리그닌, 폴리비닐 아코올, 카르복시메틸 셀룰로오스, 스틸렌 형태의 라텍스로 구성된 그룹중에서 최소한 하나의 일원을 선택하여 0.1 내지 2중량%를 가한후 산출된 혼합물을 일정한 습도를 지니도록 적셔 젖은 혼합물을 펠릿화시켜 얻어진 펠릿을 불에 달구는 단계를 포함하는 것을 특징으로 하여 가벼운 중량을 갖는 콘크리트용 쇄석의 제조방법.2 to 10% by weight of iron oxide having an average particle size of 20 μm or less and 0.2 to 2.5% by weight of silicon carbide of the same size or lignin, polyvinyl alcohol, carboxymethyl cellulose, Selecting at least one member from the group consisting of styrene latex, adding 0.1 to 2% by weight, and then wetting the resulting mixture with a constant humidity to pellet the wet mixture to roast the pellets. Method for producing a crushed concrete for light weight, characterized in that. 제12항에 있어서, 상기의 산화철, 실리콘카바이드 각각은 평균 입자크기가 10μm이하인 것을 특징으로 하는 방법.13. The method of claim 12, wherein each of the iron oxide and silicon carbide has an average particle size of 10 µm or less. 제12항에 있어서, 상기의 산화철은 산화제 2철인 것을 특징으로 하는 방법.13. The method of claim 12, wherein said iron oxide is ferric oxide. 제12항에 있어서, 상기의 최소한 하나의 일원은 0.1 내지 1.0중량%의 비율로 가해지는 것을 특징으로 하는 방법.13. The method of claim 12, wherein said at least one member is added at a ratio of 0.1 to 1.0 weight percent. 제12항에 있어서, 상기의 스틸렌-부타디엔 형태의 라텍스란 LX531B, Croslene, Onoda SXB, J.S.R.0670으로 구성된 그룹에서 선택된 하나의 일원인 것을 특징으로 하는 방법.The method of claim 12, wherein the styrene-butadiene type latex is one member selected from the group consisting of LX531B, Croslene, Onoda SXB, J.S.R.0670. 제12항에 있어서, 상기의 불에 달구는 단계는 1050℃ 내지 1120℃의 온도하에서 수행되는 것을 특징으로 하는 방법.13. The method of claim 12, wherein said roasting step is performed at a temperature between 1050 ° C and 1120 ° C. 제12항에 있어서, 상기의 불에 달구는 단계는 1100℃ 내지 1115℃의 온도하에서 수행되는 것을 특징으로 하는 방법.13. The method of claim 12, wherein said roasting step is carried out at a temperature of 1100 ° C to 1115 ° C. 제12항에 있어서, 상기의 불에 달구는 단계는 불에 달구는 대역내에서 20분 내지 30분 동안 유지되는 보유시간과 함께 수행되는 특징으로 하는 방법.13. The method of claim 12, wherein said roasting step is performed with a retention time maintained for 20 to 30 minutes in the roasting zone. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019850000021A 1984-01-06 1985-01-05 Method of manufacturing crushed stone for concrete KR850005384A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP117384A JPS60145941A (en) 1984-01-06 1984-01-06 Manufacture of lightweight aggregate
JP1173/59 1984-01-06
JP889684A JPS60155556A (en) 1984-01-20 1984-01-20 Manufacture of lightweight aggregate
JP8896/59 1984-01-20

Publications (1)

Publication Number Publication Date
KR850005384A true KR850005384A (en) 1985-08-24

Family

ID=26334351

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019850000021A KR850005384A (en) 1984-01-06 1985-01-05 Method of manufacturing crushed stone for concrete

Country Status (2)

Country Link
KR (1) KR850005384A (en)
DK (1) DK161829C (en)

Also Published As

Publication number Publication date
DK3985D0 (en) 1985-01-03
DK161829B (en) 1991-08-19
DK161829C (en) 1992-01-27
DK3985A (en) 1985-07-07

Similar Documents

Publication Publication Date Title
BE828379A (en) PROCESS FOR THE MANUFACTURING OF GRANULAR ABRASIVES FROM HARD INORGANIC MATERIALS, VERY REFRACTORY, MELTED OR FRIED, AND IN GRAINS OF HIGH TENACITY
Dence Dimensional analysis of impact structures.
KR850005384A (en) Method of manufacturing crushed stone for concrete
Radhakrishna et al. Bedded barytes from the Precambrian of Karnataka
JPS5521473A (en) Preparation of thermoluminescent fluophor consisting of lithium borate
JPS5413997A (en) Magnetic recording medium and its manufacture
JPS5638433A (en) Iron ore pellet containing mgo
JPS5479866A (en) Crushing media used for mills
JPS5537239A (en) Manufacturing method of resin-bonded diamond wheel
JPS52111409A (en) Preparation of reduced iron made from dust in iron making as main raw material
KR910008108A (en) Method of producing phosphor
Christophe-Michel-Levy Three new meteorite finds from Niger.
SU607799A1 (en) Enamel
JPS5321226A (en) Slurry water-dispersed coating compositions
SU981586A1 (en) Plugging material for consolidating wells
Roberts A note on the female of Diplocephalus protuberans (OP-C.)
JPS536201A (en) Production of iron ore pellets using tuff
Agulnek et al. Quick refunds for NYC NOL carrybacks
JPS5724504A (en) Manufacture of plastic bound magnet
JPS5271242A (en) Electrophotographic light sensitive composition
Merrett The rediscovery of Altella lucida Simon in Britain
Ramirez Characteristics of Direct Reduction Materials and Their Influence on Process and Product
JPS57179236A (en) Particular raw material
JPS5518527A (en) Desulfurizing agent for hot iron
JPS5337127A (en) Soft amorphous magnetic material and its production

Legal Events

Date Code Title Description
E601 Decision to refuse application
J2X1 Appeal (before the patent court)

Free format text: APPEAL AGAINST DECISION TO DECLINE REFUSAL