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1. 发明专利

JP2005305297A Insolubilization and solidification system for heavy metal polluted soil 审中-公开
标题翻译：用于重金属污染土壤的无害化和固化系统
公开(公告)号：JP2005305297A
公开(公告)日：2005-11-04
申请号：JP2004125642
申请日：2004-04-21
申请人： Mitsubishi Materials Corp , Pauretsuku:Kk , Takenaka Komuten Co Ltd , Ube Ind Ltd , 三菱マテリアル株式会社 , 宇部興産株式会社 , 株式会社パウレック , 株式会社竹中工務店
发明人： MOROZUMI MASAKIMI , KAWAMURA SATOSHI , OKITSU TADAKAZU , MITSUFUJI YASUHIRO , OKABAYASHI SHIGEO , TASAKA YUKIO
IPC分类号： B09B3/00 , B09C1/02 , B09C1/08 , C02F11/00
摘要： PROBLEM TO BE SOLVED: To provide an insolubilization and solidification system for heavy metal polluted soil capable of excellently treating sludge having proper moisture, thereby satisfactorily insolubilizing heavy metals and efficiently performing the the insolubilization and solidification treatment of the heavy metal polluted soil.
SOLUTION: Fine particles which are adjusted into a water content suitable for granulation, contain the heavy metals and have grain sizes after washing/classification processing less than 0.5 mm and a soidifying material are quantitatively supplied to a continuous mixing granulator 11 by using a quantitative sludge supplier 7 and a quantitative solidification material supplier 8, respectively, and primary granulated material is manufactured. The primary granulated material and an insolubilizing material are supplied to a continuous agitation granulator 13 through the continuous mixing granulator 11 and a quantitative insolubilizing material supplier 15, respectively, and the primary granulated material is mixed, granulated and compacted to manufacture secondary granulated material. The surface of the secondary granulated material is coated with the insolubilizing material and the secondary granulated material is continuously discharged from the upper part of an agitation tank 13a.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为重金属污染土壤提供不溶解和固化体系，能够优良处理具有适当水分的污泥，从而令人满意地不溶重金属，有效地进行重金属污染土壤的不溶化和固化处理。
解决方案：调节成适于造粒的水分含量的细颗粒含有重金属，并且在洗涤/分级处理之后具有小于0.5mm的颗粒尺寸，并且通过使用连续混合造粒机11将固化材料定量供应至连续混合造粒机11 定量污泥供应商7和定量凝固材料供应商8，以及初级造粒材料。通过连续混合造粒机11和定量不溶解材料供给体15分别将一次造粒材料和不溶解材料供给至连续搅拌造粒机13，将一次造粒材料混合，造粒和压实以制造二次造粒材料。二次造粒材料的表面涂覆有不溶化材料，二次造粒材料从搅拌槽13a的上部连续排出。版权所有（C）2006，JPO＆NCIPI

2. 发明专利

JP2005028343A Method for preventing elution of harmful metal from harmful metal contaminated waste product 有权
标题翻译：有害金属从有害金属污染废物产品中预防腐蚀的方法
公开(公告)号：JP2005028343A
公开(公告)日：2005-02-03
申请号：JP2003273713
申请日：2003-07-11
申请人： Mitsubishi Materials Corp , Pauretsuku:Kk , Takenaka Komuten Co Ltd , Ube Ind Ltd , 三菱マテリアル株式会社 , 宇部興産株式会社 , 株式会社パウレック , 株式会社竹中工務店
发明人： MOROZUMI MASAKIMI , ASADA SHINICHI , TASAKA YUKIO , TONOKOUCHI HITOSHI , OKITSU TADAKAZU , MITSUFUJI YASUHIRO
IPC分类号： B09B3/00 , B09C1/02 , B09C1/08 , C02F11/00
摘要： PROBLEM TO BE SOLVED: To efficiently enclose a harmful metal in a waste product such as soil contaminated with the harmful metal, and restrain elution to the outside. SOLUTION: The subject method for preventing the elution of the harmful metal from the harmful metal contaminated waste product comprises the step of adding a treating material of 5 to 20 mass % containing magnesium oxide as an effective component to the harmful metal contaminated waste product such as soil contaminated with the harmful metal, and subsequently mixing and granulating by an agitating granulator having a shredding function to produce a particulate matter containing magnesium oxide in the inside or on the surface thereof; treating the surface of the particulate matter with the treating material having magnesium oxide as the effective component to produce a magnesium oxide coated particulate matter in which the particulate matter of 0.3 to 10 mm is 75 mass % or more by the agitating granulator; and maturating the magnesium oxide coated particulate matter. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：有效地将有害金属包围在被有害金属污染的废弃物中，并抑制向外部的洗脱。解决方案：用于防止有害金属从有害金属污染的废物中洗脱的主题方法包括将含有5〜20质量％的含氧化镁作为有效成分的处理材料添加到有害金属污染废物的步骤产品如被有害金属污染的土壤，然后通过具有粉碎功能的搅拌式造粒机混合和造粒，以在其内部或表面上产生含有氧化镁的颗粒物质; 用具有氧化镁的处理材料作为有效成分处理颗粒物质的表面，通过搅拌造粒机制备0.3〜10mm的颗粒物质为75质量％以上的氧化镁被覆颗粒物质，并使氧化镁涂覆的颗粒物质成熟。版权所有（C）2005，JPO＆NCIPI

3. 发明专利

JP2007314661A Cement-based setting material and setting treatment method 有权
标题翻译：基于水泥的设置材料和设置处理方法
公开(公告)号：JP2007314661A
公开(公告)日：2007-12-06
申请号：JP2006145512
申请日：2006-05-25
申请人： Mitsubishi Materials Corp , Ube Ind Ltd , 三菱マテリアル株式会社 , 宇部興産株式会社
发明人： TASAKA YUKIO , EGAWA MOTOTAKA
IPC分类号： C09K17/10 , C04B7/02 , C09K17/02 , C09K17/06 , C09K103/00
摘要： PROBLEM TO BE SOLVED: To provide a cement-based setting method that can attain the suppression of the hexavalent chromium elution and can obtain an adequate setting strength responding to the property of the target soil to be treated, particularly to the viscosity of the volcanic ash. SOLUTION: The method for treating the target soil to be treated with a cement-based setting material including portland cement, gypsum and blast furnace slag comprises the following steps: the step for determining the amount required of calcium hydroxide for adjusting the pH of the soil suspension to 12.0, the step for determining the total chromium content and SO 3 in the portland cement, the step for determining the sulfide sulfur in the blast furnace, the step for determining the SO 3 % in the cement-based setting material, the step for including portland cement, gypsum and blast furnace slag into cement-based setting material, and the step for setting the target soil to be treated by using the cement-based setting material. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够实现六价铬洗脱抑制的水泥基固化方法，并且可以根据待处理的目标土壤的性质，特别是对于待处理的目标土壤的特性，获得足够的固化强度火山灰。解决方案：用含硅酸盐水泥，石膏和高炉矿渣的水泥基固化物处理目标土壤的方法包括以下步骤：确定氢氧化钙调节pH所需量的步骤的土壤悬浮液为12.0，用于测定波特兰水泥中总铬含量和SO 3 的步骤，确定高炉硫化物硫的步骤，确定SO 3％的水泥固定材料，其中将波特兰水泥，石膏和高炉矿渣包括在水泥基固化材料中的步骤，以及使用水泥基固化材料设定待处理土壤的步骤，基础设置材料。版权所有（C）2008，JPO＆INPIT

4. 发明专利

JP2004269822A Process for preparing calcium sulfide-based heavy metal fixing agent 有权
公开(公告)号：JP2004269822A
公开(公告)日：2004-09-30
申请号：JP2003066259
申请日：2003-03-12
申请人： Mitsubishi Materials Corp , Ube Ind Ltd , 三菱マテリアル株式会社 , 宇部興産株式会社
发明人： HASHIMURA MASAYUKI , TONOKOUCHI HITOSHI , TASAKA YUKIO , TODA YASUHIKO , NISHIDA AKIO
IPC分类号： B09B3/00 , B09C1/02 , B09C1/08 , C01B17/44 , C09K3/00
CPC分类号： Y02W30/78
摘要： PROBLEM TO BE SOLVED: To provide a practical process for preparing a calcium sulfide-based heavy metal fixing agent excellent in performances rendering harmless contaminated soil, waste water, ground water, incineration ash of city garbage, and heavy metals in industrial waste, using gypsum waste material as a raw material which shows an output increasing year by year and is requested for the development of a method for its efficient utilization. SOLUTION: The calcium sulfide-based fixing agent is excellent in a heavy metal fixing performance, and may be prepared by subjecting the gypsum waste material to heat treatment in a reducing atmosphere. More specifically, the process for preparing the fixing agent involves heat treatment of the gypsum waste material at 600 to 1,100°C under the reducing atmosphere. COPYRIGHT: (C)2004,JPO&NCIPI

5. 发明专利

JP2005015698A Neutral hardening material for watery soil, and suppressing method for heavy metal elution from soil and treating method for dehydration of soil using it 有权
标题翻译：用于土壤的中性硬化材料和用于从土壤中重金属离子的抑制方法和使用其去除土壤的处理方法
公开(公告)号：JP2005015698A
公开(公告)日：2005-01-20
申请号：JP2003184868
申请日：2003-06-27
申请人： Mitsubishi Materials Corp , Ube Ind Ltd , 三菱マテリアル株式会社 , 宇部興産株式会社
发明人： YONEDA OSAMU , TASAKA YUKIO , OKABAYASHI SHIGEO
IPC分类号： B09B3/00 , C02F11/00 , C09K17/02 , C09K17/06 , C09K17/08 , C09K103/00
摘要： PROBLEM TO BE SOLVED: To provide such a neutral hardening material used in a hardening treatment by means of a hardening material for a watery soil as is neutral and excellent in a hardened strength and to provide an improved method for hardening a watery soil using this hardening material.
SOLUTION: The composition comprises 85-99 % by mass of a hydraulic alumina and 1-15 % by mass of lithium carbonate, preferably comprises 65-98 % by mass of a hydraulic alumina, 1-15 % by mass of lithium carbonate and 1-15 % by mass of calcium carbonate, and the composition gives an improved soil with such a high strength in the neutral region as equal to a cement-based hardening material. The method for preventing the elution of heavy metals is characterized by adding and mixing this hardening material of 50-350 kg relative to 1 m
3 of the object soil. Additionally, the method for dehydrating and hardening a watery soil comprises the steps of adding and mixing the above hardening material of 50-200 kg relative to 1 ton of a dry soil to a highly watery soil with a high water-content of more than 100 % and then dehydrating by means of a dehydrator to thereby give a cake and harden the soil.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了提供这样的中性硬化材料，用于通过中性的水性土壤的硬化材料进行硬化处理，并且具有优异的硬化强度，并提供改善的水土的硬化方法使用这种硬化材料。解决方案：组合物包含85-99质量％的水硬性氧化铝和1-15质量％的碳酸锂，优选包含65-98质量％的水硬性氧化铝，1-15质量％的锂碳酸盐和1-15质量％的碳酸钙，并且组合物在中性区域中提供如等同于水泥基硬化材料的具有如此高强度的改进的土壤。防止重金属洗脱的方法的特征在于，相对于目标土壤的1m 3 / SP>添加和混合这种50-350kg硬化材料。此外，水性土壤的脱水和硬化的方法包括以下步骤：将上述相对于1吨干土的50-200kg硬化材料加入并混合到高含水量高于100的高含水土壤％，然后通过脱水器脱水，从而得到一块蛋糕，并使土壤硬化。版权所有（C）2005，JPO＆NCIPI

6. 发明专利

JP2004269821A Calcium sulfide type heavy metal fixing agent 有权
公开(公告)号：JP2004269821A
公开(公告)日：2004-09-30
申请号：JP2003066258
申请日：2003-03-12
申请人： Mitsubishi Materials Corp , Ube Ind Ltd , 三菱マテリアル株式会社 , 宇部興産株式会社
发明人： TONOKOUCHI HITOSHI , HASHIMURA MASAYUKI , TODA YASUHIKO , TASAKA YUKIO , OKABAYASHI SHIGEO
IPC分类号： B09B3/00 , B09C1/02 , B09C1/08 , C09K3/00
摘要： PROBLEM TO BE SOLVED: To obtain an inexpensive heavy metal fixing agent which controls elusion of hexavalent chromium from cement and solidified soil having been treated with a solidifying material, has excellent performance of making harmless heavy metals in contaminated soil, slurry, sewage, ground water, municipal refuse incineration ash and industrial waste by reduction or precipitation, and has high safety by controlling the emission of hydrogen sulfide, and is free of handling problems.
SOLUTION: This agent is formed by sintering gypsum and a carbonaceous raw material at 600-1,100°C in an atmosphere of a low oxygen level and composed of 20-80 mass% of calcium sulfide, 0.1-25 mass% of unburned carbon and remaining inevitable ingredients from anhydrous gypsum and the raw material. The agent is proved to have excellent sealing action and high storage stability and emit very little hydrogen sulfide having adverse effects upon working circumstances.
COPYRIGHT: (C)2004,JPO&NCIPI

7. 发明专利

JP2004035292A Modified gypsum dihydrate 审中-公开
公开(公告)号：JP2004035292A
公开(公告)日：2004-02-05
申请号：JP2002191832
申请日：2002-07-01
申请人： Mitsubishi Materials Corp , Ube Ind Ltd , 三菱マテリアル株式会社 , 宇部興産株式会社
发明人： TASAKA YUKIO , EGAWA MOTOTAKA , OKABAYASHI SHIGEO
IPC分类号： C04B22/14 , C04B22/06 , C04B103/12
摘要： PROBLEM TO BE SOLVED: To provide a modified gypsum dihydrate obtained by modifying wet gypsum dehydrate to be suitably used for the manufacture of cement, a building material, a solidifying material or the like, to be more concretely, manufactured from the wet gypsum dihydrate and having few aggregated particles of gypsum crystal and excellent powder fluidity of itself and capable of giving a building material powdery product having excellent powder fluidity, hardening property and solidification performance as one structural component.
SOLUTION: The modified gypsum dihydrate is manufactured by adding quick lime-based treating agent into the wet gypsum dihydrate, stirring and mixing with each other and containing 3-20 mass% calcium hydroxide, ≤1.5 mass% free water and the balance impurities originating from raw materials.
COPYRIGHT: (C)2004,JPO

8. 发明专利

JP2006297285A Low alkali hardner for water-containing soil and hardening treatment method 有权
标题翻译：用于含水土壤的低碱性硬化剂和硬化处理方法
公开(公告)号：JP2006297285A
公开(公告)日：2006-11-02
申请号：JP2005122823
申请日：2005-04-20
申请人： Mitsubishi Materials Corp , Ube Ind Ltd , 三菱マテリアル株式会社 , 宇部興産株式会社
发明人： TASAKA YUKIO , EGAWA MOTOTAKA , YONEDA OSAMU
IPC分类号： B09B3/00 , C02F11/00 , C04B7/345 , C04B9/11 , C04B22/10
摘要： PROBLEM TO BE SOLVED: To provide a low alkali hardner for water-containing soil capable of hardening the water-containing soil so as to indicate low alkali having a pH of 9 to 10 of a hardened body and have sufficient strength, and a hardening treatment method using it. SOLUTION: The low alkali hardner for the water-containing soil is made by including magnesium oxide of more than 15 mass% and 60 mass% or less, water hardening alumina of 30 to 82 mass% heated until constant weight is obtained at 50 to 400°C of amorphous aluminum hydroxide hydrate, having the top of a broad peak at 2θ=22±5°of a powder x-ray diffraction spectrum in a wave length of 1.5405 Å and having a half-value width of 6 to 20° based on a base line having the broad peak, and lithium carbonate of 2 to 15 mass%. This hardner of 50 to 200 kg/m 3 is loaded per the water-containing soil of 1 m 3 , thereby enabling highly strengthened hardening treatment at a pH of 9 to 10 suitable for heavy metal insolubilization. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了提供能够固化含水土壤的含水土壤的低碱硬化剂，以指示硬化体的pH为9至10的低碱并具有足够的强度，以及使用它的硬化处理方法。解决方案：含水土壤的低碱硬化剂是通过将含量超过15质量％和60质量％以下的氧化镁，30〜82质量％的水硬化氧化铝加热至直至获得恒重为止， 50至400℃的无定形氢氧化铝水合物，其波长为1.5405埃，粉末x射线衍射光谱在2θ= 22±5°处具有宽峰的顶部，半值宽度为6至基于宽峰的碱基为20°，碳酸锂为2〜15质量％。每1m <3>的含水土壤装载50〜200kg / m 3 / SP的硬度，从而可以在pH值为9〜10的条件下进行强化硬化处理适用于重金属不溶解。版权所有（C）2007，JPO＆INPIT

9. 发明专利

JP2004292528A Dusting inhibition type solidification material for soil improvement 有权
公开(公告)号：JP2004292528A
公开(公告)日：2004-10-21
申请号：JP2003084467
申请日：2003-03-26
申请人： Mitsubishi Materials Corp , Ube Ind Ltd , 三菱マテリアル株式会社 , 宇部興産株式会社
发明人： YONEDA OSAMU , TASAKA YUKIO , OKABAYASHI SHIGEO
IPC分类号： C04B22/14 , C04B24/02 , C04B24/06 , C04B24/10 , C04B28/04 , C04B28/08 , C04B111/00 , C09K17/02 , C09K17/06 , C09K17/10 , C09K17/14 , C09K17/44 , C09K103/00
CPC分类号： C04B28/04 , C04B2103/0075
摘要： PROBLEM TO BE SOLVED: To provide a dusting inhibition type solidification material which is inexpensive and highly safe, and has a pot life for a long period and excellent solidification characteristics.
SOLUTION: This dusting inhibition type solidification material for soil improvement is produced by adding an aqueous solution preliminarily prepared by mixing 1 to 4 mass % of an alcoholic compound, 0.1 to 0.5 mass % of a retarder, and 0.5 to 1.5 mass % of water to a cement-based solidification material. The dusting inhibition type solidification material is inexpensive and highly safe, and has a long period pot life required for a large scale construction or the like and a sufficient solidification characteristics.
COPYRIGHT: (C)2005,JPO&NCIPI

10. 发明专利

JP2010222796A Soil improving method 有权
标题翻译：土壤改良方法
公开(公告)号：JP2010222796A
公开(公告)日：2010-10-07
申请号：JP2009068947
申请日：2009-03-19
申请人： Mitsubishi Materials Corp , Ube Ind Ltd , 三菱マテリアル株式会社 , 宇部興産株式会社
发明人： YONEDA OSAMU , TASAKA YUKIO
IPC分类号： E02D3/12
摘要： PROBLEM TO BE SOLVED: To provide a soil improving method obtaining predetermined solidification strength at the initial material age with a small increase in strength at the subsequent long-term material age, and facilitating re-excavation.
SOLUTION: The soil improving method comprises adding a solidifying material for re-excavation containing 85-95 mass% of ordinary portland cement and 5-15 mass% of gypsum, in the amount of 50-60 kg per 1 m
3 of object soil with a pozzolan activity of 15-25% and a natural water content of 25-45%. The object soil is one kind or more selected out of silt, sandy soil and cohesive soil, and has a wet density of 1.5-2.5 g/cm
3 and grain sizes containing 0.20 mass% of gravel, 10-40 mass% of sand and 50-80 mass% of fine grain.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种土壤改良方法，在初始材料龄期获得预期的凝固强度，随后的长期材料年龄强度小，并且便于再开挖。解决方案：土壤改良方法包括加入含有85-95质量％普通硅酸盐水泥和5-15质量％石膏的再开采固化材料，每1m 3 ，火山灰活性为15-25％，天然含水量为25-45％。目标土壤是从淤泥，沙土和粘性土壤中选出的一种或多种，湿密度为1.5-2.5g / cm 3，颗粒尺寸为0.20质量％的砾石，10 砂质-40％，细粒度50-80％。版权所有（C）2011，JPO＆INPIT

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