JP2001252637A - Method for treating halogenated organic compound- containing contaminated sold - Google Patents
Method for treating halogenated organic compound- containing contaminated soldInfo
- Publication number
- JP2001252637A JP2001252637A JP2000068438A JP2000068438A JP2001252637A JP 2001252637 A JP2001252637 A JP 2001252637A JP 2000068438 A JP2000068438 A JP 2000068438A JP 2000068438 A JP2000068438 A JP 2000068438A JP 2001252637 A JP2001252637 A JP 2001252637A
- Authority
- JP
- Japan
- Prior art keywords
- halogenated organic
- organic compound
- dioxins
- asphalt
- amount
- 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.)
- Pending
Links
Landscapes
- Fire-Extinguishing Compositions (AREA)
- Processing Of Solid Wastes (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
【0001】[0001]
【発明の属する技術分野】本発明は、ハロゲン化有機化
合物含有汚染固形物の処理方法に関し、より詳しくは、
例えばダイオキシン類等の有害ハロゲン化有機化合物を
含有する汚染土壌,都市ごみ焼却灰,飛灰,溶融飛灰や
産業廃棄物などの汚染固形物中の有害ハロゲン化有機化
合物を無害化する処理方法に関する。The present invention relates to a method for treating contaminated solids containing a halogenated organic compound,
For example, a treatment method for detoxifying harmful halogenated organic compounds in contaminated solids such as contaminated soil, municipal incineration ash, fly ash, molten fly ash, and industrial waste containing toxic halogenated organic compounds such as dioxins. .
【0002】[0002]
【従来の技術】近年、都市あるいは工場などから発生す
るごみ、廃棄物が著しく増大するなか、それらの焼却に
より排出される焼却灰や飛灰または溶融飛灰の中には多
量の重金属のみならずダイオキシン類などの多量のハロ
ゲン化有機化合物が含まれている。また焼却炉等から排
出されたダイオキシン類による土壌の汚染なども観測さ
れ、環境対策上、これらの安全な無害化処理が望まれて
いる。2. Description of the Related Art In recent years, as garbage and waste generated from cities and factories have increased remarkably, incinerated ash, fly ash or molten fly ash discharged by incineration not only contains a large amount of heavy metals but also heavy metals. It contains a large amount of halogenated organic compounds such as dioxins. In addition, soil pollution by dioxins discharged from incinerators and the like has been observed, and safe detoxification of these has been desired in environmental measures.
【0003】重金属の封止にはキレート,セメント法が
用いられているが、これらの方法では有害なダイオキシ
ン類を分解することはできない。一方ダイオキシン類の
分解方法としては、熱分解,化学的分解,微生物による
分解方法などの分解方法が種々開発されている。化学的
分解について言えば、例えば、米国特許第441797
7号明細書には、アルカリ金属またはアルカリ金属水酸
化物とポリグリコールまたはポリグリコールモノアルキ
ルエーテルとの反応生成物を用いる方法が開示されてい
る。また、特開平8−141107号公報には、ハロゲ
ン化有機化合物を高沸点炭化水素油中に溶解させアルカ
リ金属化合物とともに加熱処理する方法が開示されてい
る。しかしながら、これらの方法により処理された処理
物にはポリグリコールや炭化水素溶媒が残り、そのまま
埋め立てることができず、さらに酸化分解したり、溶媒
を抽出するなどの後処理が必要となる。[0003] Chelate and cement methods are used for sealing heavy metals, but these methods cannot decompose harmful dioxins. On the other hand, as a method for decomposing dioxins, various decomposition methods such as thermal decomposition, chemical decomposition, and microbial decomposition methods have been developed. Speaking of chemical degradation, for example, US Pat.
No. 7 discloses a method using a reaction product of an alkali metal or an alkali metal hydroxide with polyglycol or polyglycol monoalkyl ether. JP-A-8-141107 discloses a method in which a halogenated organic compound is dissolved in a high-boiling hydrocarbon oil and heat-treated together with an alkali metal compound. However, polyglycols and hydrocarbon solvents remain in the processed products treated by these methods, and cannot be buried as they are. Further post-treatments such as oxidative decomposition and extraction of the solvents are required.
【0004】[0004]
【発明が解決しようとする課題】本発明は、上記の問題
点を解消することを目的としてなされたものであり、ハ
ロゲン化有機化合物を含有する汚染固形物中のダイオキ
シン類等の有害なハロゲン化有機化合物を効率よく分解
し、かつ、その処理物の後処理も必要なくそのまま埋め
立てることができる、ハロゲン化有機化合物含有汚染固
形物の処理方法を提供することを目的とするものであ
る。SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and it is an object of the present invention to remove harmful halogenated compounds such as dioxins in contaminated solids containing halogenated organic compounds. An object of the present invention is to provide a method for treating a contaminated solid containing a halogenated organic compound, which can efficiently decompose an organic compound and bury the treated product without post-treatment.
【0005】[0005]
【課題を解決するための手段】本発明者は、鋭意研究の
結果、ハロゲン化有機化合物を含有する汚染固形物を、
アスファルト及びアルカリ金属化合物とともに加熱混練
することにより、本発明の目的を効果的に達成しうるこ
とを見出し、この知見に基づいて本発明を完成させたも
のである。すなわち、本発明の要旨は下記のとおりであ
る。 1.ハロゲン化有機化合物を含有する汚染固形物を、ア
スファルト及びアルカリ金属化合物とともに加熱混練す
ることによりハロゲン化有機化合物を分解することを特
徴とするハロゲン化有機化合物含有汚染固形物の処理方
法。 2.200℃以上で加熱混練するものである前記1記載
のハロゲン化有機化合物含有汚染固形物の処理方法。 3.アスファルトが針入度100以下のものである前記
1又は2に記載のハロゲン化有機化合物含有汚染固形物
の処理方法。 4.アスファルトの量が、ハロゲン化有機化合物を含有
する汚染固形物100質量部に対して1〜50質量部で
ある前記1〜3のいずれかに記載のハロゲン化有機化合
物含有汚染固形物の処理方法。Means for Solving the Problems As a result of intensive studies, the present inventor has found that a contaminated solid containing a halogenated organic compound is
It has been found that the object of the present invention can be effectively achieved by heating and kneading with asphalt and an alkali metal compound, and the present invention has been completed based on this finding. That is, the gist of the present invention is as follows. 1. A method for treating a halogenated organic compound-containing contaminated solid, comprising decomposing the halogenated organic compound by heating and kneading the contaminated solid containing the halogenated organic compound together with asphalt and an alkali metal compound. 2. The method for treating a contaminated solid containing a halogenated organic compound as described in 1 above, wherein the solid is heated and kneaded at 200 ° C. or higher. 3. 3. The method for treating a contaminated solid containing a halogenated organic compound as described in 1 or 2, wherein the asphalt has a penetration of 100 or less. 4. 4. The method for treating a halogenated organic compound-containing contaminated solid according to any one of the above items 1 to 3, wherein the amount of asphalt is 1 to 50 parts by mass with respect to 100 parts by mass of the contaminated solid containing the halogenated organic compound.
【0006】[0006]
【発明の実施の形態】本発明はハロゲン化有機化合物を
含有する汚染固形物中のダイオキシン類等の有害なハロ
ゲン化有機物を分解する簡便な処理方法である。本発明
を構成する各成分について次に説明をする。 1.ハロゲン化有機化合物を含有する汚染固形物 本発明において用いられるハロゲン化有機化合物を含有
する汚染固形物は、ダイオキシン類,ポリ塩化ビフェニ
ル(PCB)類,フロン類,塩素化炭化水素系の溶剤,
塩素化炭化水素系の洗浄剤などのハロゲン化有機化合物
を含有する物質であり、その物質として、汚染土壌,ご
み焼却灰,飛灰,溶融飛灰,汚泥,スラグ,石炭灰(フ
ライアッシュ),スラッジ等が挙げられる。特に、ダイ
オキシン類を含有する物質が好適な対象となる。なお、
水分を含んでいる場合には、処理する前に乾燥させた方
が好ましい。DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention is a simple treatment method for decomposing harmful halogenated organic substances such as dioxins in contaminated solids containing halogenated organic compounds. Each component constituting the present invention will be described below. 1. Contaminated Solids Containing Halogenated Organic Compounds Contaminated solids containing halogenated organic compounds used in the present invention include dioxins, polychlorinated biphenyls (PCBs), fluorocarbons, chlorinated hydrocarbon solvents,
It is a substance containing halogenated organic compounds such as chlorinated hydrocarbon-based detergents. The substances include contaminated soil, refuse incineration ash, fly ash, molten fly ash, sludge, slag, coal ash (fly ash), Sludge and the like. In particular, substances containing dioxins are suitable targets. In addition,
When containing water, it is preferable to dry it before the treatment.
【0007】2.アスファルト アスファルトとしては、石油精製から得られる通常のス
トレートアスファルト以外にも、溶剤抽出を行って製造
される溶剤脱瀝アルファルト、天然アスファルト、ゴム
入り改質アスファルト、再生アスファルトなどを挙げる
ことができる。単独でもよいし、二種以上を混合して使
用してもよい。その物理的性状としては、加熱処理物が
室温で固形の状態であることが望ましいため、針入度が
100以下であるものが好ましい。このアスファルトの
使用量は、ハロゲン化有機化合物を含有する汚染固形物
(乾燥状態)100質量部に対して好ましくは1〜50
質量部であり、より好ましくは5〜30質量部である。
その量が少なすぎると、ハロゲン化有機化合物の分解効
果が十分でない場合があり、多すぎると、針入度の小さ
なアスファルトでも流動状態になり易くなり好ましくな
い。[0007] 2. Asphalt Asphalt includes, in addition to ordinary straight asphalt obtained from petroleum refining, solvent deasphalted aphalt produced by solvent extraction, natural asphalt, modified asphalt with rubber, regenerated asphalt, and the like. They may be used alone or in combination of two or more. As the physical properties, since the heat-treated product is desirably in a solid state at room temperature, a material having a penetration of 100 or less is preferable. The amount of the asphalt to be used is preferably 1 to 50 parts by mass based on 100 parts by mass of a contaminated solid (dry state) containing a halogenated organic compound.
Parts by mass, more preferably 5 to 30 parts by mass.
If the amount is too small, the effect of decomposing the halogenated organic compound may not be sufficient. If the amount is too large, asphalt having a small penetration easily becomes a fluid state, which is not preferable.
【0008】3.アルカリ金属化合物 アルカリ金属化合物として、苛性ソーダ,苛性カリなど
の水酸化物や炭酸ナトリウム,炭酸カリウムなどの炭酸
塩が好適に用いられる。単独でもよいし、二種以上を混
合して使用してもよい。その使用量は、ハロゲン化有機
化合物を含有する汚染固形物中のハロゲン化有機化合物
の量によって異なるが、ハロゲン化有機化合物の10倍
モル以上が好ましい。汚染土壌であれば、TEQ換算値
でせいぜい10ngTEQ/gであり、ダイオキシン量
としては約1,000ng/g以下であるから、汚染土
壌(乾燥状態)100質量部に対し0.01質量部以上
あればよい。なお、土壌が酸性の場合には、それを中和
するだけの量がさらに必要となる。また、飛灰であれ
ば、せいぜい100ng/gであるので、飛灰(乾燥状
態)100質量部に対し0.1質量部以上あればよい。
このアルカリ金属化合物の量が少なすぎると、ハロゲン
化有機化合物の分解効果が十分でない場合がある。[0008] 3. Alkali metal compound As the alkali metal compound, hydroxides such as caustic soda and caustic potash and carbonates such as sodium carbonate and potassium carbonate are preferably used. They may be used alone or in combination of two or more. The amount used depends on the amount of the halogenated organic compound in the contaminated solid containing the halogenated organic compound, but is preferably at least 10 times the mole of the halogenated organic compound. In the case of contaminated soil, the TEQ conversion value is at most 10 ng TEQ / g, and the amount of dioxin is about 1,000 ng / g or less. I just need. If the soil is acidic, an additional amount is required to neutralize it. In the case of fly ash, it is 100 ng / g at most, so it is sufficient that the amount is 0.1 part by mass or more based on 100 parts by mass of fly ash (dry state).
If the amount of the alkali metal compound is too small, the effect of decomposing the halogenated organic compound may not be sufficient.
【0009】本発明においては、上記ハロゲン化有機化
合物を含有する汚染固形物を、アスファルト及びアルカ
リ金属化合物とともに加熱混練するわけであるが、混練
温度は200℃以上が好ましく、250〜450℃がさ
らに好ましい。混練温度が低すぎると、ハロゲン化有機
化合物の分解効果が十分でない場合がある。また、混練
時間は0.1〜4時間が好ましい。時間が短すぎると、
ハロゲン化有機化合物の分解効果が十分でない場合があ
り、長すぎると、時間に見合った効果は得られず経済的
に不利な場合がある。In the present invention, the contaminated solid containing the halogenated organic compound is heated and kneaded together with the asphalt and the alkali metal compound. The kneading temperature is preferably 200 ° C. or more, more preferably 250 to 450 ° C. preferable. If the kneading temperature is too low, the effect of decomposing the halogenated organic compound may not be sufficient. The kneading time is preferably 0.1 to 4 hours. If the time is too short,
In some cases, the effect of decomposing the halogenated organic compound is not sufficient. If the effect is too long, the effect corresponding to the time cannot be obtained, which may be economically disadvantageous.
【0010】加熱混練には、粉体と液体の混練、提和に
用いられる通常の混練機が使用可能であり、例えばホイ
ール型、ブレード型、ロール型の混練機が挙げられる。
加熱混練後は、そのまま放置しても数十分で固化する
が、空気冷却または水で冷却することにより早く固化物
を得ることができる。また、混練は窒素などの不活性ガ
ス雰囲気下で行うこともできる。このように、ハロゲン
化有機化合物を含有する汚染固形物を、アスファルト及
びアルカリ金属化合物とともに加熱混練することによ
り、有害のハロゲン化有機化合物を効率よく、簡便に分
解することができる。For the heat kneading, a conventional kneader used for kneading and mixing a powder and a liquid can be used, and examples thereof include wheel-type, blade-type, and roll-type kneaders.
After heating and kneading, the solidification occurs in a few minutes even if left as it is, but a solidified product can be obtained quickly by cooling with air or water. The kneading can also be performed in an atmosphere of an inert gas such as nitrogen. As described above, by heating and kneading the contaminated solid containing the halogenated organic compound together with the asphalt and the alkali metal compound, the harmful halogenated organic compound can be efficiently and easily decomposed.
【0011】本発明は都市ごみ焼却灰,飛灰,溶融飛灰
や汚染土壌その他の産業廃棄物中のダイオキシン等の有
害ハロゲン化有機化合物を分解することにより無害化す
る処理技術として極めて有効である。また、上記処理さ
れた安定化された固化体は、後処理の必要がなく、その
まま埋め立てに使用できるだけでなく、土木材料などへ
も利用することができる。The present invention is extremely effective as a treatment technology for detoxifying harmful halogenated organic compounds such as dioxin in incinerated ash, fly ash, molten fly ash, contaminated soil and other industrial wastes of municipal waste. . The stabilized solidified body that has been treated does not require post-treatment and can be used for landfill as it is, and can be used for civil engineering materials and the like.
【0012】[0012]
【実施例】次に、本発明を実施例により具体的に説明す
るが、これらの実施例になんら制限されるものではな
い。 〔参考例1〕ダイオキシン類に汚染された土壌を100
℃で12時間乾燥後、乳鉢で粉砕し、篩で分けて4mm
以下の粒径の試料(以下試料Aと略する。)を得た。ダ
イオキシン類の測定は厚生省マニュアルの灰のダイオキ
シン類測定法に従い実施し、試料A1g当たりのダイオ
キシン類量を毒性等価量(ngTEQ)として表した。
その結果、試料A中のダイオキシン類の量は2.3ng
TEQ/gであった。Next, the present invention will be described in detail with reference to examples, but the present invention is not limited to these examples. Reference Example 1 Dioxin-contaminated soil was 100
After drying at 12 ° C for 12 hours, pulverize in a mortar and divide with a sieve to 4 mm
A sample having the following particle size (hereinafter abbreviated as sample A) was obtained. The measurement of dioxins was performed according to the method for measuring dioxins in ash of the Ministry of Health and Welfare, and the amount of dioxins per 1 g of sample A was expressed as a toxic equivalent (ngTEQ).
As a result, the amount of dioxins in Sample A was 2.3 ng.
TEQ / g.
【0013】〔実施例1〕容量100ccの加熱式の二
軸のニーダーを250℃に加熱し、毎分30回転で回転
させながら、試料A100gとA80グレードのストレ
ートアスファルト(針入度72)25gを少量づつ添加
した。これに、苛性ソーダ(粉末)4gを加えて混練
し、15分後に室温に冷却し、固化体を得た。この固化
体中のダイオキシン類の量は0.38ngTEQ/gで
あり、ダイオキシン類量を1ngTEQ/g以下(土壌
に対する暫定基準値)にすることができた。[Example 1] 100 g of sample A and 25 g of A80 grade straight asphalt (penetration 72) were heated to 250 ° C. and heated at a rate of 30 revolutions per minute while heating a 100 cc heating type biaxial kneader. It was added in small portions. To this, 4 g of caustic soda (powder) was added and kneaded. After 15 minutes, the mixture was cooled to room temperature to obtain a solid. The amount of dioxins in the solidified product was 0.38 ng TEQ / g, and the amount of dioxins could be reduced to 1 ng TEQ / g or less (tentative reference value for soil).
【0014】〔実施例2〕容量100ccの加熱式の二
軸のニーダーを250℃に加熱し、毎分30回転で回転
させながら、試料A100gとプロパン脱瀝アスファル
ト(針入度5)15gを少量づつ添加した。これに、苛
性ソーダ(粉末)4gを加えて混練し、15分後に室温
に冷却し、固化体を得た。この固化体中のダイオキシン
類の量は0.36ngTEQ/gであり、ダイオキシン
類量を1ngTEQ/g以下(土壌に対する暫定基準
値)にすることができた。Example 2 A heating type biaxial kneader having a capacity of 100 cc was heated to 250 ° C. and rotated at 30 revolutions per minute while a small amount of 100 g of sample A and 15 g of propane deasphalted asphalt (penetration degree 5) were added. Were added one by one. To this, 4 g of caustic soda (powder) was added and kneaded. After 15 minutes, the mixture was cooled to room temperature to obtain a solid. The amount of dioxins in the solidified product was 0.36 ng TEQ / g, and the amount of dioxins could be reduced to 1 ng TEQ / g or less (tentative reference value for soil).
【0015】〔実施例3〕容量100ccの加熱式の二
軸のニーダーを250℃に加熱し、毎分30回転で回転
させながら、試料A100gとA80グレードのストレ
ートアスファルト(針入度72)15gを少量づつ添加
した。これに、苛性カリ(粉末)5.6gを加えて混練
し、15分後に室温に冷却し、固化体を得た。この固化
体中のダイオキシン類の量は0.46ngTEQ/gで
あり、ダイオキシン類量を1ngTEQ/g以下(土壌
に対する暫定基準値)にすることができた。Example 3 A 100 g sample A and 15 g A80 grade straight asphalt (penetration 72) were heated while heating a biaxial kneader having a capacity of 100 cc at 250 ° C. and rotating at 30 rpm. It was added in small portions. To this, 5.6 g of potassium hydroxide (powder) was added and kneaded. After 15 minutes, the mixture was cooled to room temperature to obtain a solid. The amount of dioxins in this solidified product was 0.46 ng TEQ / g, and the amount of dioxins could be reduced to 1 ng TEQ / g or less (tentative reference value for soil).
【0016】〔実施例4〕容量100ccの加熱式の二
軸のニーダーを250℃に加熱し、毎分30回転で回転
させながら、試料A100gとA80グレードのストレ
ートアスファルト(針入度72)5gを少量づつ添加し
た。これに、苛性ソーダ(粉末)4gを加えて混練し、
15分後に室温に冷却し、固化体を得た。この固化体中
のダイオキシン類の量は0.71ngTEQ/gであ
り、ダイオキシン類量を1ngTEQ/g以下(土壌に
対する暫定基準値)にすることができた。Example 4 A 100 g sample A and 5 g of A80 grade straight asphalt (penetration 72) were heated at 250 ° C. and heated at a rate of 30 revolutions per minute by heating a 100 cc heating type biaxial kneader. It was added in small portions. To this, add 4 g of caustic soda (powder) and knead,
After 15 minutes, the mixture was cooled to room temperature to obtain a solid. The amount of dioxins in this solidified product was 0.71 ng TEQ / g, and the amount of dioxins could be reduced to 1 ng TEQ / g or less (tentative reference value for soil).
【0017】〔実施例5〕容量100ccの加熱式の二
軸のニーダーを350℃に加熱し、毎分30回転で回転
させながら、試料A100gとA80グレードのストレ
ートアスファルト(針入度72)15gを少量づつ添加
した。これに、苛性ソーダ(粉末)4gを加えて混練
し、15分後に室温に冷却し、固化体を得た。この固化
体中のダイオキシン類の量は0.18ngTEQ/gで
あり、ダイオキシン類量を1ngTEQ/g以下(土壌
に対する暫定基準値)にすることができた。Example 5 A 100 g sample A and 15 g A80 grade straight asphalt (penetration 72) were heated at 350 ° C. in a heating type biaxial kneader having a capacity of 100 cc and rotated at 30 rpm. It was added in small portions. To this, 4 g of caustic soda (powder) was added and kneaded. After 15 minutes, the mixture was cooled to room temperature to obtain a solid. The amount of dioxins in this solidified body was 0.18 ng TEQ / g, and the amount of dioxins could be reduced to 1 ng TEQ / g or less (tentative reference value for soil).
【0018】〔比較例1〕容量100ccの加熱式の二
軸のニーダーを250℃に加熱し、毎分30回転で回転
させながら、試料A100gと苛性ソーダ(粉末)4g
を加えて混練し、15分後に室温に冷却し、固化体を得
た。この固化体中のダイオキシン類の量は2.4ngT
EQ/gであり、ダイオキシン類の分解は認められなか
った。Comparative Example 1 A 100 g sample A and 4 g caustic soda (powder) were heated at 250 ° C. in a heating type biaxial kneader having a capacity of 100 cc and rotated at 30 rpm.
Was added and kneaded, and cooled to room temperature after 15 minutes to obtain a solid. The amount of dioxins in this solidified product is 2.4 ngT
EQ / g, and no decomposition of dioxins was observed.
【0019】[0019]
【発明の効果】本発明によれば、簡便な処理方法を用い
て、ハロゲン化有機化合物を含有する汚染固形物中のダ
イオキシン類等の有害なハロゲン化有機化合物を効率よ
く分解し、かつ、その処理物の後処理も必要なくそのま
ま埋め立てることができる。このように、本発明は、環
境汚染防止の点でその意義は極めて大である。According to the present invention, harmful halogenated organic compounds such as dioxins in contaminated solids containing halogenated organic compounds can be efficiently decomposed by a simple treatment method, The post-treatment can be landfilled without any need for post-treatment. Thus, the present invention is extremely significant in terms of preventing environmental pollution.
───────────────────────────────────────────────────── フロントページの続き Fターム(参考) 2E191 BA12 BB00 BB01 BC01 BC05 BD11 4D004 AA36 AA37 AA41 AA46 AB06 AB07 BB03 CA15 CA34 CB21 CB31 CC11 CC12 CC16 DA03 DA06 DA10 DA20 4H006 AA05 AC24 BC10 BC31 BE10 BE11 BE12 BE13 BE90 ──────────────────────────────────────────────────続 き Continued on front page F term (reference) 2E191 BA12 BB00 BB01 BC01 BC05 BD11 4D004 AA36 AA37 AA41 AA46 AB06 AB07 BB03 CA15 CA34 CB21 CB31 CC11 CC12 CC16 DA03 DA06 DA10 DA20 4H006 AA05 AC24 BC10 BC31 BE10 BE11 BE12 BE13 BE90
Claims (4)
形物を、アスファルト及びアルカリ金属化合物とともに
加熱混練することによりハロゲン化有機化合物を分解す
ることを特徴とするハロゲン化有機化合物含有汚染固形
物の処理方法。1. A treatment of a contaminated solid containing a halogenated organic compound, wherein the contaminated solid containing the halogenated organic compound is heated and kneaded together with asphalt and an alkali metal compound to decompose the halogenated organic compound. Method.
請求項1記載のハロゲン化有機化合物含有汚染固形物の
処理方法。2. The method for treating contaminated solid matter containing a halogenated organic compound according to claim 1, wherein the mixture is heated and kneaded at 200 ° C. or higher.
である請求項1又は2に記載のハロゲン化有機化合物含
有汚染固形物の処理方法。3. The method for treating contaminated solid matter containing a halogenated organic compound according to claim 1, wherein the asphalt has a penetration of 100 or less.
合物を含有する汚染固形物100質量部に対して1〜5
0質量部である請求項1〜3のいずれかに記載のハロゲ
ン化有機化合物含有汚染固形物の処理方法。4. The amount of asphalt is from 1 to 5 based on 100 parts by mass of a contaminated solid containing a halogenated organic compound.
The method for treating contaminated solid matter containing a halogenated organic compound according to any one of claims 1 to 3, which is 0 parts by mass.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000068438A JP2001252637A (en) | 2000-03-13 | 2000-03-13 | Method for treating halogenated organic compound- containing contaminated sold |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000068438A JP2001252637A (en) | 2000-03-13 | 2000-03-13 | Method for treating halogenated organic compound- containing contaminated sold |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2001252637A true JP2001252637A (en) | 2001-09-18 |
Family
ID=18587493
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2000068438A Pending JP2001252637A (en) | 2000-03-13 | 2000-03-13 | Method for treating halogenated organic compound- containing contaminated sold |
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Country | Link |
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JP (1) | JP2001252637A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004275973A (en) * | 2003-03-18 | 2004-10-07 | Mitsui Eng & Shipbuild Co Ltd | Method for treating contaminated soil |
GB2533042A (en) * | 2013-08-30 | 2016-06-08 | Mitsubishi Electric Corp | Air conditioner |
-
2000
- 2000-03-13 JP JP2000068438A patent/JP2001252637A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004275973A (en) * | 2003-03-18 | 2004-10-07 | Mitsui Eng & Shipbuild Co Ltd | Method for treating contaminated soil |
GB2533042A (en) * | 2013-08-30 | 2016-06-08 | Mitsubishi Electric Corp | Air conditioner |
GB2533042B (en) * | 2013-08-30 | 2020-08-12 | Mitsubishi Electric Corp | Air-conditioning apparatus |
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