JP3973664B2 - 硫酸ピッチ処理法とそのための装置 - Google Patents
硫酸ピッチ処理法とそのための装置 Download PDFInfo
- Publication number
- JP3973664B2 JP3973664B2 JP2005046520A JP2005046520A JP3973664B2 JP 3973664 B2 JP3973664 B2 JP 3973664B2 JP 2005046520 A JP2005046520 A JP 2005046520A JP 2005046520 A JP2005046520 A JP 2005046520A JP 3973664 B2 JP3973664 B2 JP 3973664B2
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- JP
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- Prior art keywords
- sulfuric acid
- acid pitch
- treatment method
- reaction
- mixed
- 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 - Fee Related
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- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title claims description 113
- 238000000034 method Methods 0.000 title claims description 41
- 238000011282 treatment Methods 0.000 title claims description 34
- 239000002699 waste material Substances 0.000 claims description 29
- 238000006243 chemical reaction Methods 0.000 claims description 24
- 239000008187 granular material Substances 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 15
- 238000003756 stirring Methods 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 239000000843 powder Substances 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 10
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 8
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 8
- 239000004571 lime Substances 0.000 claims description 8
- 239000004094 surface-active agent Substances 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 7
- 238000005504 petroleum refining Methods 0.000 claims description 7
- 238000003672 processing method Methods 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 4
- 239000011541 reaction mixture Substances 0.000 claims description 2
- 230000007935 neutral effect Effects 0.000 claims 1
- 239000004568 cement Substances 0.000 description 12
- 239000003795 chemical substances by application Substances 0.000 description 10
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 7
- 239000011575 calcium Substances 0.000 description 7
- 229910052791 calcium Inorganic materials 0.000 description 7
- 230000003472 neutralizing effect Effects 0.000 description 7
- 238000006386 neutralization reaction Methods 0.000 description 6
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 5
- 239000000920 calcium hydroxide Substances 0.000 description 5
- 235000011116 calcium hydroxide Nutrition 0.000 description 5
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 5
- 239000010802 sludge Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- 239000003513 alkali Substances 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 239000011398 Portland cement Substances 0.000 description 2
- 239000004115 Sodium Silicate Substances 0.000 description 2
- 238000013019 agitation Methods 0.000 description 2
- 239000000292 calcium oxide Substances 0.000 description 2
- 235000012255 calcium oxide Nutrition 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 238000001784 detoxification Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000003337 fertilizer Substances 0.000 description 2
- 239000010440 gypsum Substances 0.000 description 2
- 229910052602 gypsum Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 2
- 229910052911 sodium silicate Inorganic materials 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- 206010060926 abdominal symptom Diseases 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- -1 etc. Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000004533 oil dispersion Substances 0.000 description 1
- 230000003405 preventing effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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- Treatment Of Sludge (AREA)
- Fertilizers (AREA)
Description
以下説明され、証明されるような優れた特性を有するとともに、従来、高コストのかかった硫酸ピッチの処理が、低コストで可能にしたものである。
Claims (2)
- 石油精製で生じた硫酸ピッチに、石灰系廃材および本処理法により得られた粉粒体の少なくとも一部と水を加え混合して形成した均一な混合体に、適宜中和剤と表面活性剤を加えて混合した後に、加熱、脱水して粉粒体を得、その得られた粉粒体の少なくとも一部を、最初の反応撹拌工程に循環させることを特徴とする硫酸ピッチ処理法。
- 石油精製で生じた硫酸ピッチに石灰系廃材および本処理法により得られた粉粒体の少なくとも一部と水を加え混合して、適宜中和剤と表面活性剤を加えて混合し、撹拌する反応撹拌槽と、その反応撹拌槽の底部より排出された反応混合物を加熱、脱水して、粉粒体を得る乾燥機を備え、後段で得られる粉粒体の少なくとも一部を、最初の工程に循環させる循環路を備えることを特徴とする硫酸ピッチ処理装置。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005046520A JP3973664B2 (ja) | 2005-02-23 | 2005-02-23 | 硫酸ピッチ処理法とそのための装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005046520A JP3973664B2 (ja) | 2005-02-23 | 2005-02-23 | 硫酸ピッチ処理法とそのための装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2006231142A JP2006231142A (ja) | 2006-09-07 |
| JP3973664B2 true JP3973664B2 (ja) | 2007-09-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2005046520A Expired - Fee Related JP3973664B2 (ja) | 2005-02-23 | 2005-02-23 | 硫酸ピッチ処理法とそのための装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3973664B2 (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102718378B (zh) * | 2012-07-06 | 2014-01-01 | 沈阳航空航天大学 | 一种城镇污泥增钙钝化后进行水泥窑协同处置的方法 |
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2005
- 2005-02-23 JP JP2005046520A patent/JP3973664B2/ja not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| JP2006231142A (ja) | 2006-09-07 |
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