CN103752156B - 一种克劳斯工艺尾气的处理方法 - Google Patents
一种克劳斯工艺尾气的处理方法 Download PDFInfo
- Publication number
- CN103752156B CN103752156B CN201410025991.9A CN201410025991A CN103752156B CN 103752156 B CN103752156 B CN 103752156B CN 201410025991 A CN201410025991 A CN 201410025991A CN 103752156 B CN103752156 B CN 103752156B
- Authority
- CN
- China
- Prior art keywords
- reactor
- sulphur
- regeneration reactor
- regeneration
- agent
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 60
- 230000008569 process Effects 0.000 title claims abstract description 31
- 238000003672 processing method Methods 0.000 title claims abstract description 12
- 239000007789 gas Substances 0.000 claims abstract description 56
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 55
- 230000008929 regeneration Effects 0.000 claims abstract description 43
- 238000011069 regeneration method Methods 0.000 claims abstract description 43
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 35
- 239000005864 Sulphur Substances 0.000 claims abstract description 32
- 230000003009 desulfurizing effect Effects 0.000 claims abstract description 30
- 238000010521 absorption reaction Methods 0.000 claims abstract description 21
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 21
- 239000011593 sulfur Substances 0.000 claims abstract description 21
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910000037 hydrogen sulfide Inorganic materials 0.000 claims abstract description 16
- 239000007788 liquid Substances 0.000 claims abstract description 13
- 239000002002 slurry Substances 0.000 claims abstract description 12
- 238000005984 hydrogenation reaction Methods 0.000 claims abstract description 10
- 239000000706 filtrate Substances 0.000 claims abstract description 5
- 230000001172 regenerating effect Effects 0.000 claims abstract description 5
- 239000007787 solid Substances 0.000 claims abstract description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 3
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 3
- 239000001301 oxygen Substances 0.000 claims abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 116
- 229910052742 iron Inorganic materials 0.000 claims description 47
- 239000003054 catalyst Substances 0.000 claims description 26
- 239000002738 chelating agent Substances 0.000 claims description 23
- 239000011734 sodium Substances 0.000 claims description 14
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 claims description 11
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 claims description 10
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Substances [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 10
- URDCARMUOSMFFI-UHFFFAOYSA-N 2-[2-[bis(carboxymethyl)amino]ethyl-(2-hydroxyethyl)amino]acetic acid Chemical compound OCCN(CC(O)=O)CCN(CC(O)=O)CC(O)=O URDCARMUOSMFFI-UHFFFAOYSA-N 0.000 claims description 9
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 9
- 239000003513 alkali Substances 0.000 claims description 8
- 229910001447 ferric ion Inorganic materials 0.000 claims description 8
- DBVJJBKOTRCVKF-UHFFFAOYSA-N Etidronic acid Chemical compound OP(=O)(O)C(O)(C)P(O)(O)=O DBVJJBKOTRCVKF-UHFFFAOYSA-N 0.000 claims description 6
- 230000000844 anti-bacterial effect Effects 0.000 claims description 6
- 239000003899 bactericide agent Substances 0.000 claims description 6
- 239000003223 protective agent Substances 0.000 claims description 6
- 239000004094 surface-active agent Substances 0.000 claims description 6
- 101710194948 Protein phosphatase PhpP Proteins 0.000 claims description 5
- STNSYZSNIYTNMI-UHFFFAOYSA-N azane;[2-[bis(phosphonomethyl)amino]ethyl-(phosphonomethyl)amino]methylphosphonic acid Chemical compound N.OP(O)(=O)CN(CP(O)(O)=O)CCN(CP(O)(O)=O)CP(O)(O)=O STNSYZSNIYTNMI-UHFFFAOYSA-N 0.000 claims description 5
- CEYULKASIQJZGP-UHFFFAOYSA-L disodium;2-(carboxymethyl)-2-hydroxybutanedioate Chemical compound [Na+].[Na+].[O-]C(=O)CC(O)(C(=O)O)CC([O-])=O CEYULKASIQJZGP-UHFFFAOYSA-L 0.000 claims description 5
- HWGNBUXHKFFFIH-UHFFFAOYSA-I pentasodium;[oxido(phosphonatooxy)phosphoryl] phosphate Chemical compound [Na+].[Na+].[Na+].[Na+].[Na+].[O-]P([O-])(=O)OP([O-])(=O)OP([O-])([O-])=O HWGNBUXHKFFFIH-UHFFFAOYSA-I 0.000 claims description 5
- AVTYONGGKAJVTE-OLXYHTOASA-L potassium L-tartrate Chemical compound [K+].[K+].[O-]C(=O)[C@H](O)[C@@H](O)C([O-])=O AVTYONGGKAJVTE-OLXYHTOASA-L 0.000 claims description 5
- 239000001472 potassium tartrate Substances 0.000 claims description 5
- 229940111695 potassium tartrate Drugs 0.000 claims description 5
- 235000011005 potassium tartrates Nutrition 0.000 claims description 5
- 235000019832 sodium triphosphate Nutrition 0.000 claims description 5
- MSXHSNHNTORCAW-GGLLEASOSA-M sodium;(2s,3s,4s,5r,6s)-3,4,5,6-tetrahydroxyoxane-2-carboxylate Chemical compound [Na+].O[C@H]1O[C@H](C([O-])=O)[C@@H](O)[C@H](O)[C@H]1O MSXHSNHNTORCAW-GGLLEASOSA-M 0.000 claims description 5
- -1 DTPMPA Chemical compound 0.000 claims description 4
- 239000004115 Sodium Silicate Substances 0.000 claims description 4
- 239000013522 chelant Substances 0.000 claims description 4
- PZZHMLOHNYWKIK-UHFFFAOYSA-N eddha Chemical compound C=1C=CC=C(O)C=1C(C(=O)O)NCCNC(C(O)=O)C1=CC=CC=C1O PZZHMLOHNYWKIK-UHFFFAOYSA-N 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 238000012856 packing Methods 0.000 claims description 4
- 235000019795 sodium metasilicate Nutrition 0.000 claims description 4
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 4
- 229910052911 sodium silicate Inorganic materials 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 239000007791 liquid phase Substances 0.000 claims description 3
- 230000003647 oxidation Effects 0.000 claims description 3
- 238000007254 oxidation reaction Methods 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- XIWFQDBQMCDYJT-UHFFFAOYSA-M benzyl-dimethyl-tridecylazanium;chloride Chemical compound [Cl-].CCCCCCCCCCCCC[N+](C)(C)CC1=CC=CC=C1 XIWFQDBQMCDYJT-UHFFFAOYSA-M 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 239000003446 ligand Substances 0.000 claims description 2
- 150000003333 secondary alcohols Chemical class 0.000 claims description 2
- 238000001228 spectrum Methods 0.000 claims description 2
- 150000005846 sugar alcohols Polymers 0.000 claims description 2
- 150000003509 tertiary alcohols Chemical class 0.000 claims description 2
- 229940032912 zephiran Drugs 0.000 claims description 2
- 230000007423 decrease Effects 0.000 abstract description 6
- 238000006477 desulfuration reaction Methods 0.000 abstract description 5
- 230000023556 desulfurization Effects 0.000 abstract description 5
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 239000003500 flue dust Substances 0.000 abstract description 3
- 238000012546 transfer Methods 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- 238000004064 recycling Methods 0.000 abstract description 2
- 239000012141 concentrate Substances 0.000 description 18
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 description 12
- 239000012895 dilution Substances 0.000 description 12
- 238000010790 dilution Methods 0.000 description 12
- 239000000243 solution Substances 0.000 description 5
- 235000018553 tannin Nutrition 0.000 description 5
- 229920001864 tannin Polymers 0.000 description 5
- 239000001648 tannin Substances 0.000 description 5
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000000536 complexating effect Effects 0.000 description 4
- 229910001448 ferrous ion Inorganic materials 0.000 description 4
- PHTQWCKDNZKARW-UHFFFAOYSA-N isoamylol Chemical compound CC(C)CCO PHTQWCKDNZKARW-UHFFFAOYSA-N 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 3
- PCHPORCSPXIHLZ-UHFFFAOYSA-N diphenhydramine hydrochloride Chemical compound [Cl-].C=1C=CC=CC=1C(OCC[NH+](C)C)C1=CC=CC=C1 PCHPORCSPXIHLZ-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- WXHLLJAMBQLULT-UHFFFAOYSA-N 2-[[6-[4-(2-hydroxyethyl)piperazin-1-yl]-2-methylpyrimidin-4-yl]amino]-n-(2-methyl-6-sulfanylphenyl)-1,3-thiazole-5-carboxamide;hydrate Chemical compound O.C=1C(N2CCN(CCO)CC2)=NC(C)=NC=1NC(S1)=NC=C1C(=O)NC1=C(C)C=CC=C1S WXHLLJAMBQLULT-UHFFFAOYSA-N 0.000 description 2
- FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 235000009508 confectionery Nutrition 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- PTKWYSNDTXDBIZ-UHFFFAOYSA-N 9,10-dioxoanthracene-1,2-disulfonic acid Chemical compound C1=CC=C2C(=O)C3=C(S(O)(=O)=O)C(S(=O)(=O)O)=CC=C3C(=O)C2=C1 PTKWYSNDTXDBIZ-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 208000005374 Poisoning Diseases 0.000 description 1
- OCBHHZMJRVXXQK-UHFFFAOYSA-M benzyl-dimethyl-tetradecylazanium;chloride Chemical compound [Cl-].CCCCCCCCCCCCCC[N+](C)(C)CC1=CC=CC=C1 OCBHHZMJRVXXQK-UHFFFAOYSA-M 0.000 description 1
- BWNMWDJZWBEKKJ-UHFFFAOYSA-M benzyl-docosyl-dimethylazanium;chloride Chemical compound [Cl-].CCCCCCCCCCCCCCCCCCCCCC[N+](C)(C)CC1=CC=CC=C1 BWNMWDJZWBEKKJ-UHFFFAOYSA-M 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 208000029039 cyanide poisoning Diseases 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- PGQAXGHQYGXVDC-UHFFFAOYSA-N dodecyl(dimethyl)azanium;chloride Chemical class Cl.CCCCCCCCCCCCN(C)C PGQAXGHQYGXVDC-UHFFFAOYSA-N 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000010512 thermal transition Effects 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
Abstract
Description
编号 | 气量Nm3/h | 初始硫化氢含量ppm | 液体流量m3/h | 脱硫/再生温度 ℃ | 净化气硫化氢含量ppm |
1 | 8000 | 120 | 3 | 45/45 | 0.3 |
2 | 12000 | 108 | 3 | 45/45 | 0.1 |
3 | 23000 | 80 | 3 | 45/45 | 0.1 |
4 | 42000 | 135 | 3 | 45/45 | 0.2 |
5 | 50000 | 167 | 3 | 45/45 | 0.1 |
6 | 85000 | 137 | 3 | 45/45 | 0.3 |
7 | 120000 | 120 | 3 | 45/45 | 0.1 |
8 | 200000 | 97 | 3 | 45/45 | 0.1 |
9 | 350000 | 115 | 3 | 45/45 | 0.2 |
10 | 540000 | 103 | 3 | 45/45 | 0.1 |
编号 | 工艺名称 | 主要催化剂 | 净化气硫化氢含量ppm |
1 | 栲胶法 | 栲胶催化剂 | 26 |
2 | 改良ADA法 | 改良蒽醌二磺酸钠 | 32 |
3 | FD法 | 磺基水杨酸络合铁 | 49 |
4 | PDS法 | PDS催化剂 | 58 |
5 | LO-CAT法 | 络合铁 | 5 |
6 | OR-GREEN法 | 络合铁 | 17 |
7 | 新型螯合铁法 | 新型螯合铁 | 0.1 |
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410025991.9A CN103752156B (zh) | 2014-01-21 | 2014-01-21 | 一种克劳斯工艺尾气的处理方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410025991.9A CN103752156B (zh) | 2014-01-21 | 2014-01-21 | 一种克劳斯工艺尾气的处理方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103752156A CN103752156A (zh) | 2014-04-30 |
CN103752156B true CN103752156B (zh) | 2016-04-13 |
Family
ID=50519566
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410025991.9A Active CN103752156B (zh) | 2014-01-21 | 2014-01-21 | 一种克劳斯工艺尾气的处理方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN103752156B (zh) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104003357B (zh) * | 2014-05-21 | 2017-06-06 | 杨皓 | 一种克劳斯脱硫工艺尾气处理工艺 |
CN104043326B (zh) * | 2014-06-04 | 2016-08-17 | 北京化工大学 | 一种工业气体超重力脱除硫化氢的装置及工艺 |
CN104258713B (zh) * | 2014-10-08 | 2017-02-15 | 美景(北京)环保科技有限公司 | 一种基于氨法脱硫的酸性气处理系统及处理方法 |
CN106268218B (zh) * | 2015-06-24 | 2019-03-08 | 中国石油化工股份有限公司 | 一种脱硫剂 |
CN106902625B (zh) * | 2015-12-23 | 2019-04-09 | 北京化工大学 | 一种超重力克劳斯尾气脱硫系统装置及应用 |
CN105879639B (zh) * | 2016-05-03 | 2019-02-15 | 武汉国力通能源环保股份有限公司 | 一种脱除硫化氢的一体化装置及其处理方法 |
CN106853323B (zh) * | 2016-12-19 | 2019-12-10 | 宁波市化工研究设计院有限公司 | 超低排放的硫磺回收尾气吸收系统 |
CN110876881B (zh) * | 2018-09-05 | 2022-04-08 | 中国石油化工股份有限公司 | 用于克劳斯尾气处理的络合铁脱硫剂 |
CN109603487B (zh) * | 2019-01-28 | 2021-09-21 | 烟台新瑞环保科技有限公司 | 一种液相氧化脱硫工艺中螯合铁催化剂的稳定剂及包含其的脱硫剂 |
CN109879254A (zh) * | 2019-04-12 | 2019-06-14 | 上海应用技术大学 | 一种处理酸性气体的硫回收方法 |
CN114076321B (zh) * | 2021-11-15 | 2024-04-30 | 镇海石化工程股份有限公司 | 利用硫磺回收装置焚烧炉治理石化VOCs废气的方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101874968A (zh) * | 2009-12-31 | 2010-11-03 | 中北大学 | 一种适合于超重力脱硫的络合铁脱硫剂 |
CN102151476A (zh) * | 2011-03-29 | 2011-08-17 | 武汉国力通化工环保科技有限公司 | 一种超重力场下氧化脱除气相中硫化氢的方法 |
CN102350203A (zh) * | 2011-09-20 | 2012-02-15 | 中国石油化工集团公司 | 一种利用旋转动力设备脱除含硫化氢气体的工艺 |
CN203090756U (zh) * | 2013-01-31 | 2013-07-31 | 江苏金润环境科技有限公司 | 一种含硫化氢气体的脱硫装置 |
-
2014
- 2014-01-21 CN CN201410025991.9A patent/CN103752156B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101874968A (zh) * | 2009-12-31 | 2010-11-03 | 中北大学 | 一种适合于超重力脱硫的络合铁脱硫剂 |
CN102151476A (zh) * | 2011-03-29 | 2011-08-17 | 武汉国力通化工环保科技有限公司 | 一种超重力场下氧化脱除气相中硫化氢的方法 |
CN102350203A (zh) * | 2011-09-20 | 2012-02-15 | 中国石油化工集团公司 | 一种利用旋转动力设备脱除含硫化氢气体的工艺 |
CN203090756U (zh) * | 2013-01-31 | 2013-07-31 | 江苏金润环境科技有限公司 | 一种含硫化氢气体的脱硫装置 |
Also Published As
Publication number | Publication date |
---|---|
CN103752156A (zh) | 2014-04-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103752156B (zh) | 一种克劳斯工艺尾气的处理方法 | |
CN103599682B (zh) | 一种超重力液相氧化还原去除硫化氢的方法及其专用设备 | |
CN105233649B (zh) | 一种络合铁脱硫剂及其使用方法 | |
CN102151476B (zh) | 一种超重力场下氧化脱除气相中硫化氢的方法 | |
CN103495333B (zh) | 一种用于含二氧化硫、硫化氢及有机硫的克劳斯尾气处理工艺 | |
CN105779058A (zh) | 采用络合铁盐脱硫剂净化天然气中硫化氢的方法 | |
CN104511236A (zh) | 一种酸性铁离子溶液脱除硫化氢的方法 | |
CN103691289B (zh) | 一种克劳斯工艺中液硫池尾气的处理方法 | |
CN106268218B (zh) | 一种脱硫剂 | |
CN109603487B (zh) | 一种液相氧化脱硫工艺中螯合铁催化剂的稳定剂及包含其的脱硫剂 | |
CN112642287A (zh) | 一种环保型湿式氧化法脱硫的复合溶剂 | |
CN113578391B (zh) | 湿法液相脱硫催化剂及其制备方法 | |
CN104119947B (zh) | 一种催化裂化烟气脱硫及后处理工艺 | |
CN106215976B (zh) | 一种用于脱硫的改性离子液催化剂的制备方法 | |
CN209576280U (zh) | 一种负压处理克劳斯工艺中液硫池尾气的装置 | |
CN205109370U (zh) | 回转挥发窑含硫尾气脱硫装置 | |
CN102218260A (zh) | 一种脱除恶臭气体中硫化物的吸收剂 | |
CN113385005A (zh) | 一种新型金属络合物脱硫化物的配方 | |
CN204320059U (zh) | 一种用于联合含硫尾气深度减排的装置 | |
CN114427098A (zh) | 一种高含硫天然气净化装置清洗剂 | |
CN103432878B (zh) | 超重力络合亚铁烟气湿法脱硫脱硝脱汞砷一体化的方法 | |
CN103432889B (zh) | 超重力络合亚铁烟气脱硝的方法 | |
CN113637503B (zh) | 一种湿法氧化脱硫用双金属fmg脱硫剂 | |
CN105457463A (zh) | 一种含硫尾气深度减排的方法及装置 | |
CN210419868U (zh) | 一种真空碳酸钠脱硫精脱硫及废液综合处理系统 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information |
Inventor after: Zeng Xiangpeng Inventor after: Cao Yuhu Inventor after: Hou Yifan Inventor after: Lv Mingfang Inventor before: Zeng Xiangpeng Inventor before: Zhu Yuanbiao Inventor before: Cao Yuhu Inventor before: Hou Yifan Inventor before: Jiang Airu Inventor before: Lv Mingfang |
|
COR | Change of bibliographic data | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP02 | Change in the address of a patent holder | ||
CP02 | Change in the address of a patent holder |
Address after: 264006 No. 3-12 Kaifeng Road, Yantai Development Zone, Shandong Province, No. 1-2 Patentee after: YANTAIF SUNRISE ENVIRONMENTAL PROTECTION SCIENCE & TECHNOLOGY CO., LTD. Address before: 264000 4th Floor, Tonghe Group, No. 9 Binglun West Road, Zhifu District, Yantai City, Shandong Province Patentee before: YANTAIF SUNRISE ENVIRONMENTAL PROTECTION SCIENCE & TECHNOLOGY CO., LTD. |