CN104496235B - 镁氧水泥及其制造方法 - Google Patents
镁氧水泥及其制造方法 Download PDFInfo
- Publication number
- CN104496235B CN104496235B CN201410798405.4A CN201410798405A CN104496235B CN 104496235 B CN104496235 B CN 104496235B CN 201410798405 A CN201410798405 A CN 201410798405A CN 104496235 B CN104496235 B CN 104496235B
- Authority
- CN
- China
- Prior art keywords
- cement
- magnesium
- magnesium sulfate
- sulfite
- present
- 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
- 239000004568 cement Substances 0.000 title claims abstract description 105
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 title claims abstract description 63
- 239000000395 magnesium oxide Substances 0.000 title claims abstract description 50
- 238000000034 method Methods 0.000 title claims abstract description 35
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 claims abstract description 116
- 229910052943 magnesium sulfate Inorganic materials 0.000 claims abstract description 58
- 235000019341 magnesium sulphate Nutrition 0.000 claims abstract description 58
- JESHZQPNPCJVNG-UHFFFAOYSA-L magnesium;sulfite Chemical compound [Mg+2].[O-]S([O-])=O JESHZQPNPCJVNG-UHFFFAOYSA-L 0.000 claims abstract description 57
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims abstract description 39
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 34
- 239000003546 flue gas Substances 0.000 claims abstract description 34
- 238000006477 desulfuration reaction Methods 0.000 claims abstract description 23
- 230000023556 desulfurization Effects 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000002893 slag Substances 0.000 claims description 27
- 239000000203 mixture Substances 0.000 claims description 19
- 239000010881 fly ash Substances 0.000 claims description 17
- 239000000654 additive Substances 0.000 claims description 15
- 230000000996 additive effect Effects 0.000 claims description 15
- 229910019142 PO4 Inorganic materials 0.000 claims description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 5
- 239000010452 phosphate Substances 0.000 claims description 5
- 239000002994 raw material Substances 0.000 abstract description 12
- 230000008901 benefit Effects 0.000 abstract description 4
- 239000002075 main ingredient Substances 0.000 abstract description 3
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 16
- 230000003009 desulfurizing effect Effects 0.000 description 15
- 239000004567 concrete Substances 0.000 description 13
- 239000002002 slurry Substances 0.000 description 11
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 8
- 239000000843 powder Substances 0.000 description 7
- 238000002156 mixing Methods 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- OLZDXDPSDUSGIS-UHFFFAOYSA-N sulfinylmagnesium Chemical compound [Mg].S=O OLZDXDPSDUSGIS-UHFFFAOYSA-N 0.000 description 5
- FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 4
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 3
- 239000003513 alkali Substances 0.000 description 3
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 230000004087 circulation Effects 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 239000013505 freshwater Substances 0.000 description 3
- 238000000227 grinding Methods 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 229910052749 magnesium Inorganic materials 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- -1 various high grade Substances 0.000 description 3
- 239000004484 Briquette Substances 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 description 2
- YDONNITUKPKTIG-UHFFFAOYSA-N [Nitrilotris(methylene)]trisphosphonic acid Chemical compound OP(O)(=O)CN(CP(O)(O)=O)CP(O)(O)=O YDONNITUKPKTIG-UHFFFAOYSA-N 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 239000000292 calcium oxide Substances 0.000 description 2
- 235000012255 calcium oxide Nutrition 0.000 description 2
- 239000000378 calcium silicate Substances 0.000 description 2
- 229910052918 calcium silicate Inorganic materials 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- RCJVRSBWZCNNQT-UHFFFAOYSA-N dichloridooxygen Chemical compound ClOCl RCJVRSBWZCNNQT-UHFFFAOYSA-N 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 235000002906 tartaric acid Nutrition 0.000 description 2
- 239000011975 tartaric acid Substances 0.000 description 2
- 229940095064 tartrate Drugs 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 239000004606 Fillers/Extenders Substances 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 239000011398 Portland cement Substances 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000002671 adjuvant Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 1
- 230000003487 anti-permeability effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 239000010883 coal ash Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000011790 ferrous sulphate Substances 0.000 description 1
- 235000003891 ferrous sulphate Nutrition 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000004574 high-performance concrete Substances 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 229910001629 magnesium chloride Inorganic materials 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- WRUGWIBCXHJTDG-UHFFFAOYSA-L magnesium sulfate heptahydrate Chemical compound O.O.O.O.O.O.O.[Mg+2].[O-]S([O-])(=O)=O WRUGWIBCXHJTDG-UHFFFAOYSA-L 0.000 description 1
- 229940061634 magnesium sulfate heptahydrate Drugs 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910000403 monosodium phosphate Inorganic materials 0.000 description 1
- 235000019799 monosodium phosphate Nutrition 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000005453 pelletization Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- AJPJDKMHJJGVTQ-UHFFFAOYSA-M sodium dihydrogen phosphate Chemical compound [Na+].OP(O)([O-])=O AJPJDKMHJJGVTQ-UHFFFAOYSA-M 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000013112 stability test Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- SMDQFHZIWNYSMR-UHFFFAOYSA-N sulfanylidenemagnesium Chemical compound S=[Mg] SMDQFHZIWNYSMR-UHFFFAOYSA-N 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- LWIHDJKSTIGBAC-UHFFFAOYSA-K tripotassium phosphate Chemical compound [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 description 1
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 1
Abstract
Description
序号 | 项目 | 数量 | 单位 |
1 | 脱硫塔入口烟气量(工况) | 904033 | m3/h4 --> |
2 | 标态烟气量 | 540462 | Nm3/h |
3 | 脱硫塔入口温度 | 130 | ℃ |
4 | 二氧化硫入口浓度 | 3468 | mg/Nm3 |
5 | 脱硫效率 | 98.5 | %质量百分比 |
6 | 镁硫比 | 1.02 | |
7 | 氧化镁纯度 | 70~85 | %质量百分比 |
8 | 烟气含湿量 | 8 | %质量百分比 |
序号 | 项目 | 数量 | 单位 |
1 | 脱硫塔出口烟气量(工况) | 986328 | m3/h |
2 | 排烟温度 | 50 | ℃ |
3 | 二氧化硫排放浓度 | <50 | mg/Nm3 |
4 | 亚硫酸镁产出量 | 4.2 | t/h |
5 | 亚硫酸镁品质 | >99 | %质量百分比 |
Claims (9)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410798405.4A CN104496235B (zh) | 2014-12-15 | 2014-12-15 | 镁氧水泥及其制造方法 |
HK15109398.2A HK1208856A1 (zh) | 2014-12-15 | 2015-09-24 | 鎂氧水泥及其製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410798405.4A CN104496235B (zh) | 2014-12-15 | 2014-12-15 | 镁氧水泥及其制造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104496235A CN104496235A (zh) | 2015-04-08 |
CN104496235B true CN104496235B (zh) | 2016-07-13 |
Family
ID=52937713
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410798405.4A Active CN104496235B (zh) | 2014-12-15 | 2014-12-15 | 镁氧水泥及其制造方法 |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN104496235B (zh) |
HK (1) | HK1208856A1 (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104926165A (zh) * | 2015-05-22 | 2015-09-23 | 周末 | 一种抗碳化的碱式硫酸镁水泥及其制备方法 |
CN104961364B (zh) * | 2015-07-09 | 2017-05-10 | 梅卫东 | 钛白生产废酸制备硫氧镁胶凝材料的方法 |
CN106467370B (zh) * | 2015-08-19 | 2018-12-21 | 中晶环境科技股份有限公司 | 一种镁法脱硫生产水泥的装置及方法 |
CN105837154A (zh) * | 2016-03-28 | 2016-08-10 | 北京中晶环境科技股份有限公司 | 一种中空隔墙板 |
CN105837153A (zh) * | 2016-03-28 | 2016-08-10 | 北京中晶环境科技股份有限公司 | 一种硫氧镁发泡水泥外墙保温板及其制备方法 |
CN105837155A (zh) * | 2016-03-28 | 2016-08-10 | 北京中晶环境科技股份有限公司 | 一种防火保温装饰一体板及其制备方法 |
CN107417149A (zh) * | 2017-09-13 | 2017-12-01 | 贵州开磷磷石膏综合利用有限公司 | 一种磷酸钙硅镁水泥及其制备方法 |
CN109536144A (zh) * | 2017-09-21 | 2019-03-29 | 中国石油化工股份有限公司 | 一种低温硫氧镁热固树脂胶凝体系及其制备方法 |
CN107500581B (zh) * | 2017-09-30 | 2019-08-23 | 中晶新材料有限公司 | 胶凝材料及其制造方法 |
CN111943540A (zh) * | 2020-07-02 | 2020-11-17 | 北京水木华宸科技发展有限公司 | 镁质粉煤灰水泥组合物及其制品和制作方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2622570B1 (fr) * | 1987-11-02 | 1992-09-18 | Scient Tech Batimen Centre | Ciments magnesiens comprenant un sel de magnesium partiellement hydrate, et une magnesie tres reactive, liants magnesiens a prise acceleree et a tenue a l'eau amelioree obtenus a partir de tels ciments, et materiau obtenu avec un tel liant magnesien, non expanse ou expanse |
IL111031A0 (en) * | 1994-05-30 | 1994-11-28 | Baran Advanced Materials Ltd | Improved foamed magnesite cement and articles made therewith |
CN101428956A (zh) * | 2008-12-09 | 2009-05-13 | 武汉科技学院 | 一种淤泥固化剂 |
CN102060428A (zh) * | 2010-11-15 | 2011-05-18 | 广州市水电建设工程有限公司 | 一种淤泥固化剂及其制备方法 |
-
2014
- 2014-12-15 CN CN201410798405.4A patent/CN104496235B/zh active Active
-
2015
- 2015-09-24 HK HK15109398.2A patent/HK1208856A1/zh unknown
Also Published As
Publication number | Publication date |
---|---|
HK1208856A1 (zh) | 2016-03-18 |
CN104496235A (zh) | 2015-04-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104496235B (zh) | 镁氧水泥及其制造方法 | |
CN104446063B (zh) | 水泥及其制造方法 | |
CN106467387B (zh) | 一种镁法脱硫生产的硫酸镁发泡制品 | |
CN104446064B (zh) | 烟气脱硫生产水泥的装置及方法 | |
CN104478255A (zh) | 一种含有氧化镁脱硫废液的硫氧镁水泥及其制备方法 | |
CN108358478B (zh) | 一种分步煅烧煤气化渣制备胶凝材料的方法 | |
CN103180260A (zh) | 用于生产含镁的水泥粘合剂组合物的方法 | |
CN106467370A (zh) | 一种镁法脱硫生产水泥的装置及方法 | |
CN105801069A (zh) | 一种制备高固碳量建筑材料制品的方法 | |
CN101838130B (zh) | 一种保温砌块及其制作工艺 | |
CN107572990A (zh) | 一种低成本高效软土固化剂及其制备方法与应用 | |
CN108455948A (zh) | 一种硅酸钙镁保温材料及其制备方法和应用 | |
CN106810094B (zh) | 利用城市废物和工业固废制备水泥联产硫磺的系统及方法 | |
CN115340306A (zh) | 一种利用超重力捕获二氧化碳制备碳化钢渣的方法 | |
CN109809722A (zh) | 一种硫酸钙镁复盐胶结料及其制备方法和应用 | |
CN104529205B (zh) | 水泥生产装置及方法 | |
CN110467365A (zh) | 电解锰压滤渣的脱硫方法及使用该脱硫锰渣制水泥的方法 | |
CN107628804A (zh) | 基于赤泥的烟气脱硫生产发泡保温材料的方法 | |
CN107721366A (zh) | 基于赤泥脱硫的轻质混凝土制品的生产方法 | |
CN101182153B (zh) | 石油油渣燃烧脱硫后的废渣处理方法 | |
CN104591568A (zh) | 亚硫酸镁水泥及其制造方法 | |
CN114163158A (zh) | 一种多组分废渣耦合增质的复合粉及其制备方法与应用 | |
CN104909700A (zh) | 一种蓄热墙体材料 | |
CN111302683A (zh) | 一种砌筑水泥及其生产工艺 | |
CN111689788A (zh) | 一种碱泥基新型陶粒及其制备方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
REG | Reference to a national code |
Ref country code: HK Ref legal event code: DE Ref document number: 1208856 Country of ref document: HK |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP03 | Change of name, title or address |
Address after: 100176 Beijing economic and Technological Development Zone, Ronghua Road, No. 10 ronghua international building, room 20, floor 2008, room 3 Patentee after: BEIJING ZHONGJING ENV TECH Co.,Ltd. Address before: 30-2, building 100176, Beijing University of Technology Software Park, 1 North Sheng Bei Jie, Beijing economic and Technological Development Zone, Beijing, Daxing District Patentee before: Shanghui Tong |
|
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 100176 Beijing economic and Technological Development Zone, Ronghua Road, No. 10 ronghua international building, room 20, floor 2008, room 3 Patentee after: ENVIRONMENT SUSTAINABLE SYSTEM ENGINEERING TECHNOLOGY Co.,Ltd. Address before: 100176 Beijing economic and Technological Development Zone, Ronghua Road, No. 10 ronghua international building, room 20, floor 2008, room 3 Patentee before: BEIJING ZHONGJING ENV TECH Co.,Ltd. |
|
REG | Reference to a national code |
Ref country code: HK Ref legal event code: GR Ref document number: 1208856 Country of ref document: HK |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Magnesia cement and its manufacturing method Effective date of registration: 20200831 Granted publication date: 20160713 Pledgee: Beijing technology intellectual property financing Company limited by guarantee Pledgor: ENVIRONMENT SUSTAINABLE SYSTEM ENGINEERING TECHNOLOGY Co.,Ltd. Registration number: Y2020990001051 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20211108 Granted publication date: 20160713 Pledgee: Beijing technology intellectual property financing Company limited by guarantee Pledgor: ENVIRONMENT SUSTAINABLE SYSTEM ENGINEERING TECHNOLOGY Co.,Ltd. Registration number: Y2020990001051 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Magnesia cement and its manufacturing method Effective date of registration: 20211108 Granted publication date: 20160713 Pledgee: Beijing technology intellectual property financing Company limited by guarantee Pledgor: ENVIRONMENT SUSTAINABLE SYSTEM ENGINEERING TECHNOLOGY Co.,Ltd. Registration number: Y2021110000059 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20160713 Pledgee: Beijing technology intellectual property financing Company limited by guarantee Pledgor: ENVIRONMENT SUSTAINABLE SYSTEM ENGINEERING TECHNOLOGY Co.,Ltd. Registration number: Y2021110000059 |