CN112592127B - 一种钢壳沉管注浆用缓释型灌浆料及其施工方法 - Google Patents
一种钢壳沉管注浆用缓释型灌浆料及其施工方法 Download PDFInfo
- Publication number
- CN112592127B CN112592127B CN202011488624.4A CN202011488624A CN112592127B CN 112592127 B CN112592127 B CN 112592127B CN 202011488624 A CN202011488624 A CN 202011488624A CN 112592127 B CN112592127 B CN 112592127B
- Authority
- CN
- China
- Prior art keywords
- grouting
- agent
- release
- slow
- steel shell
- 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
- 239000000463 material Substances 0.000 title claims abstract description 71
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 50
- 239000010959 steel Substances 0.000 title claims abstract description 50
- 238000010276 construction Methods 0.000 title claims abstract description 22
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 65
- 239000002002 slurry Substances 0.000 claims abstract description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000000843 powder Substances 0.000 claims abstract description 22
- 238000003756 stirring Methods 0.000 claims abstract description 15
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 14
- 230000014759 maintenance of location Effects 0.000 claims abstract description 14
- 239000004033 plastic Substances 0.000 claims abstract description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000002131 composite material Substances 0.000 claims abstract description 11
- 239000013530 defoamer Substances 0.000 claims abstract description 11
- 239000006004 Quartz sand Substances 0.000 claims abstract description 8
- 239000002893 slag Substances 0.000 claims abstract description 8
- 239000011398 Portland cement Substances 0.000 claims abstract description 6
- 239000011325 microbead Substances 0.000 claims abstract description 6
- 230000000694 effects Effects 0.000 claims description 15
- 239000004568 cement Substances 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 13
- 239000002245 particle Substances 0.000 claims description 9
- AEQDJSLRWYMAQI-UHFFFAOYSA-N 2,3,9,10-tetramethoxy-6,8,13,13a-tetrahydro-5H-isoquinolino[2,1-b]isoquinoline Chemical compound C1CN2CC(C(=C(OC)C=C3)OC)=C3CC2C2=C1C=C(OC)C(OC)=C2 AEQDJSLRWYMAQI-UHFFFAOYSA-N 0.000 claims description 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 6
- 239000004567 concrete Substances 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 239000000176 sodium gluconate Substances 0.000 claims description 6
- 235000012207 sodium gluconate Nutrition 0.000 claims description 6
- 229940005574 sodium gluconate Drugs 0.000 claims description 6
- CBOCVOKPQGJKKJ-UHFFFAOYSA-L Calcium formate Chemical compound [Ca+2].[O-]C=O.[O-]C=O CBOCVOKPQGJKKJ-UHFFFAOYSA-L 0.000 claims description 5
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 5
- 229940044172 calcium formate Drugs 0.000 claims description 5
- 235000019255 calcium formate Nutrition 0.000 claims description 5
- 239000004281 calcium formate Substances 0.000 claims description 5
- 238000000518 rheometry Methods 0.000 claims description 5
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 4
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims description 4
- 235000010338 boric acid Nutrition 0.000 claims description 4
- 239000004327 boric acid Substances 0.000 claims description 4
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 4
- 235000011152 sodium sulphate Nutrition 0.000 claims description 4
- 238000013268 sustained release Methods 0.000 claims description 4
- 239000012730 sustained-release form Substances 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 3
- 229910052925 anhydrite Inorganic materials 0.000 claims description 3
- 229910021538 borax Inorganic materials 0.000 claims description 3
- 239000000292 calcium oxide Substances 0.000 claims description 3
- 235000012255 calcium oxide Nutrition 0.000 claims description 3
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 3
- 239000000395 magnesium oxide Substances 0.000 claims description 3
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 3
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 3
- 239000011707 mineral Substances 0.000 claims description 3
- 235000010755 mineral Nutrition 0.000 claims description 3
- 235000010339 sodium tetraborate Nutrition 0.000 claims description 3
- 239000004328 sodium tetraborate Substances 0.000 claims description 3
- MWRWFPQBGSZWNV-UHFFFAOYSA-N Dinitrosopentamethylenetetramine Chemical group C1N2CN(N=O)CN1CN(N=O)C2 MWRWFPQBGSZWNV-UHFFFAOYSA-N 0.000 claims description 2
- 150000004676 glycans Chemical class 0.000 claims description 2
- 239000011268 mixed slurry Substances 0.000 claims description 2
- 239000004570 mortar (masonry) Substances 0.000 claims description 2
- 229920000642 polymer Polymers 0.000 claims description 2
- 229920001282 polysaccharide Polymers 0.000 claims description 2
- 239000005017 polysaccharide Substances 0.000 claims description 2
- -1 polysiloxane Polymers 0.000 claims description 2
- 229920001296 polysiloxane Polymers 0.000 claims description 2
- 239000000377 silicon dioxide Substances 0.000 claims description 2
- 239000003381 stabilizer Substances 0.000 claims description 2
- 239000000725 suspension Substances 0.000 claims description 2
- 150000001722 carbon compounds Chemical class 0.000 claims 1
- 125000000524 functional group Chemical group 0.000 claims 1
- 239000011376 self-consolidating concrete Substances 0.000 abstract description 3
- 230000000052 comparative effect Effects 0.000 description 14
- 230000002262 irrigation Effects 0.000 description 10
- 238000003973 irrigation Methods 0.000 description 10
- 239000002994 raw material Substances 0.000 description 10
- 238000012360 testing method Methods 0.000 description 5
- 238000006703 hydration reaction Methods 0.000 description 4
- 239000011440 grout Substances 0.000 description 2
- 230000036571 hydration Effects 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000005059 dormancy Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229920005646 polycarboxylate Polymers 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/063—Tunnels submerged into, or built in, open water
- E02D29/073—Tunnels or shuttering therefor assembled from sections individually sunk onto, or laid on, the water-bed, e.g. in a preformed trench
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/16—Arrangement or construction of joints in foundation structures
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00724—Uses not provided for elsewhere in C04B2111/00 in mining operations, e.g. for backfilling; in making tunnels or galleries
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/70—Grouts, e.g. injection mixtures for cables for prestressed concrete
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/05—Materials having an early high strength, e.g. allowing fast demoulding or formless casting
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
- C04B2201/52—High compression strength concretes, i.e. with a compression strength higher than about 55 N/mm2, e.g. reactive powder concrete [RPC]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
Description
试验项目 | 工程要求 | 实施例1 | 实施例2 | 实施例3 | 对比例1 | 对比例2 | 对比例3 |
初始流动度(mm) | ≥340 | 363 | 353 | 352 | 357 | 347 | 345 |
5h流动度(mm) | ≥320 | 344 | 336 | 328 | 346 | 185 | 322 |
3h竖向膨胀率(%) | 0.10~0.40 | 0.29 | 0.28 | 0.32 | 0.37 | 0.22 | -0.20 |
24h与3h膨胀率之差(%) | 0~0.30 | 0.05 | 0.06 | 0.12 | 0.52 | 0.04 | -0.15 |
28d膨胀率(%) | 0.02~0.1 | 0.023 | 0.040 | 0.035 | -0.13 | -0.15 | 0.05 |
1d抗压强度(MPa) | ≥25 | 35.7 | 38.2 | 37.6 | 5.9 | 33.7 | 10.2 |
3d抗压强度(MPa) | ≥50 | 61.4 | 63.5 | 60.6 | 40.4 | 52.6 | 47.6 |
28d抗压强度(MPa) | ≥70 | 79.4 | 81.5 | 86.8 | 67.8 | 69.5 | 71.2 |
28d与砼正拉粘结强度(MPa) | ≥1.8 | 2.0 | 2.3 | 2.2 | 1.9 | 2.1 | 1.6 |
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011488624.4A CN112592127B (zh) | 2020-12-16 | 2020-12-16 | 一种钢壳沉管注浆用缓释型灌浆料及其施工方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011488624.4A CN112592127B (zh) | 2020-12-16 | 2020-12-16 | 一种钢壳沉管注浆用缓释型灌浆料及其施工方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN112592127A CN112592127A (zh) | 2021-04-02 |
CN112592127B true CN112592127B (zh) | 2022-09-16 |
Family
ID=75196739
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202011488624.4A Active CN112592127B (zh) | 2020-12-16 | 2020-12-16 | 一种钢壳沉管注浆用缓释型灌浆料及其施工方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN112592127B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115651421B (zh) * | 2022-11-09 | 2023-08-22 | 山东科技大学 | 一种缓释可控的注浆堵水材料及其制备方法和应用 |
CN117466603B (zh) * | 2023-11-09 | 2024-03-19 | 中国建筑第五工程局有限公司 | 一种注浆加固专用的水泥基灌浆料及其应用 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106866077A (zh) * | 2017-03-14 | 2017-06-20 | 中交武汉港湾工程设计研究院有限公司 | 一种沉管接头注浆混凝土及其制备方法 |
CN107555868A (zh) * | 2017-08-30 | 2018-01-09 | 中交武汉港湾工程设计研究院有限公司 | 一种沉管基础后填充砂浆 |
CN107935504A (zh) * | 2017-11-27 | 2018-04-20 | 江西省萍乡市联友建材有限公司 | 早强高强、微膨胀、自养护功能的钢筋连接用套筒灌浆料 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2646655C (en) * | 2006-02-09 | 2011-11-08 | Nittetsu Cement Co., Ltd. | Grouting material |
WO2009015520A1 (en) * | 2007-08-02 | 2009-02-05 | Basf Construction Chemicals (Shanghai) Co. Ltd | Cement-based grout composition |
CN103061329B (zh) * | 2012-08-28 | 2015-01-07 | 中铁十八局集团有限公司 | 基于软基下大型沉管隧道基础水下注浆浆液及其注浆工艺 |
CN102992722B (zh) * | 2012-12-14 | 2014-12-03 | 武汉理工大学 | 超高强铁尾矿砂水泥基灌浆料及其制备方法 |
CN103482926B (zh) * | 2013-09-02 | 2015-02-11 | 苏州科技学院 | 一种水泥基无收缩灌浆料 |
CN107489161B (zh) * | 2017-08-31 | 2019-10-29 | 中交公路规划设计院有限公司 | 沉管接头基础后注浆方法 |
CN108314393A (zh) * | 2018-03-20 | 2018-07-24 | 中冶建筑研究总院有限公司 | 一种低温环境钢筋连接用灌浆料及其制备方法和应用 |
CN110128088B (zh) * | 2019-05-21 | 2021-06-01 | 武汉沃尔浦科技有限公司 | 一种高流动度钢筋连接用套筒灌浆材料 |
CN111875338B (zh) * | 2020-05-21 | 2022-03-04 | 江苏博拓新型建筑材料股份有限公司 | 一种负温钢筋连接用套筒灌浆料及其制备方法 |
-
2020
- 2020-12-16 CN CN202011488624.4A patent/CN112592127B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106866077A (zh) * | 2017-03-14 | 2017-06-20 | 中交武汉港湾工程设计研究院有限公司 | 一种沉管接头注浆混凝土及其制备方法 |
CN107555868A (zh) * | 2017-08-30 | 2018-01-09 | 中交武汉港湾工程设计研究院有限公司 | 一种沉管基础后填充砂浆 |
CN107935504A (zh) * | 2017-11-27 | 2018-04-20 | 江西省萍乡市联友建材有限公司 | 早强高强、微膨胀、自养护功能的钢筋连接用套筒灌浆料 |
Non-Patent Citations (1)
Title |
---|
沉管隧道超高性能注浆新材料;杨林等;《新型建筑材料》;20190131;第10-12、28页 * |
Also Published As
Publication number | Publication date |
---|---|
CN112592127A (zh) | 2021-04-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105541384B (zh) | 一种超轻泡沫混凝土及其制备方法 | |
CN111499294B (zh) | 一种超高性能混凝土干粉料及其制备方法 | |
CN1182065C (zh) | 一种快锚型无机粘结灌注材料及其制备工艺 | |
CN103030321B (zh) | 膨胀剂、后张法预应力混凝土孔道压浆剂及压浆料 | |
CN103951353B (zh) | 用于道路加固的灌浆料及其制备方法 | |
CN105693173B (zh) | 一种用于装配式建筑的套筒灌浆料 | |
CN108793869B (zh) | 一种高强超细普硅水泥基自流平砂浆及其制备方法 | |
CN104261749A (zh) | 一种高膨胀性能的水泥基材料及其应用 | |
CN102180628A (zh) | 一种高强微膨胀预应力锚固灌浆材料及制备方法 | |
CN111574099A (zh) | 一种中空锚杆注浆材料外加剂、制备方法及应用 | |
CN108328977B (zh) | 一种混凝土修补材料 | |
CN105481324A (zh) | 一种无机注浆封堵材料 | |
CN112592127B (zh) | 一种钢壳沉管注浆用缓释型灌浆料及其施工方法 | |
CN107324713B (zh) | 一种自密实钢管混凝土及其制备方法 | |
CN111620589A (zh) | 一种可适应多种工况改善灌浆料性能的水泥灌浆料外加剂及其制备方法和应用 | |
CN114956768A (zh) | 一种用于富水地层注浆堵水的抗分散注浆材料及制备方法和施工方法 | |
CN103265256B (zh) | 水下不分散快凝型无机注浆材料及其制备方法 | |
CN107892531B (zh) | 隧道水泥砂浆的生产方法 | |
CN113387652A (zh) | 一种抗裂防渗自修复c35大体积混凝土 | |
CN111848067A (zh) | 一种用于大型桥梁支座的灌浆料及其制备方法 | |
CN108395126B (zh) | 一种防渗堵漏材料及在水利工程中的应用 | |
JP2008088040A (ja) | ボルト定着用セメント組成物及びその連続施工方法 | |
CN111606625B (zh) | 一种c70高强度自密实混凝土配方及其制备方法 | |
CN116003071B (zh) | 一种岩溶隧道动水封堵的抗分散黏土-硫铝酸盐基注浆材料及其制备方法 | |
CN110642570A (zh) | 一种微型桩灌注用特种砂浆及其制备方法和应用 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A slow-release grouting material for steel shell immersed pipe grouting and its construction method Effective date of registration: 20231018 Granted publication date: 20220916 Pledgee: Bank of China Co.,Ltd. Changzhou New North Branch Pledgor: JIANGSU NUOBORN BUILDING MATERIALS Co.,Ltd. Registration number: Y2023980061556 |
|
PE01 | Entry into force 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: 20220916 Pledgee: Bank of China Co.,Ltd. Changzhou New North Branch Pledgor: JIANGSU NUOBORN BUILDING MATERIALS Co.,Ltd. Registration number: Y2023980061556 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20241226 Address after: No. 68 Pengcheng Road, Zhulin Town, Jintan District, Changzhou City, Jiangsu Province, 213200 Patentee after: Changzhou Mingqian New Materials Co.,Ltd. Country or region after: China Address before: 213000 west of Yulong Road north of Xingtang West Road Binjiang Economic Development Zone, Chunjiang Town, Xinbei District, Changzhou City, Jiangsu Province Patentee before: JIANGSU NUOBORN BUILDING MATERIALS Co.,Ltd. Country or region before: China |
|
TR01 | Transfer of patent right |