WO2018158299A1 - Composition hydraulique pour mortier de bourrage - Google Patents
Composition hydraulique pour mortier de bourrage Download PDFInfo
- Publication number
- WO2018158299A1 WO2018158299A1 PCT/EP2018/054899 EP2018054899W WO2018158299A1 WO 2018158299 A1 WO2018158299 A1 WO 2018158299A1 EP 2018054899 W EP2018054899 W EP 2018054899W WO 2018158299 A1 WO2018158299 A1 WO 2018158299A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- composition according
- mixture
- hydraulic
- mortar
- polysaccharide
- Prior art date
Links
- 239000000203 mixture Substances 0.000 title claims abstract description 93
- 239000011440 grout Substances 0.000 title abstract description 5
- 150000004676 glycans Chemical class 0.000 claims abstract description 19
- 229920001282 polysaccharide Polymers 0.000 claims abstract description 19
- 239000005017 polysaccharide Substances 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000011230 binding agent Substances 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 7
- 239000004570 mortar (masonry) Substances 0.000 claims description 41
- 239000002245 particle Substances 0.000 claims description 15
- 239000003340 retarding agent Substances 0.000 claims description 10
- 229920002310 Welan gum Polymers 0.000 claims description 8
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical group [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 7
- 239000011575 calcium Substances 0.000 claims description 6
- 150000003839 salts Chemical class 0.000 claims description 6
- 229910052791 calcium Inorganic materials 0.000 claims description 5
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 claims description 4
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 claims description 4
- 235000000346 sugar Nutrition 0.000 claims description 4
- 150000008163 sugars Chemical class 0.000 claims description 4
- 229910019142 PO4 Inorganic materials 0.000 claims description 3
- 239000004115 Sodium Silicate Substances 0.000 claims description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical class OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 claims description 3
- 235000021317 phosphate Nutrition 0.000 claims description 3
- 150000003009 phosphonic acids Chemical class 0.000 claims description 3
- 150000003013 phosphoric acid derivatives Chemical class 0.000 claims description 3
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 3
- 229910052911 sodium silicate Inorganic materials 0.000 claims description 3
- 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 claims description 2
- 239000004281 calcium formate Substances 0.000 claims description 2
- 235000019255 calcium formate Nutrition 0.000 claims description 2
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Inorganic materials [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 claims description 2
- BUACSMWVFUNQET-UHFFFAOYSA-H dialuminum;trisulfate;hydrate Chemical compound O.[Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O BUACSMWVFUNQET-UHFFFAOYSA-H 0.000 claims description 2
- 239000011734 sodium Substances 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- 239000004317 sodium nitrate Substances 0.000 claims description 2
- 235000010344 sodium nitrate Nutrition 0.000 claims description 2
- 235000010288 sodium nitrite Nutrition 0.000 claims description 2
- VGTPCRGMBIAPIM-UHFFFAOYSA-M sodium thiocyanate Chemical compound [Na+].[S-]C#N VGTPCRGMBIAPIM-UHFFFAOYSA-M 0.000 claims description 2
- CBOCVOKPQGJKKJ-UHFFFAOYSA-L Calcium formate Chemical compound [Ca+2].[O-]C=O.[O-]C=O CBOCVOKPQGJKKJ-UHFFFAOYSA-L 0.000 claims 1
- 229940044172 calcium formate Drugs 0.000 claims 1
- 239000004568 cement Substances 0.000 description 19
- 238000007792 addition Methods 0.000 description 9
- 239000004927 clay Substances 0.000 description 7
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 235000012216 bentonite Nutrition 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- RGHNJXZEOKUKBD-SQOUGZDYSA-N D-gluconic acid Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(O)=O RGHNJXZEOKUKBD-SQOUGZDYSA-N 0.000 description 4
- 239000000440 bentonite Substances 0.000 description 4
- 229910000278 bentonite Inorganic materials 0.000 description 4
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 4
- 230000000740 bleeding effect Effects 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 238000011049 filling Methods 0.000 description 4
- 229910052500 inorganic mineral Inorganic materials 0.000 description 4
- 239000011707 mineral Substances 0.000 description 4
- 235000010755 mineral Nutrition 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 229940120146 EDTMP Drugs 0.000 description 3
- 239000002270 dispersing agent Substances 0.000 description 3
- NFDRPXJGHKJRLJ-UHFFFAOYSA-N edtmp Chemical compound OP(O)(=O)CN(CP(O)(O)=O)CCN(CP(O)(O)=O)CP(O)(O)=O NFDRPXJGHKJRLJ-UHFFFAOYSA-N 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000565 sealant Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000003381 stabilizer Substances 0.000 description 3
- 230000005641 tunneling Effects 0.000 description 3
- 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 description 2
- OCUCCJIRFHNWBP-IYEMJOQQSA-L Copper gluconate Chemical class [Cu+2].OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O.OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O OCUCCJIRFHNWBP-IYEMJOQQSA-L 0.000 description 2
- RGHNJXZEOKUKBD-UHFFFAOYSA-N D-gluconic acid Natural products OCC(O)C(O)C(O)C(O)C(O)=O RGHNJXZEOKUKBD-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 239000002518 antifoaming agent Substances 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- JXLHNMVSKXFWAO-UHFFFAOYSA-N azane;7-fluoro-2,1,3-benzoxadiazole-4-sulfonic acid Chemical compound N.OS(=O)(=O)C1=CC=C(F)C2=NON=C12 JXLHNMVSKXFWAO-UHFFFAOYSA-N 0.000 description 2
- 230000003115 biocidal effect Effects 0.000 description 2
- 239000003139 biocide Substances 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
- 229920002678 cellulose Polymers 0.000 description 2
- 235000010980 cellulose Nutrition 0.000 description 2
- 235000015165 citric acid Nutrition 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 238000001879 gelation Methods 0.000 description 2
- 239000000174 gluconic acid Substances 0.000 description 2
- 235000012208 gluconic acid Nutrition 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000013521 mastic Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000000518 rheometry Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000000176 sodium gluconate Substances 0.000 description 2
- 235000012207 sodium gluconate Nutrition 0.000 description 2
- 229940005574 sodium gluconate Drugs 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000006228 supernatant Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- BJEPYKJPYRNKOW-REOHCLBHSA-N (S)-malic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O BJEPYKJPYRNKOW-REOHCLBHSA-N 0.000 description 1
- FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 description 1
- DBVJJBKOTRCVKF-UHFFFAOYSA-N Etidronic acid Chemical compound OP(=O)(O)C(O)(C)P(O)(O)=O DBVJJBKOTRCVKF-UHFFFAOYSA-N 0.000 description 1
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
- 229920001732 Lignosulfonate Polymers 0.000 description 1
- 239000004117 Lignosulphonate Substances 0.000 description 1
- ABLZXFCXXLZCGV-UHFFFAOYSA-N Phosphorous acid Chemical class OP(O)=O ABLZXFCXXLZCGV-UHFFFAOYSA-N 0.000 description 1
- 239000004113 Sepiolite Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000004280 Sodium formate Substances 0.000 description 1
- 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 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 235000011054 acetic acid Nutrition 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- BJEPYKJPYRNKOW-UHFFFAOYSA-N alpha-hydroxysuccinic acid Natural products OC(=O)C(O)CC(O)=O BJEPYKJPYRNKOW-UHFFFAOYSA-N 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000001175 calcium sulphate Substances 0.000 description 1
- 235000011132 calcium sulphate Nutrition 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 229910001919 chlorite Inorganic materials 0.000 description 1
- 229910052619 chlorite group Inorganic materials 0.000 description 1
- QBWCMBCROVPCKQ-UHFFFAOYSA-N chlorous acid Chemical compound OCl=O QBWCMBCROVPCKQ-UHFFFAOYSA-N 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 235000013365 dairy product Nutrition 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 229910021485 fumed silica Inorganic materials 0.000 description 1
- 239000008103 glucose Substances 0.000 description 1
- 238000001033 granulometry Methods 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 230000000887 hydrating effect Effects 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 239000011429 hydraulic mortar Substances 0.000 description 1
- 229910052900 illite Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 229910052622 kaolinite Inorganic materials 0.000 description 1
- 235000019357 lignosulphonate Nutrition 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000012669 liquid formulation Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000001630 malic acid Substances 0.000 description 1
- 235000011090 malic acid Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052901 montmorillonite Inorganic materials 0.000 description 1
- 229910052754 neon Inorganic materials 0.000 description 1
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 description 1
- VGIBGUSAECPPNB-UHFFFAOYSA-L nonaaluminum;magnesium;tripotassium;1,3-dioxido-2,4,5-trioxa-1,3-disilabicyclo[1.1.1]pentane;iron(2+);oxygen(2-);fluoride;hydroxide Chemical compound [OH-].[O-2].[O-2].[O-2].[O-2].[O-2].[F-].[Mg+2].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[K+].[K+].[K+].[Fe+2].O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2 VGIBGUSAECPPNB-UHFFFAOYSA-L 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920000580 poly(melamine) Polymers 0.000 description 1
- 229920005646 polycarboxylate Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920000417 polynaphthalene Polymers 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 238000007712 rapid solidification Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 229910052624 sepiolite Inorganic materials 0.000 description 1
- 235000019355 sepiolite Nutrition 0.000 description 1
- 229910021647 smectite Inorganic materials 0.000 description 1
- HLBBKKJFGFRGMU-UHFFFAOYSA-M sodium formate Chemical compound [Na+].[O-]C=O HLBBKKJFGFRGMU-UHFFFAOYSA-M 0.000 description 1
- 235000019254 sodium formate Nutrition 0.000 description 1
- 235000019832 sodium triphosphate Nutrition 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000011975 tartaric acid Substances 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- 238000012956 testing procedure Methods 0.000 description 1
- RYCLIXPGLDDLTM-UHFFFAOYSA-J tetrapotassium;phosphonato phosphate Chemical compound [K+].[K+].[K+].[K+].[O-]P([O-])(=O)OP([O-])([O-])=O RYCLIXPGLDDLTM-UHFFFAOYSA-J 0.000 description 1
- 239000011800 void material 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
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/24—Macromolecular compounds
- C04B24/38—Polysaccharides or derivatives thereof
-
- 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
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/12—Nitrogen containing compounds organic derivatives of hydrazine
-
- 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
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/24—Macromolecular compounds
- C04B24/38—Polysaccharides or derivatives thereof
- C04B24/383—Cellulose or derivatives thereof
- C04B24/386—Cellulose or derivatives thereof containing polyether side chains
-
- 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
-
- 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
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
-
- 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
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/06—Inhibiting the setting, e.g. mortars of the deferred action type containing water in breakable containers ; Inhibiting the action of active ingredients
- C04B40/0658—Retarder inhibited mortars activated by the addition of accelerators or retarder-neutralising agents
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/06—Lining with building materials with bricks
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
-
- 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
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/10—Accelerators; Activators
- C04B2103/12—Set accelerators
-
- 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
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/20—Retarders
- C04B2103/22—Set retarders
-
- 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
- C04B2111/00034—Physico-chemical characteristics of the mixtures
- C04B2111/00068—Mortar or concrete mixtures with an unusual water/cement ratio
-
- 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
- C04B2111/00663—Uses not provided for elsewhere in C04B2111/00 as filling material for cavities or the like
-
- 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
Definitions
- the present invention relates to a hydraulic composition, preferably a mortar composition, in particular for tamping mortars, a process for its manufacture, its use for the preparation of tamping mortars as well as the mortars thus obtained.
- the tunneling of tunnels involves, after the excavation of the ground and the evacuation of the cuttings, to secure the space created by placing segments against the walls and to fix the positioning of the segments by filling the annular space formed between the wall and the voussoirs.
- the filling of the annular void can be carried out with gravel (inert filling) or with mortar (cohesive filling).
- the material is injected only a few seconds after the installation, for example from pipes set back from the tunnel boring machine.
- the construction of the tunnel also requires the use of a sealant, including tail seal sealant that prevents the penetration of water, mortar, improve the service life of the metal brushes. tunnel boring machine, etc. It is necessary to have a good compatibility between the mastic and the filler mortar. In particular, the mortar must not rise in the cracks that may exist in the mastic.
- the tamping mortar must meet very demanding specifications.
- the first component often designated as mixture A or slurry, comprises the hydrated hydraulic binder adjuvanted with a setting retarding agent and a stabilizer, for example a bentonite.
- the mixture A is mixed with a mixture B comprising a setting accelerator.
- a mixture B comprising a setting accelerator.
- both components are mixed in the lines just before injection.
- component B ensures rapid solidification of the mortar once injected.
- the mortar becomes pasty after a few seconds. Nevertheless, the gel time must be carefully adjusted to allow a fast stabilization of the segments while avoiding a catch in the pipes and their subsequent blocking.
- these mortars may lack robustness, and not meet all the desired performance criteria when the constituent materials vary.
- the mixture A must be sufficiently fluid and stable to be able to be brought into the annular space, generally by pumping. It is furthermore expected that the stability and the rheological properties are maintained for the time of its transport and its storage on the site, up to 72 hours.
- the tamping mortar must be compatible with the tail sealant to ensure the tightness of the segments.
- An object of the invention is to provide a hydraulic composition, preferably a mortar composition, which can be used as a mixture A in two-component tamping mortars, making it possible to satisfy the requirements indicated in the tunnel tunneling construction and which also solves the problems mentioned above.
- Another object of the invention is also to propose more stable solutions over time.
- the invention provides a hydraulic composition, preferably a mortar composition, comprising: - water;
- the weight ratio water / hydraulic binder being greater than 1, 5.
- the polysaccharide is used as a rheology control agent.
- the polysaccharide is chosen from welan gums, diutan gums, celluloses or their mixture.
- the polysaccharide is chosen from welan gums and diutan gums, more particularly welan gums.
- the polysaccharide is chosen from polysaccharides having a particle size d90 of less than 300 ⁇ .
- the polysaccharide is chosen from welan gums, diutan gums, celluloses or their mixture having a d90 particle size of less than 300 ⁇ .
- the polysaccharide is chosen from welan gums and diutan gums, more particularly welan gums having a d90 granulometry of less than 300 ⁇ .
- the d90 corresponds to the diameter of more than 90% by volume of the particles.
- more than 90% by volume of the particles have a diameter of less than 300 ⁇ .
- Particle size distributions of the particles are measured by any method known to those skilled in the art. They can be measured using a MASTERSIZER 2000 MALVERN INSTRUMENT granulometer. In principle, the angular variation of light intensity is scattered as the laser beam passes through the sample of dispersed particles. Large particles scatter light at small angles to the laser beam from a red light source (Helium / Neon) with a wavelength of 632.8 nm and small particles scatter light at higher angles (source of blue light with a wavelength of the order of 466 nm. These data are analyzed to calculate the size of the particles that created the diffraction pattern through Mie's theory. The size of the particles is then represented by the diameter of the equivalent sphere, having the same volume as the particle. By convention, the optical properties required for the calculations have been defined as follows:
- the composition according to the invention comprises from 0.1 to 5 g / l by weight of polysaccharide, preferably from 0.3 to 2 g / l by weight relative to the weight of the hydraulic composition.
- the hydraulic composition according to the invention can be used as mixture A in two-component mortars.
- the term "setting retarding agent” is used herein to mean a compound which, when added to a hydraulic composition, has the effect of delaying its setting by hydraulic setting compared to the same hydraulic composition without such a composition. agent.
- This setting delay makes it possible to increase the open time of the hydraulic composition, that is to say the time during which it is always fluid and manipulable.
- the setting retarding agent makes it possible to maintain the rheological properties, especially the consistency or workability, indicated by the flow value at the Marsh cone, for a prolonged period of time.
- Suitable setting retarding agents for compositions according to the invention include, in particular, sugars and their derivatives, carboxylic or hydroxycarboxylic acids, phosphonic acids and their salts, and phosphates.
- glucose and gluconates in particular sodium gluconate.
- carboxylic or hydroxycarboxylic acids those having a pK A of from 2 to 5 are preferred. Particularly preferred are acetic acid, gluconic acid, citric acid, tartaric acid, malic acid and their salts and mixtures. Citric acid and gluconic acid and their salts and mixtures are particularly preferred.
- amino triethylenphosphonic acid ATMP
- ethylene diamine tetra methylenephosphonic acid ETMP
- 1-hydroxyethylidene-1,1,1-diphosphonic acid HEDP
- salts especially sodium
- sodium tripolyphosphate and tetrapotassium pyrophosphate are preferred.
- the setting retarding agent is chosen from phosphonates, sugars, preferably gluconates.
- the content of retarding agent in the composition of the invention is preferably included in the conventional ranges and is adapted to the specific constraints of each site.
- the setting should not occur before 72 hours after preparation of the composition according to the invention (or mixture A).
- the setting retarding agent is preferably used in a proportion of 0.1 to 2% by dry weight of the weight of hydraulic binder, preferably 0.25 to 1% by dry weight of the weight of hydraulic binder.
- hydraulic binder is understood to mean any compound having the property of hydrating in the presence of water and whose hydration makes it possible to obtain a solid having mechanical characteristics, in particular a cement such as a cement Portiand, cement aluminous, pozzolanic cement or an anhydrous or semi-hydrated calcium sulphate.
- the hydraulic binder can be a cement according to EN197-1 (2001) and in particular a Portiand cement, mineral additions, especially dairy, or a cement comprising mineral additions.
- cement means a cement according to EN 197-1 (2001) and in particular a cement of CEM I, CEM II, CEM III, CEM IV or CEM V type according to NF EN 197-1 (2012) .
- the cement may include mineral additions.
- the term "mineral additions” refers to slags (as defined in NF Cement Standard EN 197-1 (2012) section 5.2.2), steelmaking slags, pozzolanic materials (as defined in NF Cement Standard). EN 197-1 (2012) paragraph 5.2.3), fly ash (as defined in standard Cement NF EN 197-1 (2012) section 5.2.4), calcined schists (as defined in NF Cement Standard) EN 197-1 (2012) section 5.2.5), limescale (as defined in standard Cement NF EN 197-1 (2012) section 5.2.6) or fumed silica (as defined in the standard Cement NF EN 197-1 (2012) section 5.2.7) or their mixtures.
- the weight ratio water / hydraulic binder is greater than or equal to 1.8, preferably between 2 and 10, preferably between 2.5 and 5.
- the hydraulic composition according to the invention may also comprise additives, in particular a biocide and an antifoam, preferably in an amount of 0.01 to 2% by weight relative to the total weight of the composition.
- the hydraulic composition according to the invention may also comprise clays, such as sepiolite, bentonite, montmorillonite, smectite, kaolinite, chlorite, illite.
- clays such as sepiolite, bentonite, montmorillonite, smectite, kaolinite, chlorite, illite.
- the clay acts as a stabilizer of the hydraulic composition for its use as a mixture A in two-component mortars.
- the inventors have found that the addition of clay was not necessary in the hydraulic composition according to the invention.
- the hydraulic composition of the invention is free of clay.
- the hydraulic composition according to the invention preferably comprises 0 to 8%, and in particular 0.5 to 5% by dry weight of clay.
- the composition according to the invention is free of dispersant, in particular of dispersing polymer, such as for example PCP (polyalkoxylated polycarboxylate), polynaphthalene sulphonate, polymelamine sulphonate, lignosulphonate.
- dispersing polymer such as for example PCP (polyalkoxylated polycarboxylate), polynaphthalene sulphonate, polymelamine sulphonate, lignosulphonate.
- Another object of the present invention is a method for preparing a stuffing mortar comprising the steps of:
- the present application also relates to the filler mortar thus obtained or "two-component mortar".
- two-component mortar refers to mortars based on hydraulic binder formulated in two components.
- the component called “Mixture A” has a prolonged workability and a pumping ability allowing its routing from the plant and possible storage on site.
- the mixture A is mixed with the mixture B comprising a setting accelerator which ensures almost immediate gelation and is accompanied by a development of the compressive strength.
- the mixture A is the hydraulic composition described above.
- the setting accelerator ensures almost immediate solidification of the mortar as well as a rapid rise in compressive strength, thus securing the positioning of the segments.
- suitable setting accelerating agents mention may in particular be made of conventional setting accelerators such as calcium and sodium nitrate, calcium and sodium nitrite, calcium and sodium thiocyanate, calcium and sodium formate, aluminum sulphate and sodium silicate.
- sodium silicate is particularly preferred.
- the two-component mortar according to the invention is prepared in the usual manner from a hydraulic composition according to the invention as mixture A and a mixture B.
- the formulation can also, if necessary, comprise a clay as specified above, in particular a bentonite.
- the specific choice of the hydraulic composition according to the invention as mixture A may make it possible to dispense with the use of a clay.
- the mixture B is preferably a liquid formulation comprising at least one setting accelerator in combination with possible additives, for example antifoam, biocide, etc.
- a mixture B in the form of an aqueous solution is particularly preferred.
- the mixture B is dosed in volume at 8 to 12% of the volume of hydraulic composition according to the invention (mixture A).
- the preparation of the hydraulic composition according to the invention and of the mixture B and their mixing can be done in a conventional manner.
- the result is expressed in s / L, with an intrinsic measurement uncertainty of ⁇ 0.5 s / L.
- the particle size is measured as specified above.
- the polysaccharide 4 has a viscosity, measured at 20 ° C. with a Rotovisko apparatus programmed on a shear rate of between 2 and 55 sec -1 on a 1% concentrated aqueous solution of 8600 mPa.s- 1 .
- Hydraulic compositions mixture A, were prepared. These compositions were prepared with a Rayneri kneader equipped with a deflocculating blade according to the following procedure:
- the indicated amount of water was introduced. After stirring at a speed of 1500 rpm (fixed rate for the duration), the setting retarder was added and stirred for a further 30 seconds. Finally, the cement and the polysaccharide according to the invention were added and stirred for a further 30 seconds.
- compositions 1, 2 and 3 according to the invention have a bleeding rate of less than 10% at 72 h and a satisfactory Marsh cone flow time.
- Test 4 shows that the polysaccharide 4 does not stabilize the mortar correctly and a large bleed is measured.
- the gel time is the time that the mortar A + B has to go from a liquid state to a gel.
- the mixing protocol of Mixture A with Mixture B is as follows and is derived from Testing Procedures for Two-Component Annulus Grouts, Phil Antunes, North American Tunneling 2012 Proceedings, (Ed .: Matthew Fowler, Robert Palermo, Robert Pintabona, Michael Smithson, Jr. published by EMS, 2012) pages 14-22:
- the gelation time is expressed in seconds and is usually between 10 and 30 seconds.
- the gel time for test 2 is 17 seconds and that for test 3 is 20 seconds.
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Civil Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Soil Conditioners And Soil-Stabilizing Materials (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2018228701A AU2018228701B2 (en) | 2017-02-28 | 2018-02-28 | Hydraulic composition for grout |
EP18706535.4A EP3589601A1 (fr) | 2017-02-28 | 2018-02-28 | Composition hydraulique pour mortier de bourrage |
SG11201907752WA SG11201907752WA (en) | 2017-02-28 | 2018-02-28 | Hydraulic composition for grout |
US16/489,191 US11884592B2 (en) | 2017-02-28 | 2018-02-28 | Hydraulic composition for grout |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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FR1751614A FR3063289B1 (fr) | 2017-02-28 | 2017-02-28 | Composition hydraulique pour mortier de bourrage |
FR1751614 | 2017-02-28 |
Publications (1)
Publication Number | Publication Date |
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WO2018158299A1 true WO2018158299A1 (fr) | 2018-09-07 |
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Family Applications (1)
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PCT/EP2018/054899 WO2018158299A1 (fr) | 2017-02-28 | 2018-02-28 | Composition hydraulique pour mortier de bourrage |
Country Status (6)
Country | Link |
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US (1) | US11884592B2 (fr) |
EP (1) | EP3589601A1 (fr) |
AU (1) | AU2018228701B2 (fr) |
FR (1) | FR3063289B1 (fr) |
SG (1) | SG11201907752WA (fr) |
WO (1) | WO2018158299A1 (fr) |
Families Citing this family (1)
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CN113429149A (zh) * | 2021-07-02 | 2021-09-24 | 成都嘉新科技集团有限公司 | 一种高早强无碱液体速凝剂及其制备方法 |
Citations (6)
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EP1004557A1 (fr) * | 1998-11-25 | 2000-05-31 | Dyckerhoff Aktiengesellschaft | Composition de liant hydraulique injectable |
JP2002160955A (ja) * | 2000-09-18 | 2002-06-04 | Sumitomo Osaka Cement Co Ltd | 裏込め注入材料用凝結遅延剤、裏込め注入材料、及び裏込め注入工法 |
DE102004039107A1 (de) * | 2003-08-21 | 2005-06-30 | Anneliese Zementwerke Ag | Höchwärmeleitfähiger Verfüllbaustoff für tiefe Erdwärmesonden |
JP3704394B2 (ja) * | 1996-04-04 | 2005-10-12 | 信越化学工業株式会社 | 非開削工法用流動性組成物 |
WO2009068380A1 (fr) | 2007-11-29 | 2009-06-04 | Construction Research & Technology Gmbh | Procédé de remblayage d'un tunnel |
US20150027346A1 (en) * | 2013-07-24 | 2015-01-29 | Jesse Osborne, JR. | Tunneling annulus grout |
Family Cites Families (3)
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PT755992E (pt) | 1995-07-25 | 2000-04-28 | Dyckerhoff Ag | Produto injectavel bem como uma suspensao do produto injectavel isenta de bentonite de sodio produzida a partir do produto injectavel |
FR2961805B1 (fr) | 2010-06-24 | 2013-11-01 | Lafarge Sa | Composition hydraulique retardee a prise declenchee par un accelerateur |
FR2961804B1 (fr) | 2010-06-24 | 2013-11-01 | Lafarge Sa | Composition hydraulique |
-
2017
- 2017-02-28 FR FR1751614A patent/FR3063289B1/fr active Active
-
2018
- 2018-02-28 EP EP18706535.4A patent/EP3589601A1/fr active Pending
- 2018-02-28 US US16/489,191 patent/US11884592B2/en active Active
- 2018-02-28 AU AU2018228701A patent/AU2018228701B2/en active Active
- 2018-02-28 WO PCT/EP2018/054899 patent/WO2018158299A1/fr unknown
- 2018-02-28 SG SG11201907752WA patent/SG11201907752WA/en unknown
Patent Citations (6)
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JP3704394B2 (ja) * | 1996-04-04 | 2005-10-12 | 信越化学工業株式会社 | 非開削工法用流動性組成物 |
EP1004557A1 (fr) * | 1998-11-25 | 2000-05-31 | Dyckerhoff Aktiengesellschaft | Composition de liant hydraulique injectable |
JP2002160955A (ja) * | 2000-09-18 | 2002-06-04 | Sumitomo Osaka Cement Co Ltd | 裏込め注入材料用凝結遅延剤、裏込め注入材料、及び裏込め注入工法 |
DE102004039107A1 (de) * | 2003-08-21 | 2005-06-30 | Anneliese Zementwerke Ag | Höchwärmeleitfähiger Verfüllbaustoff für tiefe Erdwärmesonden |
WO2009068380A1 (fr) | 2007-11-29 | 2009-06-04 | Construction Research & Technology Gmbh | Procédé de remblayage d'un tunnel |
US20150027346A1 (en) * | 2013-07-24 | 2015-01-29 | Jesse Osborne, JR. | Tunneling annulus grout |
Non-Patent Citations (3)
Title |
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M. THEWES ET AL: "Mörtel im Tunnelbau Stand der Technik und aktuelle Entwicklungen zur Verfüllung des Ringspaltes bei Tunnelvortriebsmaschinen", BAUPORTAL 12/2009, 31 December 2009 (2009-12-31), pages 706 - 711, XP055198529, Retrieved from the Internet <URL:https://www.BauPortal-digital.de/BAUPD.12.2009.706> [retrieved on 20150626] * |
PHIL ANTUNES: "North American Tunneling 2012 Proceedings", 2012, SME, pages: 14 - 22 |
ROUSSEL ET AL., CEMENT AND CONCRETE RESEARCH, 2004 |
Also Published As
Publication number | Publication date |
---|---|
AU2018228701A1 (en) | 2019-08-22 |
US20190375684A1 (en) | 2019-12-12 |
FR3063289A1 (fr) | 2018-08-31 |
FR3063289B1 (fr) | 2021-08-06 |
US11884592B2 (en) | 2024-01-30 |
EP3589601A1 (fr) | 2020-01-08 |
AU2018228701B2 (en) | 2023-08-03 |
SG11201907752WA (en) | 2019-09-27 |
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