CN110023470B - 清洁组合物和用于进气阀沉积物的试验方法 - Google Patents
清洁组合物和用于进气阀沉积物的试验方法 Download PDFInfo
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- FBWNMEQMRUMQSO-UHFFFAOYSA-N tergitol NP-9 Chemical compound CCCCCCCCCC1=CC=C(OCCOCCOCCOCCOCCOCCOCCOCCOCCO)C=C1 FBWNMEQMRUMQSO-UHFFFAOYSA-N 0.000 description 1
- GYBINGQBXROMRS-UHFFFAOYSA-J tetrasodium;2-(1,2-dicarboxylatoethylamino)butanedioate Chemical compound [Na+].[Na+].[Na+].[Na+].[O-]C(=O)CC(C([O-])=O)NC(C([O-])=O)CC([O-])=O GYBINGQBXROMRS-UHFFFAOYSA-J 0.000 description 1
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Classifications
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- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
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- B08B9/027—Cleaning the internal surfaces; Removal of blockages
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- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
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- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
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- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
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- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
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- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
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- C—CHEMISTRY; METALLURGY
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- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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Abstract
清洁组合物特别适用于清洁脏的进气阀。清洁组合物包含具有大于100的Kb或大于6的极性汉森溶解度参数的高溶解能力的表面活性剂/溶剂。表面活性剂/溶剂与有机载体和表面活性剂组合。也可以使用润湿剂。当发动机运转时,将清洁组合物作为雾添加到进气中。
Description
相关申请的交叉引用
本申请是2016年9月13日提交的PCT申请第PCT/US2016/51476号的部分申请的继续申请,其要求2015年9月18日提交的美国申请第62/220273号的优先权,所述美国申请第62/220273号的公开内容在此通过引用将全部内容并入本文。
背景技术
汽油直喷发动机绕过进气阀直接向燃烧室添加燃油以有效燃烧。一些排气和曲轴箱蒸汽气体再循环回进气口和经过进气阀。这会导致在歧管和进气阀上以及歧管和进气阀周围积聚碳质材料,最终降低燃油效率和性能。
通过将清洁组合物添加到进气口中可以去除一些这种沉积物。目前通常基于有机溶剂的清洁组合物仅适用于汽油发动机而不适用于柴油发动机。溶剂的燃烧值导致发动机加速度的意外增加,有时导致由不受控制的燃烧或失控的燃烧造成的损坏。
发明内容
根据本发明,清洁组合物用于通过在发动机运转时将清洁组合物注入到发动机的进气口中来清洁汽油发动机的进气阀。清洁组合物溶解并除去进气阀上的油性碳质积聚物。
清洁组合物使用具有燃烧值的溶剂/表面活性剂和用于汽油发动机的有机载体。
具体实施方式
本发明的用于汽油发动机的清洁组合物包括非水的有机载体、具有高溶解能力且无燃烧值的有机溶剂、以及适当的表面活性剂和润湿剂。
用于本发明的也称作表面活性剂/溶剂的有机溶剂必须具有有效溶解油(例如进气阀上碳质积聚物中的油)的高溶解能力。溶解能力可以通过贝壳杉脂丁醇值或汉森溶解度参数来定义。当由Kb值(由ASTM D1133测量)定义时,有机溶剂应该具有至少100的溶解能力,更通常为500、1000或高于1000的溶解能力。存在三种不同的汉森溶解度参数:色散参数;极性参数;和氢键参数。极性参数更能预测溶剂溶解油性组合物的能力。通常,极性参数应该为至少6,优选6.4或更高,例如9.5或更高。具有高Kb值或高极性汉森溶解度参数的溶剂可以用于本发明。一种这样的溶剂是来自斯泰潘(Stepan)公司的SC。另一种这样的溶剂是来自伊士曼化学产品公司(Eastman Chemical Co.)的Omnia。另一种这样的溶剂是来自空气化工产品有限公司(Air Products and Chemicals,Inc.)的TomaKleen G-12。另一种这样的溶剂是来自欧荔安(Oleon)的Radia 7543。其他这样的溶剂包括来自VertecBioSolvents的VertecBioElsolTR和VertecBio Clean ECO-Solv。
高溶解能力的有机溶剂应该具有燃烧值,以使其适用于汽油发动机。载体必须在汽油发动机中燃烧。因此,汽油发动机的火花塞产生的火花应该使有机溶剂燃烧。
适用于本发明的一类高溶解能力的有机溶剂是烷基取代的脂肪酰胺,例如N,N-二烷基脂肪酸酰胺,特别是N,N-二甲基-9-癸烯酰胺。该有机溶剂具有大于1000的溶解能力,并且还具有以下汉森溶解度参数:色散:16.58,极性:9.58,和氢键:8.45。一种这样的烷基取代的脂肪酰胺是来自斯泰潘公司的MET-10U。
可以使用具有高溶解能力的其他脂肪酸酰胺和酰胺酯。这些中的许多在PCT申请第2013/162926号中公开,其公开内容通过引用并入本文。
另一种合适的有机溶剂是羟基丁酸烷基酯。特别是,3-羟基丁酸丁酯。该有机溶剂具有大于100的溶解能力,并且还具有以下汉森溶解度参数:色散:16.13,极性:6.541,和氢键:11.52。
通常,本发明的清洁组合物将包含1.0重量%至90重量%的有机溶剂。更具体地,实施方式可以包含0.5重量%至50重量%、或2重量%至20重量%的有机溶剂,例如2重量%、3重量%、4重量%、5重量%、6重量%、7重量%、8重量%、9重量%、10重量%、15重量%或20重量%的有机溶剂。
此外,清洁组合物将具有非水的有机载体以及结合以形成稳定溶液的表面活性剂。适用于本发明的一种具体载体是丙酸正丙酯,其是易燃的载体。一种这样的丙酸正丙酯由伊士曼化学产品公司出售。其他合适的载体包括丙酸戊酯、丙酸正丁酯、异丙酸异丁酯和乙二醇醚EB。在本文提出的所有配方中,载体的量将形成配方的至100%的余量。通常,载体将占总组合物的0.1重量%至99重量%,通常为50重量%至90重量%。
除载体和有机溶剂外,本发明将包括有效保持稳定溶液的表面活性剂或表面活性剂共混物。在各种实施方式中,将非离子表面活性剂、阳离子表面活性剂和阴离子表面活性剂加入到载体中以乳化那些具有挑战性的清洁沉积物。清洁组合物可以包含非离子表面活性剂。可以在载体和有机溶剂之间形成微乳液的任何非离子表面活性剂均可以用于本发明。典型的非离子表面活性剂包括聚氧乙烯二醇,例如八乙二醇单十二烷基醚或戊乙二醇单十二烷基醚;聚氧丙烯二醇;葡糖苷烷基醚,例如癸基葡糖苷、月桂基葡糖苷或辛基葡糖苷;聚氧乙烯二醇辛基酚醚,例如TRITON聚氧乙烯二醇烷基酚醚,例如壬苯醇醚-9;甘油烷基酯,例如月桂酸甘油酯;聚氧乙烯二醇脱水山梨糖醇烷基酯,例如聚山梨醇酯;脱水山梨糖醇烷基酯;椰油酰胺MEA;椰油酰胺DEA;十二烷基二甲胺氧化物;聚乙二醇和聚丙二醇以及聚乙氧基化牛脂胺的嵌段共聚物,以及许多其他的非离子表面活性剂。这些非离子表面活性剂必须有效地产生载体和有机溶剂的微乳液。这种合适的非离子表面活性剂还包括烷氧基化醇和改性的烷氧基化醇,例如来自DeForest Enterprises,Inc的DeIONICLF和DeIONICLF-EP-15。另一种合适的表面活性剂包括乙氧基化醇酯,例如来自DeForestEnterprises,Inc的DeMULS KE-75。另一种合适的表面活性剂包括改性的醇乙氧基化物,例如来自DeForest Enterprises,Inc的DeTERGELF-2379。通常,清洁组合物将包含0.5重量%至5重量%的非离子表面活性剂。可以使用阳离子表面活性剂和非离子表面活性剂的共混物。一种这样的表面活性剂共混物是来自Akzo Nobel Surface Chemistry LLC的Berol226SA。该表面活性剂是非离子表面活性剂乙氧基化醇和阳离子季胺化合物的共混物。通常,表面活性剂将占清洁组合物的0.1重量%至约50重量%。
表面活性剂通常可以支持润湿。然而,在各种实施方式中,本发明的组合物将包含单独添加的润湿剂以支持更好的铺展和更好的清洁。将使用0.1重量%至约20重量%,通常为约1.0重量%的润湿剂。典型的润湿剂包括表面活性试剂(表面活性剂)。适用于本发明的一种这样的润湿剂是来自亚什兰公司(Ashland Inc)的Easy-Wet 20,其是多种非离子表面活性剂(十一烷基醇+EO聚乙氧基化物、1-辛基-2-吡咯烷酮、1-十一烷醇)和阴离子表面活性剂(十二烷基硫酸钠)的共混物。0.02重量%的Easy-Wet 20将表面张力显著降低至小于30达因/厘米。它的用量可以为0.1重量%至20重量%。适用于本发明的另一种这样的润湿剂是来自DeForest Enterprises,Inc的DeTROPE CA-100,其是改性的羧酸盐腐蚀抑制剂和润湿剂。适用于本发明的另一种这样的润湿剂是来自DeForest Enterprises,Inc的DeSULF-80-LF35。适用于本发明的另一种这样的腐蚀抑制剂和润湿剂是来自柏林顿化学公司(Burlington Chemical Co.Inc)的Burco RP-8888。
本发明的实施方式还可以包括螯合剂,例如亚氨基二琥珀酸钠盐。如果存在,螯合剂可以构成配方的0.1重量%至20重量%。螯合剂用于结合在释放的污垢中存在的金属离子。该配方还可以包含腐蚀抑制剂以保护清洁的金属,通常以约0.1%至10.0%的量存在。
本发明的实施方式还可以包含芳香剂和杀生物剂。芳香剂以任何期望的量存在,通常为0.001重量%至1.0重量%,杀生物剂通常以0.01%至2.0%的量存在。适用于本发明的这样的芳香剂是来自Intarome Fragrance and Flavor Corp的芒果气味合成芳香剂F-148707和留兰香气味合成芳香剂。
优选地,清洁组合物应该具有碱性pH,通常在9至11的范围中,特别是约10.5。如果需要,可以加入碱(例如碳酸钠)以改变pH。
为了形成本发明的清洁组合物,将非水的有机载体和高溶解能力的有机溶剂与表面活性剂和腐蚀抑制剂共混。随着这种混合继续,加入任何其它期望的组分(例如螯合剂、芳香剂、杀生物剂、最后是润湿剂),并继续混合直至形成稳定的微乳液。
由于有机溶剂的高溶解能力,该组合物可以如前文描述地添加到汽油发动机的诱导式进气系统中,以有效地去除进气阀处的积聚物。例如,可以在发动机运转时将组合物喷入到进气口中。另外,可以将组合物(例如通过加压瓶)引入到燃油系统中以清洁该燃油系统。当气体管线/箱断开时,发动机可以利用(run on)组合物,燃烧或消耗它。该组合物也可以用于燃油箱中,与汽油混合以清洁与汽油接触的部件,例如燃油喷射器和燃烧室。该组合物还可以用于端口燃油喷射马达和化油式(carbureted)发动机。最后,本文描述的组合物可以与普通汽油和烃溶剂(例如二甲苯、甲苯等)成功混合,以清洁来自发动机表面的碳。本发明的组合物可以在发动机寿命期间的任何时间点使用,但通常在发动机已经使用相对长的一段时间(例如汽车或卡车行驶100000英里的时间)后使用,或者当汽车或卡车的汽油里程开始减少时使用。因此,它可以用于经历性能降低的发动机和车辆,或者仅周期地使用作为预防性维护。
通常,约5盎司至约100盎司、或20盎司至40盎司的清洁组合物将通过进气系统引入到进气阀中。如果进气阀上的沉积物特别严重或者如果通过管道镜或OBD扫描工具确认性能问题,则可以添加额外的清洁组合物。注入速度应该约为每小时3加仑。
因此,本发明提供清洁组合物和使用该清洁组合物以除去汽油发动机的进气阀上的碳质油性积聚物的方法。这将有效地延长发动机的寿命并提供改进的整体性能。下面列出含有高溶解能力的、无燃烧值的溶剂的合适配方:
上述配方在具有23000英里的直接喷射汽油的现代索纳塔(2.4L GDI发动机)上测试。进气阀上有明显的黑色沉积物。当汽车运行时,44盎司的上述配方用于诱导(induction)清洁。清洁过程产生更清洁的进气阀。上述配方也在具有25527英里的直接喷射汽油的现代索纳塔SE上测试。燃油导轨和活塞顶部有明显的黑色沉积物。活塞顶部的清洁过程在燃油导轨处理之后进行,并且在没有诱导清洁的情况下进行。清洁过程产生更清洁的燃油导轨和活塞顶部。
配方B | 重量(%) |
Steposol Met-10U | 15.0 |
Berol 226SA | 15.0 |
丙酸正丙酯 | 68.8 |
Detrope CA-100 | 1.0 |
用于清洁的芒果气味合成芳香剂 | 0.2 |
配方C | 重量(%) |
Steposol Met-10U | 10.0 |
Steposol SC | 20.0 |
DeIONICLF | 5.0 |
丙酸正丁酯 | 75.0 |
配方E | 重量(%) |
Steposol Met-10U | 15.0 |
Steposol SB-W | 15.0 |
DeSULF-80-LF35 | 10.0 |
DeIONICLF-EP-15 | 5.0 |
丙酸正丁酯 | 55.0 |
配方F | 重量(%) |
Radia 7543 | 10.0 |
Steposol SB-W | 10.0 |
Omnia | 10.0 |
DeTERGELF-2379 | 10.0 |
丙酸正丙酯 | 60.0 |
配方G | 重量(%) |
Steposol Met-10U | 15.0 |
Berol 226-SA | 15.0 |
VertecBioElsolTR | 69.0 |
Easy-Wet TM-20 | 1.0 |
配方I | 重量(%) |
Steposol Met-10U | 30.0 |
Berol 226-SA | 30.0 |
Easy-Wet 20 | 2.0 |
丙酸正丙酯 | 38.0 |
配方J | 重量(%) |
Steposol Met-10U | 15.0 |
DeMULSKE-75 | 15.0 |
Easy Wet 20 | 1.0 |
丙酸正丙酯 | 69.0 |
配方K | 重量(%) |
Steposol MET-10U | 7.0 |
Berol 226-SA | 7.0 |
Easy Wet 20 | 1.0 |
丙酸正丙酯 | 52.0 |
VertecBioElsolTR | 33.0 |
上述配方在具有28866英里的直接喷射汽油的现代索纳塔(2.4L GDI发动机)上测试。进气阀、燃油导轨和活塞顶部有明显的黑色沉积物。当汽车运行时,44盎司的上述配方用于诱导清洁。活塞顶部上的清洁过程在燃油导轨的诱导清洁之后进行。清洁过程产生更清洁的进气阀、燃油导轨和活塞顶部。
配方M | 重量(%) |
Steposol MET-10U | 14.0 |
Berol 226-SA | 14.0 |
Easy Wet 20 | 1.0 |
Burco RP-8888 | 2.0 |
丙酸正丙酯 | 33.0 |
VertecBioElsolTR | 33.0 |
去离子水 | 3.0 |
配方N | 重量(%) |
配方A | 50 |
甲苯 | 25 |
二甲苯 | 25 |
上述配方在具有26808英里的直接喷射汽油的现代索纳塔(2.4L GDI发动机)上测试。进气阀上有明显的黑色沉积物。当汽车运行时,44盎司的上述配方用于诱导清洁。清洁过程产生更清洁的进气阀。上述配方也在具有27217英里的直接喷射汽油的现代索纳塔上测试。燃油导轨和活塞顶部有明显的黑色沉积物。活塞顶部的清洁过程在燃油导轨处理之后进行,并且在没有诱导清洁的情况下进行。清洁过程产生更清洁的燃油导轨和活塞顶部。
这是对本发明的实施方式以及实施本发明的方法的描述。然而,本发明应该由所附权利要求限定。
Claims (18)
1.一种用于清洁发动机的进气阀的方法,包括:
当所述发动机运转时,将清洁组合物引入到所述发动机的所述进气阀中;
所述清洁组合物包含:
微乳液,所述微乳液包含羟基丁酸烷基酯,所述羟基丁酸烷基酯具有大于6的极性汉森溶解度参数以及适用于汽油发动机中的燃烧值,并且具有有效溶解在所述阀上的积聚物的溶解能力;
有机载体;和
表面活性剂,所述表面活性剂有效建立所述羟基丁酸烷基酯和所述有机载体的微乳液。
2.根据权利要求1所述的方法,其中,所述表面活性剂是非离子表面活性剂。
3.根据权利要求1所述的方法,其中,所述清洁组合物还包含润湿剂。
4.根据权利要求1所述的方法,其中,所述羟基丁酸烷基酯具有大于100的Kb。
5.根据权利要求1所述的方法,其中,所述羟基丁酸烷基酯具有大于500的Kb。
6.根据权利要求5所述的方法,其中,所述Kb大于1000。
7.根据权利要求1所述的方法,其中,所述有机载体选自由以下构成的组:丙酸正丙酯、丙酸戊酯、丙酸正丁酯、异丙酸异丁酯和乙二醇醚EB。
8.根据权利要求1所述的方法,其中,所述表面活性剂是烷氧基化醇。
9.根据权利要求1所述的方法,其中,所述表面活性剂是乙氧基化醇酯。
10.一种用于清洁发动机的进气阀的方法,包括:
当所述发动机运转时,将清洁组合物引入到所述发动机的所述进气阀中;
所述清洁组合物包含:
微乳液,所述微乳液包含3-羟基丁酸丁酯,所述3-羟基丁酸丁酯具有大于6的极性汉森溶解度参数以及适用于汽油发动机中的燃烧值,并且具有有效溶解在所述阀上的积聚物的溶解能力;
有机载体;和
表面活性剂,所述表面活性剂有效建立所述3-羟基丁酸丁酯和所述有机载体的微乳液。
11.根据权利要求10所述的方法,其中,所述表面活性剂是非离子表面活性剂。
12.根据权利要求10所述的方法,其中,所述清洁组合物还包含润湿剂。
13.根据权利要求10所述的方法,其中,所述3-羟基丁酸丁酯具有大于100的Kb。
14.根据权利要求10所述的方法,其中,所述3-羟基丁酸丁酯具有大于500的Kb。
15.根据权利要求14所述的方法,其中,所述Kb大于1000。
16.根据权利要求10所述的方法,其中,所述有机载体选自由以下构成的组:丙酸正丙酯、丙酸戊酯、丙酸正丁酯、异丙酸异丁酯和乙二醇醚EB。
17.根据权利要求10所述的方法,其中,所述表面活性剂是烷氧基化醇。
18.根据权利要求10所述的方法,其中,所述表面活性剂是乙氧基化醇酯。
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US10934508B2 (en) | 2021-03-02 |
CA3036802C (en) | 2022-10-04 |
AU2016322548A1 (en) | 2018-03-29 |
HK1257926A1 (zh) | 2019-11-01 |
HUE054325T2 (hu) | 2021-08-30 |
MX2019002829A (es) | 2019-07-12 |
EP3350299B1 (en) | 2021-03-03 |
CA3036802A1 (en) | 2018-03-22 |
CN108291176B (zh) | 2021-03-26 |
HRP20210875T1 (hr) | 2021-09-03 |
US10077417B2 (en) | 2018-09-18 |
PL3350299T3 (pl) | 2021-09-13 |
CN108291176A (zh) | 2018-07-17 |
WO2017048694A1 (en) | 2017-03-23 |
CA2998155C (en) | 2022-10-25 |
RS61910B1 (sr) | 2021-06-30 |
US20190359914A1 (en) | 2019-11-28 |
EP3512929A1 (en) | 2019-07-24 |
US20170081621A1 (en) | 2017-03-23 |
MX2018003283A (es) | 2018-05-16 |
ES2873549T3 (es) | 2021-11-03 |
CA2998155A1 (en) | 2017-03-23 |
CN110023470A (zh) | 2019-07-16 |
AU2017326951A1 (en) | 2019-04-04 |
PT3350299T (pt) | 2021-04-20 |
AU2016322548B2 (en) | 2021-06-03 |
EP3350299A1 (en) | 2018-07-25 |
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