AU2010288355B2 - Methods and apparatus for releasing a chemical into a well bore upon command - Google Patents
Methods and apparatus for releasing a chemical into a well bore upon command Download PDFInfo
- Publication number
- AU2010288355B2 AU2010288355B2 AU2010288355A AU2010288355A AU2010288355B2 AU 2010288355 B2 AU2010288355 B2 AU 2010288355B2 AU 2010288355 A AU2010288355 A AU 2010288355A AU 2010288355 A AU2010288355 A AU 2010288355A AU 2010288355 B2 AU2010288355 B2 AU 2010288355B2
- Authority
- AU
- Australia
- Prior art keywords
- chemical
- casing string
- well bore
- housing member
- fluid
- 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.)
- Ceased
Links
- 239000000126 substance Substances 0.000 title claims abstract description 188
- 238000000034 method Methods 0.000 title claims abstract description 56
- 230000008878 coupling Effects 0.000 claims abstract description 12
- 238000010168 coupling process Methods 0.000 claims abstract description 12
- 238000005859 coupling reaction Methods 0.000 claims abstract description 12
- 230000004913 activation Effects 0.000 claims description 87
- 239000012530 fluid Substances 0.000 claims description 49
- 239000004568 cement Substances 0.000 claims description 46
- 239000000463 material Substances 0.000 claims description 28
- 239000011796 hollow space material Substances 0.000 abstract description 8
- 239000003795 chemical substances by application Substances 0.000 description 30
- 239000012190 activator Substances 0.000 description 26
- 230000008901 benefit Effects 0.000 description 13
- 239000002002 slurry Substances 0.000 description 11
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 5
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 3
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical class [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 230000003213 activating effect Effects 0.000 description 3
- -1 amine compounds Chemical class 0.000 description 3
- 239000001110 calcium chloride Substances 0.000 description 3
- 229910001628 calcium chloride Inorganic materials 0.000 description 3
- 239000011396 hydraulic cement Substances 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- 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 2
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Chemical compound [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000011152 fibreglass Substances 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 230000002028 premature Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 2
- 238000010561 standard procedure Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- LCPVQAHEFVXVKT-UHFFFAOYSA-N 2-(2,4-difluorophenoxy)pyridin-3-amine Chemical compound NC1=CC=CN=C1OC1=CC=C(F)C=C1F LCPVQAHEFVXVKT-UHFFFAOYSA-N 0.000 description 1
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 description 1
- BZSXEZOLBIJVQK-UHFFFAOYSA-N 2-methylsulfonylbenzoic acid Chemical compound CS(=O)(=O)C1=CC=CC=C1C(O)=O BZSXEZOLBIJVQK-UHFFFAOYSA-N 0.000 description 1
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 239000011398 Portland cement Substances 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical class [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000004115 Sodium Silicate Substances 0.000 description 1
- 229920002125 Sokalan® Chemical class 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 1
- SLINHMUFWFWBMU-UHFFFAOYSA-N Triisopropanolamine Chemical compound CC(O)CN(CC(C)O)CC(C)O SLINHMUFWFWBMU-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- VSGNNIFQASZAOI-UHFFFAOYSA-L calcium acetate Chemical compound [Ca+2].CC([O-])=O.CC([O-])=O VSGNNIFQASZAOI-UHFFFAOYSA-L 0.000 description 1
- 239000001639 calcium acetate Substances 0.000 description 1
- 229960005147 calcium acetate Drugs 0.000 description 1
- 235000011092 calcium acetate Nutrition 0.000 description 1
- 159000000007 calcium salts Chemical class 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical class OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- LSXWFXONGKSEMY-UHFFFAOYSA-N di-tert-butyl peroxide Chemical compound CC(C)(C)OOC(C)(C)C LSXWFXONGKSEMY-UHFFFAOYSA-N 0.000 description 1
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 description 1
- 229940043237 diethanolamine Drugs 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 229910021485 fumed silica Inorganic materials 0.000 description 1
- 238000010413 gardening Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 description 1
- 229910000360 iron(III) sulfate Inorganic materials 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000011133 lead Substances 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 229910001629 magnesium chloride Inorganic materials 0.000 description 1
- 159000000003 magnesium salts Chemical class 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- RAFRTSDUWORDLA-UHFFFAOYSA-N phenyl 3-chloropropanoate Chemical compound ClCCC(=O)OC1=CC=CC=C1 RAFRTSDUWORDLA-UHFFFAOYSA-N 0.000 description 1
- 239000004584 polyacrylic acid Chemical class 0.000 description 1
- 239000011591 potassium Chemical class 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 238000005067 remediation Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 229910001388 sodium aluminate Inorganic materials 0.000 description 1
- XUXNAKZDHHEHPC-UHFFFAOYSA-M sodium bromate Chemical compound [Na+].[O-]Br(=O)=O XUXNAKZDHHEHPC-UHFFFAOYSA-M 0.000 description 1
- CHQMHPLRPQMAMX-UHFFFAOYSA-L sodium persulfate Substances [Na+].[Na+].[O-]S(=O)(=O)OOS([O-])(=O)=O CHQMHPLRPQMAMX-UHFFFAOYSA-L 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 229910052911 sodium silicate Inorganic materials 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- CIHOLLKRGTVIJN-UHFFFAOYSA-N tert‐butyl hydroperoxide Chemical compound CC(C)(C)OO CIHOLLKRGTVIJN-UHFFFAOYSA-N 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 229960004418 trolamine Drugs 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/13—Methods or devices for cementing, for plugging holes, crevices or the like
- E21B33/14—Methods or devices for cementing, for plugging holes, crevices or the like for cementing casings into boreholes
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B27/00—Containers for collecting or depositing substances in boreholes or wells, e.g. bailers, baskets or buckets for collecting mud or sand; Drill bits with means for collecting substances, e.g. valve drill bits
- E21B27/02—Dump bailers, i.e. containers for depositing substances, e.g. cement or acids
Landscapes
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
- Catching Or Destruction (AREA)
- Prostheses (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2016201831A AU2016201831B2 (en) | 2009-08-24 | 2016-03-23 | Methods and apparatus for releasing a chemical into a well bore upon command |
| AU2016201830A AU2016201830B2 (en) | 2009-08-24 | 2016-03-23 | Methods and apparatus for releasing a chemical into a well bore upon command |
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/546,335 | 2009-08-24 | ||
| US12/546,335 US8136594B2 (en) | 2009-08-24 | 2009-08-24 | Methods and apparatuses for releasing a chemical into a well bore upon command |
| US12/546,345 | 2009-08-24 | ||
| US12/546,345 US8162054B2 (en) | 2009-08-24 | 2009-08-24 | Methods and apparatuses for releasing a chemical into a well bore upon command |
| PCT/GB2010/001592 WO2011023943A2 (en) | 2009-08-24 | 2010-08-23 | Methods and apparatus for releasing a chemical into a well bore upon command |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2016201830A Division AU2016201830B2 (en) | 2009-08-24 | 2016-03-23 | Methods and apparatus for releasing a chemical into a well bore upon command |
| AU2016201831A Division AU2016201831B2 (en) | 2009-08-24 | 2016-03-23 | Methods and apparatus for releasing a chemical into a well bore upon command |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU2010288355A1 AU2010288355A1 (en) | 2012-03-15 |
| AU2010288355B2 true AU2010288355B2 (en) | 2016-01-07 |
Family
ID=43628486
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2010288355A Ceased AU2010288355B2 (en) | 2009-08-24 | 2010-08-23 | Methods and apparatus for releasing a chemical into a well bore upon command |
| AU2016201831A Ceased AU2016201831B2 (en) | 2009-08-24 | 2016-03-23 | Methods and apparatus for releasing a chemical into a well bore upon command |
| AU2016201830A Ceased AU2016201830B2 (en) | 2009-08-24 | 2016-03-23 | Methods and apparatus for releasing a chemical into a well bore upon command |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2016201831A Ceased AU2016201831B2 (en) | 2009-08-24 | 2016-03-23 | Methods and apparatus for releasing a chemical into a well bore upon command |
| AU2016201830A Ceased AU2016201830B2 (en) | 2009-08-24 | 2016-03-23 | Methods and apparatus for releasing a chemical into a well bore upon command |
Country Status (5)
| Country | Link |
|---|---|
| AR (1) | AR077906A1 (pt) |
| AU (3) | AU2010288355B2 (pt) |
| BR (1) | BR112012004132B1 (pt) |
| CA (1) | CA2771629C (pt) |
| WO (1) | WO2011023943A2 (pt) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111980675B (zh) * | 2020-09-07 | 2021-05-28 | 重庆科技学院 | 一种定量评价水泥环气密封完整性的方法 |
| US11920426B2 (en) | 2020-10-14 | 2024-03-05 | John Tyler Thomason | Payload deployment tools |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5799733A (en) * | 1995-12-26 | 1998-09-01 | Halliburton Energy Services, Inc. | Early evaluation system with pump and method of servicing a well |
| US20080093077A1 (en) * | 2004-10-12 | 2008-04-24 | Schlumberger Technology Corporation | Injection Apparatus for Injecting an Activated Fluid into a Well-Bore and Related Injection Method |
| US20080110673A1 (en) * | 2000-04-13 | 2008-05-15 | Giroux Richard L | Apparatus and methods for drilling a wellbore using casing |
| US20090101364A1 (en) * | 2007-10-22 | 2009-04-23 | Schlumberger Technology Corporation | Wellbore zonal isolation system and method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5533570A (en) * | 1995-01-13 | 1996-07-09 | Halliburton Company | Apparatus for downhole injection and mixing of fluids into a cement slurry |
| NZ514561A (en) * | 1999-04-09 | 2003-08-29 | Shell Int Research | Method for annular sealing by expanding thermoset or thermoplastic material |
| US20040084186A1 (en) * | 2002-10-31 | 2004-05-06 | Allison David B. | Well treatment apparatus and method |
| GB2445086B (en) * | 2006-12-21 | 2009-08-19 | Schlumberger Holdings | Activation mechanism applicable to oilfield chemical products |
-
2010
- 2010-08-23 BR BR112012004132-0A patent/BR112012004132B1/pt not_active IP Right Cessation
- 2010-08-23 CA CA2771629A patent/CA2771629C/en not_active Expired - Fee Related
- 2010-08-23 WO PCT/GB2010/001592 patent/WO2011023943A2/en active Application Filing
- 2010-08-23 AR ARP100103074 patent/AR077906A1/es active IP Right Grant
- 2010-08-23 AU AU2010288355A patent/AU2010288355B2/en not_active Ceased
-
2016
- 2016-03-23 AU AU2016201831A patent/AU2016201831B2/en not_active Ceased
- 2016-03-23 AU AU2016201830A patent/AU2016201830B2/en not_active Ceased
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5799733A (en) * | 1995-12-26 | 1998-09-01 | Halliburton Energy Services, Inc. | Early evaluation system with pump and method of servicing a well |
| US20080110673A1 (en) * | 2000-04-13 | 2008-05-15 | Giroux Richard L | Apparatus and methods for drilling a wellbore using casing |
| US20080093077A1 (en) * | 2004-10-12 | 2008-04-24 | Schlumberger Technology Corporation | Injection Apparatus for Injecting an Activated Fluid into a Well-Bore and Related Injection Method |
| US20090101364A1 (en) * | 2007-10-22 | 2009-04-23 | Schlumberger Technology Corporation | Wellbore zonal isolation system and method |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011023943A3 (en) | 2011-06-16 |
| AU2016201830A1 (en) | 2016-04-14 |
| AR077906A1 (es) | 2011-09-28 |
| BR112012004132B1 (pt) | 2019-05-21 |
| CA2771629C (en) | 2014-04-22 |
| AU2016201830B2 (en) | 2017-04-13 |
| AU2010288355A1 (en) | 2012-03-15 |
| BR112012004132A2 (pt) | 2016-03-22 |
| AU2016201831A1 (en) | 2016-04-14 |
| CA2771629A1 (en) | 2011-03-03 |
| AU2016201831B2 (en) | 2017-04-13 |
| WO2011023943A2 (en) | 2011-03-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FGA | Letters patent sealed or granted (standard patent) | ||
| MK14 | Patent ceased section 143(a) (annual fees not paid) or expired |