ZA200302550B - Adsorptive separation process for recovery of two paraffin products. - Google Patents
Adsorptive separation process for recovery of two paraffin products. Download PDFInfo
- Publication number
- ZA200302550B ZA200302550B ZA200302550A ZA200302550A ZA200302550B ZA 200302550 B ZA200302550 B ZA 200302550B ZA 200302550 A ZA200302550 A ZA 200302550A ZA 200302550 A ZA200302550 A ZA 200302550A ZA 200302550 B ZA200302550 B ZA 200302550B
- Authority
- ZA
- South Africa
- Prior art keywords
- desorbent
- stream
- extract
- adsorptive separation
- raffinate
- Prior art date
Links
- 238000000926 separation method Methods 0.000 title claims description 94
- 230000000274 adsorptive effect Effects 0.000 title claims description 80
- 239000012188 paraffin wax Substances 0.000 title claims description 21
- 238000011084 recovery Methods 0.000 title description 14
- 239000003463 adsorbent Substances 0.000 claims description 132
- 229930195733 hydrocarbon Natural products 0.000 claims description 93
- 150000002430 hydrocarbons Chemical class 0.000 claims description 91
- 238000000034 method Methods 0.000 claims description 73
- 238000001179 sorption measurement Methods 0.000 claims description 49
- 239000000203 mixture Substances 0.000 claims description 37
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 35
- 150000001875 compounds Chemical class 0.000 claims description 29
- 239000004215 Carbon black (E152) Substances 0.000 claims description 19
- 238000006356 dehydrogenation reaction Methods 0.000 claims description 15
- 239000003599 detergent Substances 0.000 claims description 15
- 238000009835 boiling Methods 0.000 claims description 13
- 238000005194 fractionation Methods 0.000 claims description 13
- 230000000717 retained effect Effects 0.000 claims description 13
- 125000004432 carbon atom Chemical group C* 0.000 claims description 11
- -1 alicyclic hydrocarbons Chemical class 0.000 claims description 10
- 230000001737 promoting effect Effects 0.000 claims description 10
- 125000004122 cyclic group Chemical group 0.000 claims description 5
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 3
- 239000000463 material Substances 0.000 description 34
- 239000000047 product Substances 0.000 description 30
- 238000004519 manufacturing process Methods 0.000 description 22
- 150000001336 alkenes Chemical class 0.000 description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 10
- 238000005804 alkylation reaction Methods 0.000 description 10
- 229910052799 carbon Inorganic materials 0.000 description 10
- 239000003350 kerosene Substances 0.000 description 10
- 150000004996 alkyl benzenes Chemical class 0.000 description 9
- 230000029936 alkylation Effects 0.000 description 9
- 239000002808 molecular sieve Substances 0.000 description 8
- 239000002245 particle Substances 0.000 description 8
- 239000002243 precursor Substances 0.000 description 8
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 8
- 238000003795 desorption Methods 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 6
- 239000011230 binding agent Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 239000000344 soap Substances 0.000 description 5
- 239000011800 void material Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000010779 crude oil Substances 0.000 description 4
- 238000004508 fractional distillation Methods 0.000 description 4
- 239000003208 petroleum Substances 0.000 description 4
- 239000000377 silicon dioxide Substances 0.000 description 4
- 235000012239 silicon dioxide Nutrition 0.000 description 4
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 4
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 239000007791 liquid phase Substances 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 3
- 230000036278 prepulse Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 239000004094 surface-active agent Substances 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- RGSFGYAAUTVSQA-UHFFFAOYSA-N Cyclopentane Chemical compound C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 description 2
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 2
- 230000005526 G1 to G0 transition Effects 0.000 description 2
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 2
- 229910021536 Zeolite Inorganic materials 0.000 description 2
- 125000002015 acyclic group Chemical group 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- 230000006315 carbonylation Effects 0.000 description 2
- 238000005810 carbonylation reaction Methods 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 229910002026 crystalline silica Inorganic materials 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000002209 hydrophobic effect Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- UAEPNZWRGJTJPN-UHFFFAOYSA-N methylcyclohexane Chemical compound CC1CCCCC1 UAEPNZWRGJTJPN-UHFFFAOYSA-N 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 2
- 238000006384 oligomerization reaction Methods 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000011027 product recovery Methods 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000010457 zeolite Substances 0.000 description 2
- KEQGZUUPPQEDPF-UHFFFAOYSA-N 1,3-dichloro-5,5-dimethylimidazolidine-2,4-dione Chemical compound CC1(C)N(Cl)C(=O)N(Cl)C1=O KEQGZUUPPQEDPF-UHFFFAOYSA-N 0.000 description 1
- 239000005995 Aluminium silicate Substances 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 238000003547 Friedel-Crafts alkylation reaction Methods 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- NHTMVDHEPJAVLT-UHFFFAOYSA-N Isooctane Chemical compound CC(C)CC(C)(C)C NHTMVDHEPJAVLT-UHFFFAOYSA-N 0.000 description 1
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N Propene Chemical compound CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 239000003568 Sodium, potassium and calcium salts of fatty acids Substances 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 238000006065 biodegradation reaction Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- XTHPWXDJESJLNJ-UHFFFAOYSA-N chlorosulfonic acid Substances OS(Cl)(=O)=O XTHPWXDJESJLNJ-UHFFFAOYSA-N 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 125000000753 cycloalkyl group Chemical group 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- JVSWJIKNEAIKJW-UHFFFAOYSA-N dimethyl-hexane Natural products CCCCCC(C)C JVSWJIKNEAIKJW-UHFFFAOYSA-N 0.000 description 1
- 238000004851 dishwashing Methods 0.000 description 1
- YRIUSKIDOIARQF-UHFFFAOYSA-N dodecyl benzenesulfonate Chemical compound CCCCCCCCCCCCOS(=O)(=O)C1=CC=CC=C1 YRIUSKIDOIARQF-UHFFFAOYSA-N 0.000 description 1
- KWKXNDCHNDYVRT-UHFFFAOYSA-N dodecylbenzene Chemical class CCCCCCCCCCCCC1=CC=CC=C1 KWKXNDCHNDYVRT-UHFFFAOYSA-N 0.000 description 1
- 229940071161 dodecylbenzenesulfonate Drugs 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000008233 hard water Substances 0.000 description 1
- DMEGYFMYUHOHGS-UHFFFAOYSA-N heptamethylene Natural products C1CCCCCC1 DMEGYFMYUHOHGS-UHFFFAOYSA-N 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000011872 intimate mixture Substances 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 230000001788 irregular Effects 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
- 238000010412 laundry washing Methods 0.000 description 1
- GYNNXHKOJHMOHS-UHFFFAOYSA-N methyl-cycloheptane Natural products CC1CCCCCC1 GYNNXHKOJHMOHS-UHFFFAOYSA-N 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000011369 resultant mixture Substances 0.000 description 1
- 238000007127 saponification reaction Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 235000013875 sodium salts of fatty acid Nutrition 0.000 description 1
- 238000001694 spray drying Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000019635 sulfation Effects 0.000 description 1
- 238000005670 sulfation reaction Methods 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- 150000003871 sulfonates Chemical class 0.000 description 1
- 238000006277 sulfonation reaction Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 150000003626 triacylglycerols Chemical class 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
- 239000004711 α-olefin Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G25/00—Refining of hydrocarbon oils in the absence of hydrogen, with solid sorbents
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/005—Processes comprising at least two steps in series
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/12—Purification; Separation; Use of additives by adsorption, i.e. purification or separation of hydrocarbons with the aid of solids, e.g. with ion-exchangers
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/671,219 US6407305B1 (en) | 2000-09-27 | 2000-09-27 | Adsorptive separation process for recovery of two paraffin products |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200302550B true ZA200302550B (en) | 2004-02-19 |
Family
ID=24693601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200302550A ZA200302550B (en) | 2000-09-27 | 2003-04-01 | Adsorptive separation process for recovery of two paraffin products. |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US6407305B1 (fr) |
| EP (1) | EP1322580A1 (fr) |
| CN (1) | CN1469853A (fr) |
| AU (1) | AU2001294708A1 (fr) |
| CA (1) | CA2424464A1 (fr) |
| MX (1) | MXPA03002707A (fr) |
| RU (1) | RU2003112237A (fr) |
| WO (1) | WO2002026670A1 (fr) |
| ZA (1) | ZA200302550B (fr) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005016857A2 (fr) * | 2003-08-18 | 2005-02-24 | Vrije Universiteit Brussel | Procede de separation d'hydrocarbures et utilisation d'une zeolite associee |
| KR100589122B1 (ko) * | 2004-04-06 | 2006-06-12 | 삼성토탈 주식회사 | 차압증가를 방지하기 위한 유사 이동층 흡착 분리 공정 및 그 시스템 |
| US8193111B2 (en) * | 2009-07-24 | 2012-06-05 | Uop Llc | Process or system for desorbing an adsorbent bed |
| US8283511B2 (en) | 2010-03-30 | 2012-10-09 | Uop Llc | Ethylene production by steam cracking of normal paraffins |
| US8329975B2 (en) * | 2010-12-20 | 2012-12-11 | Uop Llc | Elimination of residual transfer line raffinate from feed to increase normal paraffin separation unit capacity |
| EP3386937B1 (fr) | 2015-12-07 | 2021-06-23 | Uop Llc | Procédé de transformation de paraffine en oléfine à deux lits |
| CN106883086B (zh) * | 2015-12-16 | 2020-02-28 | 中国石油化工股份有限公司 | 一种吸附分离正构烷烃的方法 |
| CN106631670B (zh) * | 2016-09-14 | 2019-05-21 | 南京康鑫成生物科技有限公司 | 一种从长碳链正异构混合烷烃中获取异构烷烃的方法 |
| CN111647423A (zh) * | 2019-03-04 | 2020-09-11 | 内蒙古伊泰煤基新材料研究院有限公司 | 一种模拟移动床分离α-烯烃的方法 |
| CN115305112B (zh) * | 2021-05-08 | 2024-05-28 | 中国石油化工股份有限公司 | 一种混合烃类精细化分离装置及方法 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2477382A (en) | 1946-05-04 | 1949-07-26 | California Research Corp | Aryl substituted alkanes and process of making the same |
| NL293774A (fr) | 1962-06-08 | |||
| US3510423A (en) | 1968-04-05 | 1970-05-05 | Universal Oil Prod Co | Olefin separation process |
| US4036745A (en) | 1975-09-24 | 1977-07-19 | Uop Inc. | Process for separating normal and isoparaffins |
| US4006197A (en) | 1975-11-19 | 1977-02-01 | Uop Inc. | Process for separating normal paraffins |
| US4455444A (en) | 1981-07-30 | 1984-06-19 | Uop Inc. | Low temperature process for separating hydrocarbons |
| US4367364A (en) | 1981-07-30 | 1983-01-04 | Uop Inc. | Process for separating normal paraffins using silicalite adsorbent |
| US4956521A (en) | 1988-10-06 | 1990-09-11 | Uop | Adsorption and isomerization of normal and mono-methyl paraffins |
| US4982048A (en) * | 1989-02-24 | 1991-01-01 | Shell Oil Company | Isomerization process with preliminary normal paraffin and mono-methyl paraffin feed capture step |
| FR2688214B1 (fr) * | 1992-03-06 | 1994-04-29 | Inst Francais Du Petrole | Separation de paraffines aliphatiques par adsorption. |
| US5300715A (en) | 1992-10-09 | 1994-04-05 | Uop | Olefin process with removal of aromatic by-products |
| DE69828633T2 (de) | 1997-08-08 | 2005-12-01 | The Procter & Gamble Company, Cincinnati | Verfahren zur herstellung von oberflächaktiven verbindungen mittels adsorptiven trennung |
-
2000
- 2000-09-27 US US09/671,219 patent/US6407305B1/en not_active Expired - Fee Related
-
2001
- 2001-09-26 CN CNA018175767A patent/CN1469853A/zh active Pending
- 2001-09-26 CA CA002424464A patent/CA2424464A1/fr not_active Abandoned
- 2001-09-26 MX MXPA03002707A patent/MXPA03002707A/es unknown
- 2001-09-26 EP EP01975374A patent/EP1322580A1/fr not_active Withdrawn
- 2001-09-26 WO PCT/US2001/030003 patent/WO2002026670A1/fr not_active Application Discontinuation
- 2001-09-26 RU RU2003112237/04A patent/RU2003112237A/ru not_active Application Discontinuation
- 2001-09-26 AU AU2001294708A patent/AU2001294708A1/en not_active Abandoned
-
2003
- 2003-04-01 ZA ZA200302550A patent/ZA200302550B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP1322580A1 (fr) | 2003-07-02 |
| US6407305B1 (en) | 2002-06-18 |
| MXPA03002707A (es) | 2003-06-24 |
| AU2001294708A1 (en) | 2002-04-08 |
| RU2003112237A (ru) | 2004-11-20 |
| WO2002026670A1 (fr) | 2002-04-04 |
| CA2424464A1 (fr) | 2002-04-04 |
| CN1469853A (zh) | 2004-01-21 |
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