KR0130460B1 - 산소 흡수제 및 그의 제조방법 - Google Patents
산소 흡수제 및 그의 제조방법Info
- Publication number
- KR0130460B1 KR0130460B1 KR1019920021361A KR920021361A KR0130460B1 KR 0130460 B1 KR0130460 B1 KR 0130460B1 KR 1019920021361 A KR1019920021361 A KR 1019920021361A KR 920021361 A KR920021361 A KR 920021361A KR 0130460 B1 KR0130460 B1 KR 0130460B1
- Authority
- KR
- South Korea
- Prior art keywords
- diatomaceous earth
- oxygen
- water
- oxygen absorbent
- iron powder
- 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.)
- Expired - Lifetime
Links
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 145
- 239000001301 oxygen Substances 0.000 title claims abstract description 145
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 145
- 239000006096 absorbing agent Substances 0.000 title claims abstract description 48
- 238000004519 manufacturing process Methods 0.000 title abstract description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 121
- 239000005909 Kieselgur Substances 0.000 claims abstract description 117
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 107
- 239000002250 absorbent Substances 0.000 claims abstract description 56
- 230000002745 absorbent Effects 0.000 claims abstract description 56
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 52
- 230000003647 oxidation Effects 0.000 claims abstract description 22
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 22
- -1 oxidation promoters Substances 0.000 claims abstract description 21
- 238000001179 sorption measurement Methods 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 18
- 239000000945 filler Substances 0.000 claims abstract description 17
- 239000000843 powder Substances 0.000 claims abstract description 9
- 239000010457 zeolite Substances 0.000 claims description 28
- 238000000034 method Methods 0.000 claims description 26
- 239000000243 solution Substances 0.000 claims description 25
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 24
- 229910021536 Zeolite Inorganic materials 0.000 claims description 22
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 22
- 239000008187 granular material Substances 0.000 claims description 19
- 238000001354 calcination Methods 0.000 claims description 16
- 206010016807 Fluid retention Diseases 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 14
- 239000007864 aqueous solution Substances 0.000 claims description 13
- 239000000123 paper Substances 0.000 claims description 11
- 239000011148 porous material Substances 0.000 claims description 10
- 229910001507 metal halide Inorganic materials 0.000 claims description 9
- 150000005309 metal halides Chemical class 0.000 claims description 9
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 6
- 239000007789 gas Substances 0.000 claims description 6
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 239000000047 product Substances 0.000 claims description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 4
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 4
- 230000035699 permeability Effects 0.000 claims description 4
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 claims description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 2
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims description 2
- 229910052602 gypsum Inorganic materials 0.000 claims description 2
- 239000010440 gypsum Substances 0.000 claims description 2
- 239000003456 ion exchange resin Substances 0.000 claims description 2
- 229920003303 ion-exchange polymer Polymers 0.000 claims description 2
- 238000003801 milling Methods 0.000 claims description 2
- 239000004745 nonwoven fabric Substances 0.000 claims description 2
- 239000002985 plastic film Substances 0.000 claims description 2
- 229920006255 plastic film Polymers 0.000 claims description 2
- 229910000027 potassium carbonate Inorganic materials 0.000 claims description 2
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 claims 1
- 239000003513 alkali Substances 0.000 claims 1
- 125000002091 cationic group Chemical group 0.000 claims 1
- 238000004132 cross linking Methods 0.000 claims 1
- 239000013505 freshwater Substances 0.000 claims 1
- 238000005469 granulation Methods 0.000 claims 1
- 230000003179 granulation Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims 1
- ACVYVLVWPXVTIT-UHFFFAOYSA-M phosphinate Chemical compound [O-][PH2]=O ACVYVLVWPXVTIT-UHFFFAOYSA-M 0.000 claims 1
- 239000002244 precipitate Substances 0.000 claims 1
- 239000003053 toxin Substances 0.000 claims 1
- 231100000765 toxin Toxicity 0.000 claims 1
- 108700012359 toxins Proteins 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 abstract description 3
- 230000001747 exhibiting effect Effects 0.000 abstract description 2
- 239000000080 wetting agent Substances 0.000 abstract description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 50
- 239000011780 sodium chloride Substances 0.000 description 24
- 238000010521 absorption reaction Methods 0.000 description 15
- 239000004698 Polyethylene Substances 0.000 description 13
- 229920000573 polyethylene Polymers 0.000 description 13
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 10
- 239000001257 hydrogen Substances 0.000 description 10
- 229910052739 hydrogen Inorganic materials 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 8
- 239000003795 chemical substances by application Substances 0.000 description 7
- 230000000717 retained effect Effects 0.000 description 7
- 238000003860 storage Methods 0.000 description 7
- 239000004677 Nylon Substances 0.000 description 6
- 235000013305 food Nutrition 0.000 description 6
- 230000014759 maintenance of location Effects 0.000 description 6
- 229920001778 nylon Polymers 0.000 description 6
- 229920006395 saturated elastomer Polymers 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 238000004806 packaging method and process Methods 0.000 description 4
- 241000894007 species Species 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 239000002585 base Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 210000003195 fascia Anatomy 0.000 description 3
- 239000003906 humectant Substances 0.000 description 3
- 235000019645 odor Nutrition 0.000 description 3
- 239000005022 packaging material Substances 0.000 description 3
- 239000006228 supernatant Substances 0.000 description 3
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 150000001340 alkali metals Chemical class 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000012050 conventional carrier Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 2
- 238000005342 ion exchange Methods 0.000 description 2
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 2
- 239000000347 magnesium hydroxide Substances 0.000 description 2
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 235000013162 Cocos nucifera Nutrition 0.000 description 1
- 244000060011 Cocos nucifera Species 0.000 description 1
- 241001466512 Coscinodiscus Species 0.000 description 1
- 241001147476 Cyclotella Species 0.000 description 1
- 241001491711 Melosira Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 241000950638 Symphysodon discus Species 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- HOQADATXFBOEGG-UHFFFAOYSA-N isofenphos Chemical compound CCOP(=S)(NC(C)C)OC1=CC=CC=C1C(=O)OC(C)C HOQADATXFBOEGG-UHFFFAOYSA-N 0.000 description 1
- 239000002648 laminated material Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000000825 pharmaceutical preparation Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 230000001846 repelling effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000011232 storage material Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/14—Diatomaceous earth
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23B—PRESERVATION OF FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES; CHEMICAL RIPENING OF FRUIT OR VEGETABLES
- A23B2/00—Preservation of foods or foodstuffs, in general
- A23B2/70—Preservation of foods or foodstuffs, in general by treatment with chemicals
- A23B2/704—Preservation of foods or foodstuffs, in general by treatment with chemicals in the form of gases, e.g. fumigation; Compositions or apparatus therefor
- A23B2/708—Preservation of foods or foodstuffs, in general by treatment with chemicals in the form of gases, e.g. fumigation; Compositions or apparatus therefor in a controlled atmosphere, e.g. partial vacuum, comprising only CO2, N2, O2 or H2O
- A23B2/712—Preservation of foods or foodstuffs, in general by treatment with chemicals in the form of gases, e.g. fumigation; Compositions or apparatus therefor in a controlled atmosphere, e.g. partial vacuum, comprising only CO2, N2, O2 or H2O in which an absorbent is placed or used
- A23B2/717—Oxygen absorbent
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Polymers & Plastics (AREA)
- Zoology (AREA)
- Food Science & Technology (AREA)
- Wood Science & Technology (AREA)
- Geochemistry & Mineralogy (AREA)
- Inorganic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Food Preservation Except Freezing, Refrigeration, And Drying (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP91-296764 | 1991-11-13 | ||
| JP29676491 | 1991-11-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR930009645A KR930009645A (ko) | 1993-06-21 |
| KR0130460B1 true KR0130460B1 (ko) | 1998-04-06 |
Family
ID=17837826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019920021361A Expired - Lifetime KR0130460B1 (ko) | 1991-11-13 | 1992-11-13 | 산소 흡수제 및 그의 제조방법 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US5725795A (enExample) |
| EP (1) | EP0547761B1 (enExample) |
| KR (1) | KR0130460B1 (enExample) |
| AU (1) | AU667323B2 (enExample) |
| DE (1) | DE69203838T2 (enExample) |
| TW (1) | TW235249B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20210136622A (ko) * | 2020-05-08 | 2021-11-17 | 강남대학교 산학협력단 | 바이오폴리머를 포함하는 항균성 선도유지제 |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3372310B2 (ja) * | 1993-09-01 | 2003-02-04 | 株式会社常盤産業 | 酸素吸収剤 |
| US6926846B1 (en) | 1996-08-08 | 2005-08-09 | Pactiv Corporation | Methods of using an oxygen scavenger |
| US5928560A (en) | 1996-08-08 | 1999-07-27 | Tenneco Packaging Inc. | Oxygen scavenger accelerator |
| SG125044A1 (en) * | 1996-10-14 | 2006-09-29 | Mitsubishi Gas Chemical Co | Oxygen absorption composition |
| AU1617700A (en) * | 1998-11-13 | 2000-06-05 | Pactiv Corporation | Oxygen scavenger accelerator |
| US6321509B1 (en) | 1999-06-11 | 2001-11-27 | Pactiv Corporation | Method and apparatus for inserting an oxygen scavenger into a modified atmosphere package |
| WO2001025369A1 (en) | 1999-10-01 | 2001-04-12 | Pactiv Corporation | Rapid oxygen absorption by using activators |
| EP1243524A3 (en) | 2001-03-16 | 2004-04-07 | Pfizer Products Inc. | Pharmaceutical kit for oxygen-sensitive drugs |
| EP1506719A1 (en) * | 2003-08-12 | 2005-02-16 | Mitsubishi Gas Chemical Company, Inc. | Oxygen absorber composition, oxygen absorber packaging and oxygen absorption method |
| US20070163917A1 (en) * | 2004-07-16 | 2007-07-19 | Pfizer Inc. | Package and device for simultaneously maintaining low moisture and low oxygen levels |
| US20060144811A1 (en) * | 2005-01-05 | 2006-07-06 | Lifetime Hoan Corporation | Oxygen absorbing appliance |
| WO2006075680A1 (ja) * | 2005-01-14 | 2006-07-20 | Matsushita Electric Industrial Co., Ltd. | 気体吸着性物質、気体吸着合金および気体吸着材 |
| US7459421B2 (en) * | 2005-06-03 | 2008-12-02 | J&J Marketing, Llc | Cleaning and conditioning composition and method |
| US20110306488A1 (en) * | 2010-06-10 | 2011-12-15 | Multisorb Technologies, Inc | Oxygen adsorber with glycerin and chabazite |
| US20130022812A1 (en) * | 2011-07-19 | 2013-01-24 | Multisorb Technologies, Inc. | High water activity carbon containing oxygen absorber |
| US9107442B2 (en) | 2011-09-22 | 2015-08-18 | Multisorb Technologies, Inc. | Methods of making oxygen scavenging articles containing moisture |
| JP7363099B2 (ja) * | 2019-05-24 | 2023-10-18 | 三菱瓦斯化学株式会社 | 脱酸素剤組成物及びその製造方法 |
| KR20210143374A (ko) | 2020-05-19 | 2021-11-29 | 현대자동차주식회사 | 연료전지의 공기 공급 시스템 및 이를 제어하는 방법 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3855307A (en) * | 1967-02-20 | 1974-12-17 | Monsanto Co | Catalysis |
| US4036928A (en) * | 1971-08-09 | 1977-07-19 | Oil-Dri Corporation Of America | Process for pelletizing sorptive mineral fines |
| JPS5314185A (en) * | 1976-07-15 | 1978-02-08 | Mitsubishi Gas Chem Co Inc | Production of oxygen absorbent |
| JPS5435189A (en) * | 1977-08-24 | 1979-03-15 | Mitsubishi Gas Chem Co Inc | Oxygen absorber |
| JPS5650618A (en) * | 1979-09-14 | 1981-05-07 | Matsushita Electric Ind Co Ltd | Channel selection device |
| JPS5661981A (en) * | 1979-10-22 | 1981-05-27 | Toagosei Chem Ind Co Ltd | Agent for keeping freshness of food |
| JPS56121634A (en) * | 1980-02-29 | 1981-09-24 | Nitto Kasei Kk | Oxygen absorbent composition |
| JPS58128145A (ja) * | 1982-01-27 | 1983-07-30 | Mitsubishi Gas Chem Co Inc | 酸素吸収剤 |
| JPH03202150A (ja) * | 1989-12-28 | 1991-09-03 | Toagosei Chem Ind Co Ltd | 酸素吸収剤の製造方法 |
| US5241149A (en) * | 1990-10-15 | 1993-08-31 | Mitsubishi Gas Chemical Company, Inc. | Food packing body for heat and microwave treatment |
-
1992
- 1992-11-12 DE DE69203838T patent/DE69203838T2/de not_active Expired - Lifetime
- 1992-11-12 EP EP92310362A patent/EP0547761B1/en not_active Expired - Lifetime
- 1992-11-13 KR KR1019920021361A patent/KR0130460B1/ko not_active Expired - Lifetime
- 1992-11-13 TW TW081109126A patent/TW235249B/zh not_active IP Right Cessation
- 1992-11-13 AU AU28354/92A patent/AU667323B2/en not_active Expired
-
1996
- 1996-02-01 US US08/593,169 patent/US5725795A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20210136622A (ko) * | 2020-05-08 | 2021-11-17 | 강남대학교 산학협력단 | 바이오폴리머를 포함하는 항균성 선도유지제 |
Also Published As
| Publication number | Publication date |
|---|---|
| AU2835492A (en) | 1993-05-20 |
| EP0547761B1 (en) | 1995-08-02 |
| TW235249B (enExample) | 1994-12-01 |
| DE69203838D1 (de) | 1995-09-07 |
| EP0547761A1 (en) | 1993-06-23 |
| AU667323B2 (en) | 1996-03-21 |
| DE69203838T2 (de) | 1996-02-08 |
| KR930009645A (ko) | 1993-06-21 |
| US5725795A (en) | 1998-03-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19921113 |
|
| PG1501 | Laying open of application | ||
| A201 | Request for examination | ||
| PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 19941230 Comment text: Request for Examination of Application Patent event code: PA02011R01I Patent event date: 19921113 Comment text: Patent Application |
|
| E701 | Decision to grant or registration of patent right | ||
| PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 19970829 |
|
| GRNT | Written decision to grant | ||
| PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 19971118 Patent event code: PR07011E01D |
|
| PR1002 | Payment of registration fee |
Payment date: 19971118 End annual number: 3 Start annual number: 1 |
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