FI119428B - Menetelmä metaanisulfonihapon ja fosforihapokkeen talteenottamiseksi ja uudelleen käyttämiseksi - Google Patents
Menetelmä metaanisulfonihapon ja fosforihapokkeen talteenottamiseksi ja uudelleen käyttämiseksi Download PDFInfo
- Publication number
- FI119428B FI119428B FI964896A FI964896A FI119428B FI 119428 B FI119428 B FI 119428B FI 964896 A FI964896 A FI 964896A FI 964896 A FI964896 A FI 964896A FI 119428 B FI119428 B FI 119428B
- Authority
- FI
- Finland
- Prior art keywords
- acid
- amino
- process according
- hcl
- bisphosphonic
- Prior art date
Links
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 title claims description 141
- 229940098779 methanesulfonic acid Drugs 0.000 title claims description 70
- 238000000034 method Methods 0.000 title claims description 56
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title description 45
- 229910000147 aluminium phosphate Inorganic materials 0.000 title description 22
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 67
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 47
- 239000002253 acid Substances 0.000 claims description 26
- 229910001868 water Inorganic materials 0.000 claims description 26
- 239000000203 mixture Substances 0.000 claims description 24
- 239000011780 sodium chloride Substances 0.000 claims description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 19
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 14
- 238000001556 precipitation Methods 0.000 claims description 14
- 239000012736 aqueous medium Substances 0.000 claims description 13
- 239000001110 calcium chloride Substances 0.000 claims description 13
- 229910001628 calcium chloride Inorganic materials 0.000 claims description 13
- 239000011575 calcium Substances 0.000 claims description 12
- 238000004821 distillation Methods 0.000 claims description 12
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 11
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 11
- 229910052791 calcium Inorganic materials 0.000 claims description 11
- 239000002609 medium Substances 0.000 claims description 11
- 229910052698 phosphorus Inorganic materials 0.000 claims description 11
- 239000011574 phosphorus Substances 0.000 claims description 11
- 239000000292 calcium oxide Substances 0.000 claims description 10
- 150000003839 salts Chemical class 0.000 claims description 10
- 239000000243 solution Substances 0.000 claims description 10
- 159000000000 sodium salts Chemical class 0.000 claims description 7
- 238000005292 vacuum distillation Methods 0.000 claims description 7
- 238000005406 washing Methods 0.000 claims description 7
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 229920006395 saturated elastomer Polymers 0.000 claims description 3
- 125000001118 alkylidene group Chemical group 0.000 claims description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 2
- 230000001376 precipitating effect Effects 0.000 claims description 2
- ABLZXFCXXLZCGV-UHFFFAOYSA-N Phosphorous acid Chemical class OP(O)=O ABLZXFCXXLZCGV-UHFFFAOYSA-N 0.000 claims 10
- 239000012266 salt solution Substances 0.000 claims 2
- 239000007864 aqueous solution Substances 0.000 claims 1
- 150000002500 ions Chemical class 0.000 claims 1
- 150000003009 phosphonic acids Chemical class 0.000 claims 1
- 150000003016 phosphoric acids Chemical class 0.000 claims 1
- OGSPWJRAVKPPFI-UHFFFAOYSA-N Alendronic Acid Chemical compound NCCCC(O)(P(O)(O)=O)P(O)(O)=O OGSPWJRAVKPPFI-UHFFFAOYSA-N 0.000 description 24
- 235000011007 phosphoric acid Nutrition 0.000 description 22
- 238000011084 recovery Methods 0.000 description 22
- 229960004343 alendronic acid Drugs 0.000 description 18
- 238000006243 chemical reaction Methods 0.000 description 14
- BTCSSZJGUNDROE-UHFFFAOYSA-N gamma-aminobutyric acid Chemical compound NCCCC(O)=O BTCSSZJGUNDROE-UHFFFAOYSA-N 0.000 description 12
- 239000011734 sodium Substances 0.000 description 12
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 11
- 238000007792 addition Methods 0.000 description 9
- 239000000706 filtrate Substances 0.000 description 8
- 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 7
- 235000011180 diphosphates Nutrition 0.000 description 7
- 229910052708 sodium Inorganic materials 0.000 description 7
- OGNSCSPNOLGXSM-UHFFFAOYSA-N (+/-)-DABA Natural products NCCC(N)C(O)=O OGNSCSPNOLGXSM-UHFFFAOYSA-N 0.000 description 6
- 229940062527 alendronate Drugs 0.000 description 6
- 238000009835 boiling Methods 0.000 description 6
- XPPKVPWEQAFLFU-UHFFFAOYSA-J diphosphate(4-) Chemical compound [O-]P([O-])(=O)OP([O-])([O-])=O XPPKVPWEQAFLFU-UHFFFAOYSA-J 0.000 description 6
- 229960003692 gamma aminobutyric acid Drugs 0.000 description 6
- 230000007062 hydrolysis Effects 0.000 description 6
- 238000006460 hydrolysis reaction Methods 0.000 description 6
- 238000006386 neutralization reaction Methods 0.000 description 6
- 238000010791 quenching Methods 0.000 description 6
- 238000006065 biodegradation reaction Methods 0.000 description 5
- 239000006227 byproduct Substances 0.000 description 5
- FAIAAWCVCHQXDN-UHFFFAOYSA-N phosphorus trichloride Chemical compound ClP(Cl)Cl FAIAAWCVCHQXDN-UHFFFAOYSA-N 0.000 description 5
- 230000000171 quenching effect Effects 0.000 description 5
- 238000004064 recycling Methods 0.000 description 5
- 239000002002 slurry Substances 0.000 description 5
- 239000002699 waste material Substances 0.000 description 5
- WQOXQRCZOLPYPM-UHFFFAOYSA-N dimethyl disulfide Chemical compound CSSC WQOXQRCZOLPYPM-UHFFFAOYSA-N 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 229940048084 pyrophosphate Drugs 0.000 description 4
- 239000002351 wastewater Substances 0.000 description 4
- 238000004065 wastewater treatment Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 3
- QMMFVYPAHWMCMS-UHFFFAOYSA-N Dimethyl sulfide Chemical compound CSC QMMFVYPAHWMCMS-UHFFFAOYSA-N 0.000 description 3
- 229910019142 PO4 Inorganic materials 0.000 description 3
- 235000011941 Tilia x europaea Nutrition 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 238000006356 dehydrogenation reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000004571 lime Substances 0.000 description 3
- 239000012452 mother liquor Substances 0.000 description 3
- 235000021317 phosphate Nutrition 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- -1 PO_ residue Inorganic materials 0.000 description 2
- 150000001450 anions Chemical class 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- VLXBWPOEOIIREY-UHFFFAOYSA-N dimethyl diselenide Natural products C[Se][Se]C VLXBWPOEOIIREY-UHFFFAOYSA-N 0.000 description 2
- 239000012065 filter cake Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000010979 pH adjustment Methods 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 229940122361 Bisphosphonate Drugs 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- 206010065687 Bone loss Diseases 0.000 description 1
- 101100283604 Caenorhabditis elegans pigk-1 gene Proteins 0.000 description 1
- 208000001132 Osteoporosis Diseases 0.000 description 1
- FKNQFGJONOIPTF-UHFFFAOYSA-N Sodium cation Chemical compound [Na+] FKNQFGJONOIPTF-UHFFFAOYSA-N 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- DCSBSVSZJRSITC-UHFFFAOYSA-M alendronate sodium trihydrate Chemical compound O.O.O.[Na+].NCCCC(O)(P(O)(O)=O)P(O)([O-])=O DCSBSVSZJRSITC-UHFFFAOYSA-M 0.000 description 1
- 150000001413 amino acids Chemical class 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000002552 dosage form Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 150000004687 hexahydrates Chemical class 0.000 description 1
- 239000012456 homogeneous solution Substances 0.000 description 1
- DKAGJZJALZXOOV-UHFFFAOYSA-N hydrate;hydrochloride Chemical compound O.Cl DKAGJZJALZXOOV-UHFFFAOYSA-N 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 238000010169 landfilling Methods 0.000 description 1
- 230000009245 menopause Effects 0.000 description 1
- LRPCLTPZMUIPFK-UHFFFAOYSA-N methane;sulfuric acid Chemical compound C.OS(O)(=O)=O LRPCLTPZMUIPFK-UHFFFAOYSA-N 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000013386 optimize process Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- AQSJGOWTSHOLKH-UHFFFAOYSA-N phosphite(3-) Chemical class [O-]P([O-])[O-] AQSJGOWTSHOLKH-UHFFFAOYSA-N 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 150000003017 phosphorus Chemical class 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000010850 salt effect Methods 0.000 description 1
- FQENQNTWSFEDLI-UHFFFAOYSA-J sodium diphosphate Chemical compound [Na+].[Na+].[Na+].[Na+].[O-]P([O-])(=O)OP([O-])([O-])=O FQENQNTWSFEDLI-UHFFFAOYSA-J 0.000 description 1
- 229910001415 sodium ion Inorganic materials 0.000 description 1
- 229940048086 sodium pyrophosphate Drugs 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- PAYGMRRPBHYIMA-UHFFFAOYSA-N sodium;trihydrate Chemical compound O.O.O.[Na] PAYGMRRPBHYIMA-UHFFFAOYSA-N 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 235000019818 tetrasodium diphosphate Nutrition 0.000 description 1
- 239000001577 tetrasodium phosphonato phosphate Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/28—Phosphorus compounds with one or more P—C bonds
- C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
- C07F9/3804—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)] not used, see subgroups
- C07F9/3839—Polyphosphonic acids
- C07F9/3873—Polyphosphonic acids containing nitrogen substituent, e.g. N.....H or N-hydrocarbon group which can be substituted by halogen or nitro(so), N.....O, N.....S, N.....C(=X)- (X =O, S), N.....N, N...C(=X)...N (X =O, S)
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Paper (AREA)
- Treatment Of Sludge (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US25421394 | 1994-06-06 | ||
| US08/254,213 US5589691A (en) | 1994-06-06 | 1994-06-06 | Process for recovery and recycle of methanesulfonic acid and phosphorous acid |
| PCT/US1995/006965 WO1995033756A1 (en) | 1994-06-06 | 1995-06-02 | Process for recovery and recycle of methanesulfonic acid and phosphorous acid |
| US9506965 | 1995-06-02 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI964896A0 FI964896A0 (fi) | 1996-12-05 |
| FI964896L FI964896L (fi) | 1997-02-05 |
| FI119428B true FI119428B (fi) | 2008-11-14 |
Family
ID=22963375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI964896A FI119428B (fi) | 1994-06-06 | 1996-12-05 | Menetelmä metaanisulfonihapon ja fosforihapokkeen talteenottamiseksi ja uudelleen käyttämiseksi |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US5589691A (pl) |
| CN (2) | CN1188391C (pl) |
| AU (1) | AU2660895A (pl) |
| BR (1) | BR9507921A (pl) |
| CZ (1) | CZ289980B6 (pl) |
| FI (1) | FI119428B (pl) |
| RO (1) | RO116281B1 (pl) |
| RU (1) | RU2152950C1 (pl) |
| SK (1) | SK281212B6 (pl) |
| TW (1) | TW311908B (pl) |
| UA (1) | UA45971C2 (pl) |
| WO (1) | WO1995033756A1 (pl) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6331533B1 (en) | 1998-11-16 | 2001-12-18 | Merck & Co., Inc. | Method for inhibiting dental resorptive lesions |
| AR029508A1 (es) * | 2000-04-14 | 2003-07-02 | Dow Agrosciences Llc | Proceso para remover y recuperar cloruro de sodio de los efluentes de desecho provenientes de los procesos de fabricacion del acido n-fosfometiliminodiacetico (pmida) |
| KR100681282B1 (ko) * | 2002-05-17 | 2007-02-12 | 테바 파마슈티컬 인더스트리즈 리미티드 | 특정 희석제를 사용하는 비스포스폰산 및 그 염의 제조방법 |
| KR101739414B1 (ko) | 2013-11-19 | 2017-05-24 | 아쿠아 메탈스 인크. | 리드 액시드 배터리들의 제련소 없는 재활용을 위한 장치 및 방법 |
| JP6805240B2 (ja) | 2015-05-13 | 2020-12-23 | アクア メタルズ インコーポレーテッドＡｑｕａ Ｍｅｔａｌｓ Ｉｎｃ． | 鉛酸電池からの鉛の回収のためのシステムおよび方法 |
| EP3294931A4 (en) | 2015-05-13 | 2018-12-26 | Aqua Metals Inc. | Electrodeposited lead composition, methods of production, and uses |
| KR102242697B1 (ko) | 2015-05-13 | 2021-04-20 | 아쿠아 메탈스 인크. | 납 축전지를 재활용 하기 위한 폐 루프 시스템들 및 방법들 |
| CN105237441B (zh) * | 2015-11-02 | 2017-06-13 | 中国石油天然气股份有限公司 | 一种回收甲烷磺酸的装置和方法 |
| KR102670176B1 (ko) * | 2015-11-10 | 2024-05-28 | 바스프 에스이 | 알칸설폰산의 재가공 방법 |
| US10316420B2 (en) | 2015-12-02 | 2019-06-11 | Aqua Metals Inc. | Systems and methods for continuous alkaline lead acid battery recycling |
| CN114940484B (zh) * | 2022-06-29 | 2023-10-10 | 临沭县华盛化工有限公司 | 亚磷酸串级降膜蒸发制备工艺 |
| CN118206085A (zh) * | 2024-03-12 | 2024-06-18 | 南通江山农药化工股份有限公司 | 一种三氯化磷水解制备亚磷酸工艺 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5888097A (ja) * | 1981-11-19 | 1983-05-26 | Ebara Infilco Co Ltd | し尿系汚水の処理方法 |
| US4450047A (en) * | 1983-01-28 | 1984-05-22 | Penwalt Corporation | Process for recovering anhydrous alkanesulfonic acids by reduced pressure, falling film evaporation |
| US4938846A (en) * | 1986-12-08 | 1990-07-03 | Atochem, North America, Inc. | Preparation of anhydrous alkanesulfonic acid |
| US4922007A (en) * | 1989-06-09 | 1990-05-01 | Merck & Co., Inc. | Process for preparing 4-amino-1-hydroxybutylidene-1,1-bisphosphonic acid or salts thereof |
| US5128040A (en) * | 1989-08-02 | 1992-07-07 | Polytechnic University | Wastewater treatment process |
| JP2720096B2 (ja) * | 1990-04-17 | 1998-02-25 | 新日本製鐵株式会社 | 廃水のｂｏｄ、窒素化合物、リン化合物の同時除去方法 |
| US5019651A (en) * | 1990-06-20 | 1991-05-28 | Merck & Co., Inc. | Process for preparing 4-amino-1-hydroxybutylidene-1,1-bisphosphonic acid (ABP) or salts thereof |
| US5510517A (en) * | 1993-08-25 | 1996-04-23 | Merck & Co., Inc. | Process for producing N-amino-1-hydroxy-alkylidene-1,1-bisphosphonic acids |
-
1994
- 1994-06-06 US US08/254,213 patent/US5589691A/en not_active Expired - Lifetime
-
1995
- 1995-06-02 AU AU26608/95A patent/AU2660895A/en not_active Abandoned
- 1995-06-02 CN CNB991264703A patent/CN1188391C/zh not_active Expired - Fee Related
- 1995-06-02 SK SK1579-96A patent/SK281212B6/sk not_active IP Right Cessation
- 1995-06-02 BR BR9507921A patent/BR9507921A/pt not_active IP Right Cessation
- 1995-06-02 CN CN95194515A patent/CN1061048C/zh not_active Expired - Fee Related
- 1995-06-02 RU RU97100188/04A patent/RU2152950C1/ru not_active IP Right Cessation
- 1995-06-02 CZ CZ19963545A patent/CZ289980B6/cs not_active IP Right Cessation
- 1995-06-02 RO RO96-02297A patent/RO116281B1/ro unknown
- 1995-06-02 UA UA97010041A patent/UA45971C2/uk unknown
- 1995-06-02 WO PCT/US1995/006965 patent/WO1995033756A1/en not_active Ceased
- 1995-06-05 TW TW084105610A patent/TW311908B/zh not_active IP Right Cessation
-
1996
- 1996-12-05 FI FI964896A patent/FI119428B/fi active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| US5589691A (en) | 1996-12-31 |
| WO1995033756A1 (en) | 1995-12-14 |
| CN1164857A (zh) | 1997-11-12 |
| RO116281B1 (ro) | 2000-12-29 |
| SK281212B6 (sk) | 2001-01-18 |
| UA45971C2 (uk) | 2002-05-15 |
| RU2152950C1 (ru) | 2000-07-20 |
| CN1061048C (zh) | 2001-01-24 |
| FI964896A0 (fi) | 1996-12-05 |
| TW311908B (pl) | 1997-08-01 |
| CN1291607A (zh) | 2001-04-18 |
| AU2660895A (en) | 1996-01-04 |
| CZ354596A3 (en) | 1997-07-16 |
| CZ289980B6 (cs) | 2002-05-15 |
| BR9507921A (pt) | 1997-09-23 |
| CN1188391C (zh) | 2005-02-09 |
| FI964896L (fi) | 1997-02-05 |
| SK157996A3 (en) | 1997-09-10 |
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