EP0883676A2 - Reinigungsmittel für anlagen der lebensmittelindustrie, seine verwendung und verfahren zum reinigen dieser anlagen - Google Patents
Reinigungsmittel für anlagen der lebensmittelindustrie, seine verwendung und verfahren zum reinigen dieser anlagenInfo
- Publication number
- EP0883676A2 EP0883676A2 EP97903331A EP97903331A EP0883676A2 EP 0883676 A2 EP0883676 A2 EP 0883676A2 EP 97903331 A EP97903331 A EP 97903331A EP 97903331 A EP97903331 A EP 97903331A EP 0883676 A2 EP0883676 A2 EP 0883676A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- cleaning
- hydroxide solution
- cleaning agent
- potassium hydroxide
- hydroxide
- 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.)
- Granted
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 72
- 239000012459 cleaning agent Substances 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 28
- 239000003795 chemical substances by application Substances 0.000 title abstract description 5
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims abstract description 71
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims abstract description 29
- 238000005374 membrane filtration Methods 0.000 claims abstract description 12
- 239000003513 alkali Substances 0.000 claims abstract description 11
- 239000000203 mixture Substances 0.000 claims abstract description 7
- 230000008929 regeneration Effects 0.000 claims abstract description 4
- 238000011069 regeneration method Methods 0.000 claims abstract description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 66
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 claims description 32
- 239000012466 permeate Substances 0.000 claims description 19
- 239000012141 concentrate Substances 0.000 claims description 17
- 239000000654 additive Substances 0.000 claims description 16
- 239000012528 membrane Substances 0.000 claims description 16
- 238000001728 nano-filtration Methods 0.000 claims description 11
- 235000013305 food Nutrition 0.000 claims description 10
- 239000003599 detergent Substances 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 7
- 159000000001 potassium salts Chemical class 0.000 claims description 5
- 230000000996 additive effect Effects 0.000 claims description 4
- 235000013365 dairy product Nutrition 0.000 claims description 4
- 238000001556 precipitation Methods 0.000 claims description 4
- 239000003995 emulsifying agent Substances 0.000 claims description 3
- OCUCCJIRFHNWBP-IYEMJOQQSA-L Copper gluconate Chemical class [Cu+2].OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O.OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O OCUCCJIRFHNWBP-IYEMJOQQSA-L 0.000 claims description 2
- 229910019142 PO4 Inorganic materials 0.000 claims description 2
- 239000002253 acid Substances 0.000 claims description 2
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims description 2
- 229910001413 alkali metal ion Inorganic materials 0.000 claims description 2
- 235000021317 phosphate Nutrition 0.000 claims description 2
- 150000003013 phosphoric acid derivatives Chemical class 0.000 claims description 2
- XAEFZNCEHLXOMS-UHFFFAOYSA-M potassium benzoate Chemical compound [K+].[O-]C(=O)C1=CC=CC=C1 XAEFZNCEHLXOMS-UHFFFAOYSA-M 0.000 claims description 2
- IENXJNLJEDMNTE-UHFFFAOYSA-N acetic acid;ethane-1,2-diamine Chemical compound CC(O)=O.NCCN IENXJNLJEDMNTE-UHFFFAOYSA-N 0.000 claims 1
- 238000004090 dissolution Methods 0.000 claims 1
- 235000007879 food anti-foaming agent Nutrition 0.000 claims 1
- 235000003084 food emulsifier Nutrition 0.000 claims 1
- 150000004679 hydroxides Chemical class 0.000 claims 1
- 239000000470 constituent Substances 0.000 abstract description 4
- 238000011026 diafiltration Methods 0.000 description 7
- 230000008901 benefit Effects 0.000 description 6
- 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 4
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 4
- 238000011109 contamination Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 229910052700 potassium Inorganic materials 0.000 description 4
- 239000011591 potassium Substances 0.000 description 4
- 229910052708 sodium Inorganic materials 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- 239000000356 contaminant Substances 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- 230000020477 pH reduction Effects 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 229910001415 sodium ion Inorganic materials 0.000 description 2
- 159000000000 sodium salts Chemical class 0.000 description 2
- 235000019832 sodium triphosphate Nutrition 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- UNXRWKVEANCORM-UHFFFAOYSA-I triphosphate(5-) Chemical compound [O-]P([O-])(=O)OP([O-])(=O)OP([O-])([O-])=O UNXRWKVEANCORM-UHFFFAOYSA-I 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- RGHNJXZEOKUKBD-UHFFFAOYSA-N D-gluconic acid Natural products OCC(O)C(O)C(O)C(O)C(O)=O RGHNJXZEOKUKBD-UHFFFAOYSA-N 0.000 description 1
- QXNVGIXVLWOKEQ-UHFFFAOYSA-N Disodium Chemical class [Na][Na] QXNVGIXVLWOKEQ-UHFFFAOYSA-N 0.000 description 1
- ZGTMUACCHSMWAC-UHFFFAOYSA-L EDTA disodium salt (anhydrous) Chemical compound [Na+].[Na+].OC(=O)CN(CC([O-])=O)CCN(CC(O)=O)CC([O-])=O ZGTMUACCHSMWAC-UHFFFAOYSA-L 0.000 description 1
- RGHNJXZEOKUKBD-SQOUGZDYSA-N Gluconic acid Natural products OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(O)=O RGHNJXZEOKUKBD-SQOUGZDYSA-N 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
- 229910001854 alkali hydroxide Inorganic materials 0.000 description 1
- 235000019730 animal feed additive Nutrition 0.000 description 1
- 235000013405 beer Nutrition 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000008139 complexing agent Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000003977 dairy farming Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003623 enhancer Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000000174 gluconic acid Substances 0.000 description 1
- 235000012208 gluconic acid Nutrition 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 159000000003 magnesium salts Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000021049 nutrient content Nutrition 0.000 description 1
- 229910001414 potassium ion Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
Classifications
-
- 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
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/02—Inorganic compounds ; Elemental compounds
- C11D3/04—Water-soluble compounds
- C11D3/044—Hydroxides or bases
-
- 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
- C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
- C11D17/0047—Detergents in the form of bars or tablets
- C11D17/0056—Lavatory cleansing blocks
-
- 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
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/20—Organic compounds containing oxygen
- C11D3/2075—Carboxylic acids-salts thereof
- C11D3/2086—Hydroxy carboxylic acids-salts thereof
-
- 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
- C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
- C11D7/02—Inorganic compounds
- C11D7/04—Water-soluble compounds
- C11D7/06—Hydroxides
-
- C11D2111/20—
Landscapes
- Chemical & Material Sciences (AREA)
- Wood Science & Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Detergent Compositions (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19607800 | 1996-03-01 | ||
DE19607800A DE19607800A1 (de) | 1996-03-01 | 1996-03-01 | Reinigungsmittel für Anlagen der Lebensmittelindustrie, seine Verwendung und Verfahren zum Reinigen dieser Anlagen |
PCT/EP1997/000799 WO1997032000A2 (de) | 1996-03-01 | 1997-02-20 | Reinigungsmittel für anlagen der lebensmittelindustrie, seine verwendung und verfahren zum reinigen dieser anlagen |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0883676A2 true EP0883676A2 (de) | 1998-12-16 |
EP0883676B1 EP0883676B1 (de) | 2001-04-25 |
Family
ID=7786862
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP97903331A Expired - Lifetime EP0883676B1 (de) | 1996-03-01 | 1997-02-20 | Reinigungsmittel für anlagen der lebensmittelindustrie, seine verwendung und verfahren zum reinigen dieser anlagen |
Country Status (14)
Country | Link |
---|---|
US (1) | US6204231B1 (de) |
EP (1) | EP0883676B1 (de) |
JP (1) | JP2000506910A (de) |
AT (1) | ATE200792T1 (de) |
AU (1) | AU714812B2 (de) |
BR (1) | BR9707898A (de) |
CA (1) | CA2248080A1 (de) |
DE (2) | DE19607800A1 (de) |
DK (1) | DK0883676T3 (de) |
ES (1) | ES2156360T3 (de) |
GR (1) | GR3035881T3 (de) |
NO (1) | NO983115L (de) |
NZ (1) | NZ331625A (de) |
WO (1) | WO1997032000A2 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19726287A1 (de) | 1997-06-20 | 1998-12-24 | Henkel Ecolab Gmbh & Co Ohg | Verfahren zum Waschen von Wäsche, insbesondere von Berufsbekleidung |
US7909179B2 (en) * | 2005-08-16 | 2011-03-22 | Ge Osmonics, Inc. | Modified polyamide matrices and methods for their preparation |
US7575687B2 (en) * | 2005-08-16 | 2009-08-18 | Ge Osmonics, Inc. | Membranes and methods useful for caustic applications |
US20100151094A1 (en) * | 2008-12-16 | 2010-06-17 | Choudhury Gour S | Methods, apparatuses, and systems for the removal of peels from agricultural produce |
ES2868145T3 (es) * | 2012-06-07 | 2021-10-21 | Diversey Inc | Composiciones y métodos de limpieza, desinfección e higienización que son neutras en efluentes |
US8835140B2 (en) | 2012-06-21 | 2014-09-16 | Ecolab Usa Inc. | Methods using peracids for controlling corn ethanol fermentation process infection and yield loss |
EP3156475B1 (de) | 2015-10-16 | 2018-06-06 | Hans Georg Hagleitner | Flüssiges reinigungskonzentrat |
GB201801230D0 (en) * | 2018-01-25 | 2018-03-14 | Univ Leuven Kath | Cross-linked nanofiltration membranes |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4243543A (en) * | 1979-05-11 | 1981-01-06 | Economics Laboratory, Inc. | Stabilized liquid enzyme-containing detergent compositions |
US4230592A (en) * | 1979-05-31 | 1980-10-28 | Chemed Corporation | Controlled foam detergent additive |
EG18543A (en) * | 1986-02-20 | 1993-07-30 | Albright & Wilson | Protected enzyme systems |
US5093031A (en) * | 1986-06-27 | 1992-03-03 | Isp Investments Inc. | Surface active lactams |
US4787999A (en) * | 1986-09-22 | 1988-11-29 | Dingess John A | Compositions for cleaning aluminum |
US4836948A (en) * | 1987-12-30 | 1989-06-06 | Lever Brothers Company | Viscoelastic gel detergent compositions |
US5273675A (en) * | 1990-02-16 | 1993-12-28 | Rohm And Haas Company | Phosphate-free liquid cleaning compositions containing polymer |
US5064561A (en) * | 1990-05-09 | 1991-11-12 | Diversey Corporation | Two-part clean-in-place system |
DE4206772A1 (de) | 1992-03-04 | 1993-09-09 | Kramaschke Gmbh Dr | Reinigungsmittel fuer oelkuehler |
DE59303689D1 (de) * | 1992-03-06 | 1996-10-17 | Filtrox Werk Ag | Verfahren zur Filtration verschmutzter Lauge und Anlage zur Durchführung des Verfahrens |
DE4319935A1 (de) * | 1993-06-16 | 1994-12-22 | Basf Ag | Verwendung von Glycin-N,N-diessigsäure-Derivaten als Komplexbildner für Erdalkali- und Schwermetallionen |
US5484549A (en) * | 1993-08-30 | 1996-01-16 | Ecolab Inc. | Potentiated aqueous ozone cleaning composition for removal of a contaminating soil from a surface |
US5514282A (en) * | 1994-04-01 | 1996-05-07 | Hibbard; David C. | Food processing wastewater treatment and recovery process |
IL109249A0 (en) * | 1994-04-07 | 1994-07-31 | Weizmann Kiryat Membrane Prod | Process and system for purifying a contaminated caustic feed solution |
US5486315A (en) * | 1994-05-20 | 1996-01-23 | Lonza Inc. | Low foam branched alkyldimethylamine oxides |
US5746920A (en) * | 1994-06-08 | 1998-05-05 | Fraunhofer-Gesellschaft Zur Foerder Der Angewandten Forschung E.V. | Process for purifying dairy wastewater |
DE69512656T2 (de) * | 1994-06-09 | 2000-06-08 | Agricultural Research Inst Of | Verfahren zum säubern von molkereispülwasser |
NO942341L (no) * | 1994-06-20 | 1995-12-21 | Arne Pedersen | Flytende, vandig rengjöringsmiddel |
ZA955295B (en) * | 1994-06-27 | 1996-02-13 | Diversey Corp | Non-silicated soft metal safe product |
US5520835A (en) * | 1994-08-31 | 1996-05-28 | The Procter & Gamble Company | Automatic dishwashing compositions comprising multiquaternary bleach activators |
DE19524211A1 (de) | 1995-07-03 | 1997-01-09 | Henkel Ecolab Gmbh & Co Ohg | Anlagen-Reinigungsverfahren mit integrierter Vorspülung |
US5571446A (en) * | 1995-07-27 | 1996-11-05 | Diversey Corporation | Anionic stabilized enzyme based clean-in-place system |
CA2190235A1 (en) * | 1995-11-20 | 1997-05-21 | Barry Weinstein | High alkali-containing cleaning concentrates |
-
1996
- 1996-03-01 DE DE19607800A patent/DE19607800A1/de not_active Withdrawn
-
1997
- 1997-02-20 ES ES97903331T patent/ES2156360T3/es not_active Expired - Lifetime
- 1997-02-20 BR BR9707898A patent/BR9707898A/pt not_active Application Discontinuation
- 1997-02-20 CA CA002248080A patent/CA2248080A1/en not_active Abandoned
- 1997-02-20 US US09/142,098 patent/US6204231B1/en not_active Expired - Fee Related
- 1997-02-20 WO PCT/EP1997/000799 patent/WO1997032000A2/de active IP Right Grant
- 1997-02-20 JP JP9530558A patent/JP2000506910A/ja active Pending
- 1997-02-20 EP EP97903331A patent/EP0883676B1/de not_active Expired - Lifetime
- 1997-02-20 AT AT97903331T patent/ATE200792T1/de not_active IP Right Cessation
- 1997-02-20 DK DK97903331T patent/DK0883676T3/da active
- 1997-02-20 AU AU17929/97A patent/AU714812B2/en not_active Ceased
- 1997-02-20 NZ NZ331625A patent/NZ331625A/xx unknown
- 1997-02-20 DE DE59703437T patent/DE59703437D1/de not_active Expired - Fee Related
-
1998
- 1998-07-06 NO NO983115A patent/NO983115L/no unknown
-
2001
- 2001-05-16 GR GR20010400734T patent/GR3035881T3/el not_active IP Right Cessation
Non-Patent Citations (1)
Title |
---|
See references of WO9732000A2 * |
Also Published As
Publication number | Publication date |
---|---|
BR9707898A (pt) | 1999-07-27 |
CA2248080A1 (en) | 1997-09-04 |
WO1997032000A2 (de) | 1997-09-04 |
GR3035881T3 (en) | 2001-08-31 |
EP0883676B1 (de) | 2001-04-25 |
AU714812B2 (en) | 2000-01-13 |
NZ331625A (en) | 1999-11-29 |
DE19607800A1 (de) | 1997-09-04 |
JP2000506910A (ja) | 2000-06-06 |
DE59703437D1 (de) | 2001-05-31 |
ES2156360T3 (es) | 2001-06-16 |
WO1997032000A3 (de) | 1997-12-11 |
ATE200792T1 (de) | 2001-05-15 |
NO983115L (no) | 1998-07-06 |
AU1792997A (en) | 1997-09-16 |
US6204231B1 (en) | 2001-03-20 |
DK0883676T3 (da) | 2001-08-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0836537B1 (de) | Anlagen-reinigungsverfahren mit integrierter vorspülung | |
DE19630089C1 (de) | Verfahren zur Aufbereitung von Abwasser mittels Membranfiltration | |
EP0990017A1 (de) | Verfahren und anordnung zum trocknen eines gases | |
EP0883676B1 (de) | Reinigungsmittel für anlagen der lebensmittelindustrie, seine verwendung und verfahren zum reinigen dieser anlagen | |
EP0930272B1 (de) | Verfahren zur Teilentsalzung von Wasser | |
DE19603494C2 (de) | Verfahren zur Teilentsalzung von Wasser | |
DE4415637C2 (de) | Verfahren und Vorrichtung zur Klärung und Aufbereitung von Waschwassern aus Fahrzeugwaschanlagen | |
EP0551245B1 (de) | Verfahren zur Filtration verschmutzter Lauge und Anlage zur Durchführung des Verfahrens | |
EP1741674A2 (de) | Verfahren zum Reinigen von Gegenständen und Reinigungssystem | |
DE2724724C3 (de) | Verfahren und Anlage zum Aufbereiten von schwermetallhaltigen Abwässern unter Rückgewinnung von Schwermetallen | |
DE3831976A1 (de) | Verfahren zum entsorgen verbrauchter oel-/wasseremulsionen | |
DE19654619A1 (de) | Verfahren und Vorrichtung zum Aufbereiten von Wasch- und Spülwasser zwecks Wiederverwendung | |
DE102018006337A1 (de) | Anlage und Verfahren zur Aufbereitung von Gärresten, Gülle und anderen hochbelasteten Abwässern | |
DE102018112941B3 (de) | Prozesswasseraufbereitungsvorrichtung und Verfahren zur Prozesswasseraufbereitung | |
DE3619086A1 (de) | Verfahren zum entsalzen von wasserhaltigen loesungen, vorrichtung zur durchfuehrung desselben sowie deren verwendung | |
EP1487743B1 (de) | Verfahren und vorrichtung zur erzeugung eines metallhydroxids | |
DE4440353C2 (de) | Verfahren zum Bearbeiten von mit Fremdstoffen belasteten Flüssigkeiten, die beim Abbeizen von Lacken und/oder Farben anfallen | |
EP0676374A2 (de) | Verfahren und Vorrichtung zur Reinwasserherstellung | |
DE19502440A1 (de) | Verfahren und Vorrichtung zum Reinigen von Abwasser | |
DE19605624C2 (de) | Verfahren zur Reinigung von tensidhaltiger Schmutzlauge mit Zentrifugierstufe | |
MXPA98006896A (en) | Cleaning formulation for the equipment that is used in the food industry, its use and a process to clean this equipment | |
DE202021002328U1 (de) | Vorrichtung zur Wasseraufbereitung mittels Ionenaustauscher mit Regeneration mit CO2 | |
DE202018101963U1 (de) | Anlage zur schlammreduzierten Kalkwasserherstellung und Lösewasservorbehandlung durch Säureentkarbonisierung | |
DE10207082B4 (de) | Verfahren zum abwasser- und abfallfreien Betrieb von sauren Behandlungsbädern | |
DE10217530A1 (de) | Verfahren zur Aufreinigung von Cyanamid-haltigen Lösungen |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 19980824 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE CH DE DK ES FI FR GB GR IE IT LI NL PT SE |
|
17Q | First examination report despatched |
Effective date: 19991201 |
|
GRAG | Despatch of communication of intention to grant |
Free format text: ORIGINAL CODE: EPIDOS AGRA |
|
GRAG | Despatch of communication of intention to grant |
Free format text: ORIGINAL CODE: EPIDOS AGRA |
|
GRAH | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOS IGRA |
|
GRAH | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOS IGRA |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): AT BE CH DE DK ES FI FR GB GR IE IT LI NL PT SE |
|
REF | Corresponds to: |
Ref document number: 200792 Country of ref document: AT Date of ref document: 20010515 Kind code of ref document: T |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: EP |
|
REF | Corresponds to: |
Ref document number: 59703437 Country of ref document: DE Date of ref document: 20010531 |
|
ET | Fr: translation filed | ||
REG | Reference to a national code |
Ref country code: IE Ref legal event code: FG4D Free format text: GERMAN |
|
REG | Reference to a national code |
Ref country code: ES Ref legal event code: FG2A Ref document number: 2156360 Country of ref document: ES Kind code of ref document: T3 |
|
ITF | It: translation for a ep patent filed |
Owner name: STUDIO JAUMANN P. & C. S.N.C. |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: PT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20010726 |
|
REG | Reference to a national code |
Ref country code: DK Ref legal event code: T3 |
|
GBT | Gb: translation of ep patent filed (gb section 77(6)(a)/1977) |
Effective date: 20010726 |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: IF02 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: SE Payment date: 20020206 Year of fee payment: 6 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FI Payment date: 20020214 Year of fee payment: 6 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: GR Payment date: 20020226 Year of fee payment: 6 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: IE Payment date: 20020227 Year of fee payment: 6 |
|
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
26N | No opposition filed | ||
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: IE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20030220 Ref country code: FI Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20030220 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20030221 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: GR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20030904 |
|
EUG | Se: european patent has lapsed | ||
REG | Reference to a national code |
Ref country code: IE Ref legal event code: MM4A |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DK Payment date: 20060109 Year of fee payment: 10 Ref country code: NL Payment date: 20060109 Year of fee payment: 10 Ref country code: AT Payment date: 20060109 Year of fee payment: 10 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FR Payment date: 20060202 Year of fee payment: 10 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: ES Payment date: 20060210 Year of fee payment: 10 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: BE Payment date: 20060223 Year of fee payment: 10 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: IT Payment date: 20060228 Year of fee payment: 10 Ref country code: DE Payment date: 20060228 Year of fee payment: 10 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: CH Payment date: 20060308 Year of fee payment: 10 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: LI Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20070228 Ref country code: CH Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20070228 |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: PL Ref country code: DK Ref legal event code: EBP |
|
GBPC | Gb: european patent ceased through non-payment of renewal fee |
Effective date: 20070220 |
|
NLV4 | Nl: lapsed or anulled due to non-payment of the annual fee |
Effective date: 20070901 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: AT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20070220 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: ST Effective date: 20071030 |
|
BERE | Be: lapsed |
Owner name: *HENKEL-ECOLAB G.M.B.H. & CO. OHG Effective date: 20070228 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: BE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20070228 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: NL Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20070901 Ref country code: DK Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20070228 Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20070901 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20070220 Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20070228 |
|
REG | Reference to a national code |
Ref country code: ES Ref legal event code: FD2A Effective date: 20070221 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: ES Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20070221 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: GB Payment date: 20060109 Year of fee payment: 10 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: IT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20070220 |