CN100368309C - 除去生物膜的方法 - Google Patents
除去生物膜的方法 Download PDFInfo
- Publication number
- CN100368309C CN100368309C CNB038256770A CN03825677A CN100368309C CN 100368309 C CN100368309 C CN 100368309C CN B038256770 A CNB038256770 A CN B038256770A CN 03825677 A CN03825677 A CN 03825677A CN 100368309 C CN100368309 C CN 100368309C
- Authority
- CN
- China
- Prior art keywords
- water
- chlorine
- bearing media
- chlorinated hydantoin
- hydantoin
- 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
- 238000000034 method Methods 0.000 title claims abstract description 35
- 150000001469 hydantoins Chemical class 0.000 claims abstract description 45
- 239000000460 chlorine Substances 0.000 claims abstract description 38
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229910052801 chlorine Inorganic materials 0.000 claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 53
- 230000000813 microbial effect Effects 0.000 claims description 46
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical group [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 claims description 31
- 239000000203 mixture Substances 0.000 claims description 22
- 230000003641 microbiacidal effect Effects 0.000 claims description 20
- 229940124561 microbicide Drugs 0.000 claims description 20
- 239000002855 microbicide agent Substances 0.000 claims description 17
- 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 claims description 16
- 239000003795 chemical substances by application Substances 0.000 claims description 15
- 239000006185 dispersion Substances 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 9
- WJRBRSLFGCUECM-UHFFFAOYSA-N hydantoin Chemical compound O=C1CNC(=O)N1 WJRBRSLFGCUECM-UHFFFAOYSA-N 0.000 claims description 8
- 239000013543 active substance Substances 0.000 claims description 5
- 239000000654 additive Substances 0.000 claims description 5
- 230000000996 additive effect Effects 0.000 claims description 5
- 230000029936 alkylation Effects 0.000 claims description 4
- 238000005804 alkylation reaction Methods 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 4
- 239000000498 cooling water Substances 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 125000000217 alkyl group Chemical group 0.000 claims description 2
- 235000012206 bottled water Nutrition 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 239000003651 drinking water Substances 0.000 claims description 2
- 235000013305 food Nutrition 0.000 claims description 2
- 230000002262 irrigation Effects 0.000 claims description 2
- 238000003973 irrigation Methods 0.000 claims description 2
- 230000004071 biological effect Effects 0.000 claims 4
- 125000004432 carbon atom Chemical group C* 0.000 claims 1
- 125000003963 dichloro group Chemical group Cl* 0.000 claims 1
- 239000010802 sludge Substances 0.000 abstract 2
- 238000011065 in-situ storage Methods 0.000 abstract 1
- 229910019093 NaOCl Inorganic materials 0.000 description 28
- 230000000694 effects Effects 0.000 description 19
- 229910052736 halogen Inorganic materials 0.000 description 19
- 150000002367 halogens Chemical class 0.000 description 19
- 238000012360 testing method Methods 0.000 description 14
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 13
- 239000001301 oxygen Substances 0.000 description 13
- 229910052760 oxygen Inorganic materials 0.000 description 13
- 230000012010 growth Effects 0.000 description 11
- CRWJEUDFKNYSBX-UHFFFAOYSA-N sodium;hypobromite Chemical compound [Na+].Br[O-] CRWJEUDFKNYSBX-UHFFFAOYSA-N 0.000 description 11
- 241000894006 Bacteria Species 0.000 description 10
- 239000000243 solution Substances 0.000 description 10
- 241001478896 Sphaerotilus natans Species 0.000 description 9
- PQRDTUFVDILINV-UHFFFAOYSA-N bcdmh Chemical compound CC1(C)N(Cl)C(=O)N(Br)C1=O PQRDTUFVDILINV-UHFFFAOYSA-N 0.000 description 8
- 238000012545 processing Methods 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- 238000012546 transfer Methods 0.000 description 7
- 244000005700 microbiome Species 0.000 description 6
- -1 quaternary ammonium halide Chemical class 0.000 description 6
- 230000011218 segmentation Effects 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 5
- 230000003115 biocidal effect Effects 0.000 description 5
- 238000011161 development Methods 0.000 description 5
- 230000018109 developmental process Effects 0.000 description 5
- ZFSLODLOARCGLH-UHFFFAOYSA-N isocyanuric acid Chemical compound OC1=NC(O)=NC(O)=N1 ZFSLODLOARCGLH-UHFFFAOYSA-N 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 230000009466 transformation Effects 0.000 description 5
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 4
- 239000002054 inoculum Substances 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 235000015097 nutrients Nutrition 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 239000002609 medium Substances 0.000 description 3
- 239000003607 modifier Substances 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 3
- 230000009182 swimming Effects 0.000 description 3
- YIROYDNZEPTFOL-UHFFFAOYSA-N 5,5-Dimethylhydantoin Chemical compound CC1(C)NC(=O)NC1=O YIROYDNZEPTFOL-UHFFFAOYSA-N 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- 241000589248 Legionella Species 0.000 description 2
- 208000007764 Legionnaires' Disease Diseases 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 125000002091 cationic group Chemical group 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000008235 industrial water Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 244000144972 livestock Species 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- KDYFGRWQOYBRFD-UHFFFAOYSA-N succinic acid Chemical compound OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- OFTZZDZZNXTWFO-UHFFFAOYSA-N 1,3-dichloro-5-ethyl-5-methylimidazolidine-2,4-dione Chemical compound CCC1(C)N(Cl)C(=O)N(Cl)C1=O OFTZZDZZNXTWFO-UHFFFAOYSA-N 0.000 description 1
- 241000251468 Actinopterygii Species 0.000 description 1
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- PXXAECJNCBHAQY-UHFFFAOYSA-N C(C)(=O)O.C(CCCCCCCCCCC)[Na] Chemical compound C(C)(=O)O.C(CCCCCCCCCCC)[Na] PXXAECJNCBHAQY-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- QDHHCQZDFGDHMP-UHFFFAOYSA-N Chloramine Chemical compound ClN QDHHCQZDFGDHMP-UHFFFAOYSA-N 0.000 description 1
- QXNVGIXVLWOKEQ-UHFFFAOYSA-N Disodium Chemical compound [Na][Na] QXNVGIXVLWOKEQ-UHFFFAOYSA-N 0.000 description 1
- 241000628997 Flos Species 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 239000001888 Peptone Substances 0.000 description 1
- 108010080698 Peptones Proteins 0.000 description 1
- 240000004808 Saccharomyces cerevisiae Species 0.000 description 1
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 239000002671 adjuvant Substances 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- 229910021502 aluminium hydroxide Inorganic materials 0.000 description 1
- 239000004599 antimicrobial Substances 0.000 description 1
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000003139 biocide Substances 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000007844 bleaching agent Substances 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- YYRMJZQKEFZXMX-UHFFFAOYSA-N calcium;phosphoric acid Chemical compound [Ca+2].OP(O)(O)=O.OP(O)(O)=O YYRMJZQKEFZXMX-UHFFFAOYSA-N 0.000 description 1
- 150000001721 carbon Chemical group 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 150000001875 compounds Chemical group 0.000 description 1
- 235000008504 concentrate Nutrition 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000011981 development test Methods 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 125000003438 dodecyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000028564 filamentous growth Effects 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- 150000004676 glycans Chemical class 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 230000002140 halogenating effect Effects 0.000 description 1
- 230000026030 halogenation Effects 0.000 description 1
- 238000005658 halogenation reaction Methods 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000010954 inorganic particle Substances 0.000 description 1
- 229910017053 inorganic salt Inorganic materials 0.000 description 1
- 238000011005 laboratory method Methods 0.000 description 1
- 235000014666 liquid concentrate Nutrition 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 244000000010 microbial pathogen Species 0.000 description 1
- 210000003097 mucus Anatomy 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 235000019319 peptone Nutrition 0.000 description 1
- 150000003016 phosphoric acids Chemical class 0.000 description 1
- 238000006303 photolysis reaction Methods 0.000 description 1
- 229920001282 polysaccharide Polymers 0.000 description 1
- 239000005017 polysaccharide Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
- 239000003352 sequestering agent Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- APSBXTVYXVQYAB-UHFFFAOYSA-M sodium docusate Chemical compound [Na+].CCCCC(CC)COC(=O)CC(S([O-])(=O)=O)C(=O)OCC(CC)CCCC APSBXTVYXVQYAB-UHFFFAOYSA-M 0.000 description 1
- MWNQXXOSWHCCOZ-UHFFFAOYSA-L sodium;oxido carbonate Chemical compound [Na+].[O-]OC([O-])=O MWNQXXOSWHCCOZ-UHFFFAOYSA-L 0.000 description 1
- 235000013599 spices Nutrition 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000001384 succinic acid Substances 0.000 description 1
- 239000002426 superphosphate Substances 0.000 description 1
- 230000001839 systemic circulation Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/76—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/02—Non-contaminated water, e.g. for industrial water supply
- C02F2103/023—Water in cooling circuits
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/42—Nature of the water, waste water, sewage or sludge to be treated from bathing facilities, e.g. swimming pools
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/02—Odour removal or prevention of malodour
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/06—Sludge reduction, e.g. by lysis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/12—Prevention of foaming
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/20—Prevention of biofouling
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/02—Agents for preventing deposition on the paper mill equipment, e.g. pitch or slime control
- D21H21/04—Slime-control agents
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Veterinary Medicine (AREA)
- Pest Control & Pesticides (AREA)
- Dentistry (AREA)
- Inorganic Chemistry (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Agronomy & Crop Science (AREA)
- Epidemiology (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Plant Pathology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Activated Sludge Processes (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Detergent Compositions (AREA)
- Cleaning By Liquid Or Steam (AREA)
- Treatment Of Sludge (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Physical Water Treatments (AREA)
Abstract
Description
杀微生物剂 | 浓度,ppm | B<sub>平均</sub>,g | B<sub>对照平均</sub>,g | E,% |
NaOCl | 10 | 0.0028 | 0.0185 | 84.86 |
NaOBr | 10 | 0.0013 | 0.0185 | 92.97 |
MBDMH | 10 | 0.0008 | 0.0185 | 95.7 |
MCDMH | 10 | 0.0005 | 0.0185 | 97.3 |
DCDMH | 10 | 0.0005 | 0.0173 | 97.1 |
NaOCl | 5 | 0.009 | 0.0144 | 37.5 |
NaOBr | 5 | 0.0021 | 0.0144 | 85.4 |
MBDMH | 5 | 0.0081 | 0.0152 | 46.7 |
MCDMH | 5 | 0.0007 | 0.0144 | 95.1 |
DCDMH | 5 | 0.0009 | 0.0173 | 94.8 |
参数 | 条件 |
pH | 7.2-8.5 |
循环水温度 | 74-76 |
壁温 | 85 |
循环水 | Clinton自来水 |
基质浓度 | CGY;30-70ppm |
接种物 | 浮游球衣菌 |
水流速 | 3fps |
稀释率 | 0.9 |
循环水 | 170ml/min |
营养素添加 | 1ml/min |
系统体积 | 10升 |
生物膜 | 对照 | 生物膜 | 去除 |
HTR | DO | HTR | |
NaOCl | 无效 | 最弱 | No |
NaOBr | 在20ppm有效 | 中等 | No |
BCDMH/MEH | 在15ppm有效 | 中等 | No |
MCDMH | 在15ppm有效 | 中等 | 在20ppm去除 |
DCDMH | 在15ppm有效 | 最强 | 在20ppm去除 |
时间变化(小时) | 总的卤素(Cl<sub>2</sub>的ppm) | |
NaOCl | MCDMH | |
0 | 4.0 | 5.9 |
1.5 | 1.1 | 5.6 |
6.5 | 0.07 | 5.3 |
29.5 | - | 4.1 |
52.5 | - | 3.1 |
100 | - | 2.3 |
187 | - | 1.5 |
267 | - | 1.0 |
一级半衰期(小时) | 108 | 1.14 |
时间变化(小时) | 总卤素(Cl<sub>2</sub>的ppm) | |
NaOCl30ppm DMH | NaOCl+30ppm氰尿酸 | |
0 | 4.6 | 4.3 |
1.5 | 4.3 | 4.1 |
6.5 | 4.05 | 3.6 |
29.5 | 3.6 | 2.0 |
52.5 | 3.0 | 0.78 |
100 | 2.2 | 0.07 |
187 | 1.68 | - |
267 | 1.19 | - |
一级半衰期(小时) | 141 | 17 |
Claims (13)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US43568002P | 2002-12-20 | 2002-12-20 | |
US60/435,680 | 2002-12-20 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008100097904A Division CN101239747B (zh) | 2002-12-20 | 2003-06-06 | 除去生物膜的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1714050A CN1714050A (zh) | 2005-12-28 |
CN100368309C true CN100368309C (zh) | 2008-02-13 |
Family
ID=32713043
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008100097904A Expired - Lifetime CN101239747B (zh) | 2002-12-20 | 2003-06-06 | 除去生物膜的方法 |
CNB038256770A Expired - Lifetime CN100368309C (zh) | 2002-12-20 | 2003-06-06 | 除去生物膜的方法 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008100097904A Expired - Lifetime CN101239747B (zh) | 2002-12-20 | 2003-06-06 | 除去生物膜的方法 |
Country Status (16)
Country | Link |
---|---|
US (1) | US7407590B2 (zh) |
EP (1) | EP1578695B8 (zh) |
JP (2) | JP2006512197A (zh) |
CN (2) | CN101239747B (zh) |
AU (1) | AU2003243419B2 (zh) |
BR (1) | BR0317589B1 (zh) |
CA (1) | CA2507978C (zh) |
ES (1) | ES2433016T3 (zh) |
HK (2) | HK1087094A1 (zh) |
MX (1) | MXPA05006756A (zh) |
NO (1) | NO333931B1 (zh) |
NZ (1) | NZ540823A (zh) |
PL (1) | PL218746B1 (zh) |
SI (1) | SI1578695T1 (zh) |
WO (1) | WO2004060818A1 (zh) |
ZA (1) | ZA200504876B (zh) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004113236A2 (en) * | 2003-06-20 | 2004-12-29 | Rhodia Uk Ltd | Uncoupling agents |
GB0314363D0 (en) * | 2003-06-20 | 2003-07-23 | Thames Water Utilities | Treatment of sewage sludge |
US7645730B2 (en) * | 2004-04-29 | 2010-01-12 | Advanced Biocatalytics Corp. | Surfactant composition with a reduction of surface tension, interfacial tension, and critical micelle concentration using a protein-based surfactant synergist |
AU2005254315B2 (en) * | 2004-06-21 | 2009-04-09 | Rhodia Uk Limited | Improvement of sludge quality |
US20090200246A1 (en) * | 2006-12-29 | 2009-08-13 | King Joseph A | ION enhancement |
US20090272698A1 (en) * | 2008-05-01 | 2009-11-05 | John Hill | Bromate suppression |
GB2421239B (en) * | 2004-12-20 | 2010-06-23 | Rhodia Uk Ltd | Treatment of sewage sludge |
US20060201877A1 (en) * | 2005-03-10 | 2006-09-14 | Baldridge John W | Septic system cleaning |
US9061926B2 (en) * | 2005-07-15 | 2015-06-23 | Nalco Company | Synergistic composition and method for inhibiting growth of microorganisms |
TWI445698B (zh) * | 2006-06-29 | 2014-07-21 | Albemarle Corp | 生物膜控制 |
FI119800B (fi) * | 2006-11-09 | 2009-03-31 | Kemira Oyj | Menetelmä mikro-organismien kasvun estämiseksi ja mikro-organismien kasvua estävä yhdistelmä |
US7879235B2 (en) * | 2008-03-18 | 2011-02-01 | General Electric Company | Methods for biological purification of waste |
EP2165981A1 (en) * | 2008-08-21 | 2010-03-24 | Lonza, Inc. | Antimicrobial water treatment |
WO2010135194A1 (en) * | 2009-05-18 | 2010-11-25 | Dow Global Technologies Inc. | Halogenated amide biocidal compounds and methods for treating water systems at near neutral to high ph |
JP5795575B2 (ja) * | 2009-05-18 | 2015-10-14 | ダウ グローバル テクノロジーズ エルエルシー | 殺生剤としてのハロゲン化アミドによるバイオフィルムの制御 |
US20100314318A1 (en) * | 2009-05-18 | 2010-12-16 | Gartner Charles D | Halogenated amide biocidal compounds and methods for treating water systems at near neutral to high ph |
JP6029977B2 (ja) | 2009-07-27 | 2016-11-24 | ロンザ インコーポレイテッド | 安定化された活性ハロゲン溶液 |
WO2012134790A1 (en) | 2011-03-25 | 2012-10-04 | Dow Global Technologies Llc | Compositions of dibromomalonamide and their use as biocides |
US10118849B2 (en) | 2013-04-26 | 2018-11-06 | Arch Chemicals, Inc. | Method and kit for treating recreational water |
US9909219B2 (en) * | 2014-04-14 | 2018-03-06 | Ecolab Usa Inc. | Slurry biocide |
US20160052797A1 (en) * | 2014-08-19 | 2016-02-25 | Manuel J ECONOMEDES | Methods and systems for use in treatment of liquids |
US10701930B2 (en) * | 2017-10-24 | 2020-07-07 | Chemtreat, Inc. | Compositions and methods for treating water by stabilizing an oxidizing biocide |
JP7323230B2 (ja) * | 2018-05-01 | 2023-08-08 | アムテック株式会社 | 結合塩素の生成方法 |
CN109761321A (zh) * | 2019-01-24 | 2019-05-17 | 南京天诗蓝盾生物科技有限公司 | 一种次氯酸钠新型增效剂的制备和运用 |
WO2024089991A1 (ja) * | 2022-10-26 | 2024-05-02 | 星光Pmc株式会社 | 乾燥バイオフィルム処理剤、医療機器用洗浄組成物及び乾燥バイオフィルムの処理方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5565109A (en) * | 1994-10-14 | 1996-10-15 | Lonza Inc. | Hydantoin-enhanced halogen efficacy in pulp and paper applications |
US5662940A (en) * | 1989-06-16 | 1997-09-02 | University Of Houston | Biocidal methods and compositions for recirculating water systems |
US5972864A (en) * | 1997-02-14 | 1999-10-26 | Lonza Inc. | Bleaching and cleaning compositions containing fragrances |
Family Cites Families (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3328294A (en) | 1966-09-19 | 1967-06-27 | Mead Corp | Process for control of micro-organisms in process streams |
US3749672A (en) | 1971-04-19 | 1973-07-31 | Du Pont | Stabilized solutions of n-halo compounds |
BE792413A (fr) | 1971-12-07 | 1973-06-07 | Alsace Mines Potasse | Stabilisation de solutions aqueuses de brome |
US4382799A (en) | 1978-05-30 | 1983-05-10 | Glyco Chemicals, Inc. | Low temperature bleaching with positive bromine ions (Br+) |
US4235599A (en) | 1978-05-30 | 1980-11-25 | Glyco Chemicals, Inc. | Bleaching composition |
JPS5631492A (en) | 1979-08-22 | 1981-03-30 | Nitto Chem Ind Co Ltd | Stabilization of residual chlorine |
US4297224A (en) * | 1980-06-04 | 1981-10-27 | Great Lakes Chemical Corporation | Method for the control of biofouling in recirculating water systems |
US4427692A (en) | 1981-12-15 | 1984-01-24 | Glyco, Inc. | Agglomerated halo-hydantoins |
US4654424A (en) | 1983-02-02 | 1987-03-31 | Glyco Inc. | Method for preparing halogenated hydantoins |
US4560766A (en) | 1983-02-02 | 1985-12-24 | Glyco Chemicals, Inc. | Shaped halogenated hydantoins |
EP0137875B1 (en) * | 1983-10-17 | 1989-08-02 | Lonza, Inc. | Agglomerated halo-hydantoins |
US4537697A (en) | 1983-12-16 | 1985-08-27 | Glyco, Inc. | Method of enhancing solubility of halogenated hydantoins |
US4561981A (en) | 1984-01-27 | 1985-12-31 | Characklis William G | Treatment of fouling with microcapsules |
US4698165A (en) | 1985-10-18 | 1987-10-06 | Glyco Inc. | Shock treatment of aqueous systems |
US4925866A (en) | 1986-10-31 | 1990-05-15 | Great Lakes Chemical Corporation | Method for controlling plant diseases and microoganisms in the presence of plants |
US4976874A (en) | 1987-04-20 | 1990-12-11 | Great Lakes Chemical Corporation | Control of biofouling in aqueous systems by non-polymeric quaternary ammonium polyhalides |
US5071765A (en) | 1989-03-13 | 1991-12-10 | Nalco Chemical Company | Application of multiple enzyme blend to control industrial slime on equipment surfaces |
US5603941A (en) * | 1994-05-03 | 1997-02-18 | Lonza, Inc. | Multifunctional biodispersant/biocidal compositions |
DE69519993T2 (de) | 1994-10-03 | 2001-06-21 | Weinstock David | Methode zur behandlung von flüssigkeiten zur verhinderungdes wachsens von lebenden organismen |
US5565576A (en) | 1994-10-27 | 1996-10-15 | Lonza Inc. | Halohydantoin and fatty amide composition for compaction, process of compacting and product produced thereby |
JP3877788B2 (ja) * | 1994-12-26 | 2007-02-07 | 伯東株式会社 | パルプ工場・製紙工場におけるスライム障害防止方法 |
US5750061A (en) | 1995-11-07 | 1998-05-12 | Lonza Inc. | Halohydantoin forms produced by melt extrusion and method for making |
US5882526A (en) * | 1997-06-12 | 1999-03-16 | Great Lakes Chemical Corporation | Methods for treating regulated waters with low levels of oxidizing halogens and hydrogen peroxides |
US6447722B1 (en) * | 1998-12-04 | 2002-09-10 | Stellar Technology Company | Solid water treatment composition and methods of preparation and use |
US6303038B1 (en) * | 1999-06-01 | 2001-10-16 | Albemarle Corporation | Solid mixtures of dialkylhydantoins and bromide ion sources for water sanitization |
US6565868B1 (en) * | 2000-01-18 | 2003-05-20 | Albemarle Corporation | Methods for microbiological control in aqueous systems |
US6638959B2 (en) * | 2000-01-18 | 2003-10-28 | Albemarle Corporation | Microbiological control in aqueous systems |
ES2305055T3 (es) * | 2000-01-31 | 2008-11-01 | Lonza Inc. | Hidantoinas parcialmente halogenadas para el control del limo. |
AP1487A (en) * | 2000-02-17 | 2005-11-29 | Garnett Inc | Method of controlling zoological and aquatic plant growth |
KR20020092981A (ko) * | 2000-03-13 | 2002-12-12 | 바이오랩 서비시즈, 인코포레이티드 | 개선된 유동성, 감소된 분진, 개선된 습윤성 및 증가된벌크 밀도를 갖는 급속 용해 할로겐화 하이단토인 분말 |
US6267897B1 (en) * | 2000-05-04 | 2001-07-31 | Nalco Chemical Company | Method of inhibiting biofilm formation in commercial and industrial water systems |
JP2002239557A (ja) * | 2001-02-16 | 2002-08-27 | Kurita Water Ind Ltd | 冷却水系のスライム防止方法 |
JP2002242094A (ja) * | 2001-02-19 | 2002-08-28 | Hakuto Co Ltd | ハロゲン化ヒダントイン化合物の水性スラリー |
CN1494378A (zh) * | 2001-06-08 | 2004-05-05 | K・I化成株式会社 | 杀微生物液体除臭剂和杀灭微生物除臭的方法 |
-
2003
- 2003-06-06 JP JP2004564663A patent/JP2006512197A/ja not_active Withdrawn
- 2003-06-06 EP EP20030814564 patent/EP1578695B8/en not_active Expired - Lifetime
- 2003-06-06 WO PCT/US2003/017882 patent/WO2004060818A1/en active Application Filing
- 2003-06-06 AU AU2003243419A patent/AU2003243419B2/en not_active Ceased
- 2003-06-06 NZ NZ540823A patent/NZ540823A/en not_active IP Right Cessation
- 2003-06-06 CA CA2507978A patent/CA2507978C/en not_active Expired - Lifetime
- 2003-06-06 CN CN2008100097904A patent/CN101239747B/zh not_active Expired - Lifetime
- 2003-06-06 MX MXPA05006756A patent/MXPA05006756A/es active IP Right Grant
- 2003-06-06 BR BRPI0317589-8B1A patent/BR0317589B1/pt not_active IP Right Cessation
- 2003-06-06 PL PL379619A patent/PL218746B1/pl unknown
- 2003-06-06 ES ES03814564T patent/ES2433016T3/es not_active Expired - Lifetime
- 2003-06-06 SI SI200332315T patent/SI1578695T1/sl unknown
- 2003-06-06 US US10/540,293 patent/US7407590B2/en not_active Expired - Lifetime
- 2003-06-06 CN CNB038256770A patent/CN100368309C/zh not_active Expired - Lifetime
-
2005
- 2005-06-07 NO NO20052726A patent/NO333931B1/no not_active IP Right Cessation
- 2005-06-14 ZA ZA2005/04876A patent/ZA200504876B/en unknown
-
2006
- 2006-06-28 HK HK06107320A patent/HK1087094A1/xx not_active IP Right Cessation
-
2009
- 2009-02-09 HK HK09101137A patent/HK1124304A1/xx not_active IP Right Cessation
-
2011
- 2011-07-08 JP JP2011152088A patent/JP5551120B2/ja not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5662940A (en) * | 1989-06-16 | 1997-09-02 | University Of Houston | Biocidal methods and compositions for recirculating water systems |
US5565109A (en) * | 1994-10-14 | 1996-10-15 | Lonza Inc. | Hydantoin-enhanced halogen efficacy in pulp and paper applications |
US5565109B1 (en) * | 1994-10-14 | 1999-11-23 | Lonza Ag | Hydantoin-enhanced halogen efficacy in pulp and paper applications |
US5972864A (en) * | 1997-02-14 | 1999-10-26 | Lonza Inc. | Bleaching and cleaning compositions containing fragrances |
Also Published As
Publication number | Publication date |
---|---|
EP1578695A1 (en) | 2005-09-28 |
JP2011251977A (ja) | 2011-12-15 |
MXPA05006756A (es) | 2005-09-08 |
PL379619A1 (pl) | 2006-10-30 |
CN1714050A (zh) | 2005-12-28 |
BR0317589B1 (pt) | 2014-10-14 |
CA2507978C (en) | 2013-08-13 |
AU2003243419B2 (en) | 2009-06-04 |
US7407590B2 (en) | 2008-08-05 |
JP2006512197A (ja) | 2006-04-13 |
ES2433016T3 (es) | 2013-12-09 |
NZ540823A (en) | 2008-03-28 |
NO20052726D0 (no) | 2005-06-07 |
ZA200504876B (en) | 2006-07-26 |
SI1578695T1 (sl) | 2013-12-31 |
HK1087094A1 (en) | 2006-10-06 |
BR0317589A (pt) | 2005-11-22 |
JP5551120B2 (ja) | 2014-07-16 |
EP1578695B8 (en) | 2013-10-02 |
PL218746B1 (pl) | 2015-01-30 |
HK1124304A1 (en) | 2009-07-10 |
NO333931B1 (no) | 2013-10-21 |
CN101239747A (zh) | 2008-08-13 |
NO20052726L (no) | 2005-07-19 |
EP1578695A4 (en) | 2008-04-09 |
CA2507978A1 (en) | 2004-07-22 |
CN101239747B (zh) | 2012-11-21 |
WO2004060818A1 (en) | 2004-07-22 |
US20060049119A1 (en) | 2006-03-09 |
AU2003243419A1 (en) | 2004-07-29 |
EP1578695B1 (en) | 2013-08-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN100368309C (zh) | 除去生物膜的方法 | |
US4966716A (en) | Method for the control of biofouling in recirculating water systems | |
CA2056379C (en) | Biocidal methods and compositions for recirculating water systems | |
JPH05146785A (ja) | 水の消毒のための方法及び組成物 | |
AU721287B2 (en) | Methods and compositions for controlling biofouling using amides | |
ZA200106172B (en) | Method of removing biofilms for surfaces submerged in a fouled water system. | |
US4935153A (en) | Method for the control of biofouling in recirculating water systems | |
WO2008137085A1 (en) | Water treatment containing dbnpa for use in sanitizing recreational water | |
Rajagopal | Chlorination and biofouling control in industrial cooling water systems | |
JP2013136609A (ja) | 塩化臭素濃水溶液の殺菌剤用途 | |
JP2001261506A (ja) | 水系における微生物の抑制方法 | |
EP1017636B1 (en) | Use of amino methyl phosphonic acids or their salts to inhibit bacteria from adering to a submergible surface and to control biofouling | |
JP2003048804A (ja) | 殺菌剤及びその製造方法 | |
JP2005161254A (ja) | 水系のスライム付着防止方法 | |
Chauret et al. | Effect of disinfectants on microbial ecology in model distribution systems | |
JP2001219173A (ja) | 水系における鉄バクテリアの抑制方法 | |
Xie et al. | Study on the Application of Biocides in the Seawater Cooling System and Their killing Effect in the Laboratory | |
JP2007319847A (ja) | 微生物を殺滅する方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
REG | Reference to a national code |
Ref country code: HK Ref legal event code: DE Ref document number: 1087094 Country of ref document: HK |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
REG | Reference to a national code |
Ref country code: HK Ref legal event code: GR Ref document number: 1087094 Country of ref document: HK |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200714 Address after: New jersey, USA Patentee after: Longsha Co.,Ltd. Address before: New jersey, USA Patentee before: LONZA Inc. |
|
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: new jersey Patentee after: Asada Co.,Ltd. Address before: new jersey Patentee before: Longsha Co.,Ltd. |
|
CX01 | Expiry of patent term |
Granted publication date: 20080213 |
|
CX01 | Expiry of patent term |