DE1285833B - Korrosionsinhibitor - Google Patents
KorrosionsinhibitorInfo
- Publication number
- DE1285833B DE1285833B DE1960J0018946 DEJ0018946A DE1285833B DE 1285833 B DE1285833 B DE 1285833B DE 1960J0018946 DE1960J0018946 DE 1960J0018946 DE J0018946 A DEJ0018946 A DE J0018946A DE 1285833 B DE1285833 B DE 1285833B
- Authority
- DE
- Germany
- Prior art keywords
- weight
- corrosion inhibitor
- borate
- alkali
- nitrite
- 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.)
- Pending
Links
- 238000005260 corrosion Methods 0.000 title claims description 19
- 230000007797 corrosion Effects 0.000 title claims description 19
- 239000003112 inhibitor Substances 0.000 title claims description 13
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 31
- 239000007788 liquid Substances 0.000 claims description 22
- 239000002826 coolant Substances 0.000 claims description 17
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 14
- -1 magnesium carboxylate Chemical class 0.000 claims description 13
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 12
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 12
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 claims description 10
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 claims description 10
- 229910019142 PO4 Inorganic materials 0.000 claims description 10
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 10
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 10
- 239000010452 phosphate Substances 0.000 claims description 10
- 150000007942 carboxylates Chemical class 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 9
- 239000000654 additive Substances 0.000 claims description 8
- 239000003513 alkali Substances 0.000 claims description 8
- OEOIWYCWCDBOPA-UHFFFAOYSA-N 6-methyl-heptanoic acid Chemical compound CC(C)CCCCC(O)=O OEOIWYCWCDBOPA-UHFFFAOYSA-N 0.000 claims description 6
- 150000001298 alcohols Chemical class 0.000 claims description 6
- 235000011187 glycerol Nutrition 0.000 claims description 6
- 229920006395 saturated elastomer Polymers 0.000 claims description 6
- 150000007933 aliphatic carboxylic acids Chemical class 0.000 claims description 5
- FBPFZTCFMRRESA-KVTDHHQDSA-N D-Mannitol Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-KVTDHHQDSA-N 0.000 claims description 4
- 229930195725 Mannitol Natural products 0.000 claims description 4
- 150000001447 alkali salts Chemical class 0.000 claims description 4
- 229940043430 calcium compound Drugs 0.000 claims description 4
- 239000011777 magnesium Substances 0.000 claims description 4
- 229910052749 magnesium Inorganic materials 0.000 claims description 4
- 239000000594 mannitol Substances 0.000 claims description 4
- 235000010355 mannitol Nutrition 0.000 claims description 4
- FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 0.000 claims description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 3
- 230000000996 additive effect Effects 0.000 claims description 3
- 239000011575 calcium Substances 0.000 claims description 3
- 229910052791 calcium Inorganic materials 0.000 claims description 3
- 150000001674 calcium compounds Chemical class 0.000 claims description 3
- 125000004432 carbon atom Chemical group C* 0.000 claims description 3
- 150000002681 magnesium compounds Chemical class 0.000 claims description 3
- OILUAKBAMVLXGF-UHFFFAOYSA-N 3,5,5-trimethyl-hexanoic acid Chemical compound OC(=O)CC(C)CC(C)(C)C OILUAKBAMVLXGF-UHFFFAOYSA-N 0.000 claims description 2
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 claims description 2
- 239000004386 Erythritol Substances 0.000 claims description 2
- 229940009714 erythritol Drugs 0.000 claims description 2
- 159000000000 sodium salts Chemical class 0.000 claims description 2
- 239000000600 sorbitol Substances 0.000 claims description 2
- 235000010356 sorbitol Nutrition 0.000 claims description 2
- UNXHWFMMPAWVPI-UHFFFAOYSA-N Erythritol Natural products OCC(O)C(O)CO UNXHWFMMPAWVPI-UHFFFAOYSA-N 0.000 claims 1
- 230000002378 acidificating effect Effects 0.000 claims 1
- 150000001735 carboxylic acids Chemical class 0.000 claims 1
- 235000019414 erythritol Nutrition 0.000 claims 1
- UNXHWFMMPAWVPI-ZXZARUISSA-N erythritol Chemical compound OC[C@H](O)[C@H](O)CO UNXHWFMMPAWVPI-ZXZARUISSA-N 0.000 claims 1
- RAFRTSDUWORDLA-UHFFFAOYSA-N phenyl 3-chloropropanoate Chemical compound ClCCC(=O)OC1=CC=CC=C1 RAFRTSDUWORDLA-UHFFFAOYSA-N 0.000 claims 1
- 230000003381 solubilizing effect Effects 0.000 claims 1
- VLCLHFYFMCKBRP-UHFFFAOYSA-N tricalcium;diborate Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]B([O-])[O-].[O-]B([O-])[O-] VLCLHFYFMCKBRP-UHFFFAOYSA-N 0.000 claims 1
- NFMWFGXCDDYTEG-UHFFFAOYSA-N trimagnesium;diborate Chemical compound [Mg+2].[Mg+2].[Mg+2].[O-]B([O-])[O-].[O-]B([O-])[O-] NFMWFGXCDDYTEG-UHFFFAOYSA-N 0.000 claims 1
- 239000000203 mixture Substances 0.000 description 21
- 238000001816 cooling Methods 0.000 description 16
- 239000003795 chemical substances by application Substances 0.000 description 15
- 239000000243 solution Substances 0.000 description 15
- 229910052751 metal Inorganic materials 0.000 description 12
- 239000002184 metal Substances 0.000 description 12
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 description 12
- 229910052783 alkali metal Inorganic materials 0.000 description 11
- 229910001369 Brass Inorganic materials 0.000 description 9
- 239000010951 brass Substances 0.000 description 9
- 238000012360 testing method Methods 0.000 description 8
- 239000011734 sodium Substances 0.000 description 7
- 229910052782 aluminium Inorganic materials 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
- 235000010210 aluminium Nutrition 0.000 description 6
- 239000007864 aqueous solution Substances 0.000 description 6
- CDMADVZSLOHIFP-UHFFFAOYSA-N disodium;3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane;decahydrate Chemical compound O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].O1B([O-])OB2OB([O-])OB1O2 CDMADVZSLOHIFP-UHFFFAOYSA-N 0.000 description 6
- 239000012153 distilled water Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 235000010288 sodium nitrite Nutrition 0.000 description 6
- 229910021538 borax Inorganic materials 0.000 description 5
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 5
- 235000010339 sodium tetraborate Nutrition 0.000 description 5
- 229910000679 solder Inorganic materials 0.000 description 5
- 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
- 238000007710 freezing Methods 0.000 description 4
- 230000008014 freezing Effects 0.000 description 4
- 239000008233 hard water Substances 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 229910052708 sodium Inorganic materials 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 230000002528 anti-freeze Effects 0.000 description 3
- OZTHPKISSDSSRH-UHFFFAOYSA-N boric acid nitrous acid Chemical compound N(=O)O.B(O)(O)O OZTHPKISSDSSRH-UHFFFAOYSA-N 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 238000010790 dilution Methods 0.000 description 3
- 239000012895 dilution Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000004615 ingredient Substances 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- ZHVCSGCGBCHVLW-UHFFFAOYSA-M sodium;3,5,5-trimethylhexanoate Chemical compound [Na+].[O-]C(=O)CC(C)CC(C)(C)C ZHVCSGCGBCHVLW-UHFFFAOYSA-M 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 150000005846 sugar alcohols Polymers 0.000 description 3
- BSVBQGMMJUBVOD-UHFFFAOYSA-N trisodium borate Chemical compound [Na+].[Na+].[Na+].[O-]B([O-])[O-] BSVBQGMMJUBVOD-UHFFFAOYSA-N 0.000 description 3
- JOTRMYCCALXLNJ-UHFFFAOYSA-N 3-ethyl-4-methylpentanoic acid Chemical compound CCC(C(C)C)CC(O)=O JOTRMYCCALXLNJ-UHFFFAOYSA-N 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 230000001476 alcoholic effect Effects 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004328 sodium tetraborate Substances 0.000 description 2
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 description 2
- UWXFTQSKZMNLSA-UHFFFAOYSA-N 2,4,4-trimethylpentanoic acid Chemical compound OC(=O)C(C)CC(C)(C)C UWXFTQSKZMNLSA-UHFFFAOYSA-N 0.000 description 1
- GMWSHXONQKXRHS-UHFFFAOYSA-N 2,4-dimethylhexanoic acid Chemical compound CCC(C)CC(C)C(O)=O GMWSHXONQKXRHS-UHFFFAOYSA-N 0.000 description 1
- BYEAKDMXKORVIB-UHFFFAOYSA-N 3,4-dimethylhexanoic acid Chemical compound CCC(C)C(C)CC(O)=O BYEAKDMXKORVIB-UHFFFAOYSA-N 0.000 description 1
- KTWWTCBUJPAASC-UHFFFAOYSA-N 3,5-dimethylhexanoic acid Chemical compound CC(C)CC(C)CC(O)=O KTWWTCBUJPAASC-UHFFFAOYSA-N 0.000 description 1
- DVESMWJFKVAFSP-UHFFFAOYSA-N 3-Methyl-heptanoic acid Chemical compound CCCCC(C)CC(O)=O DVESMWJFKVAFSP-UHFFFAOYSA-N 0.000 description 1
- HHGZJCMMPUJXIF-UHFFFAOYSA-N 4,5-dimethylhexanoic acid Chemical compound CC(C)C(C)CCC(O)=O HHGZJCMMPUJXIF-UHFFFAOYSA-N 0.000 description 1
- LXHFVSWWDNNDPW-UHFFFAOYSA-N 4-methylheptanoic acid Chemical compound CCCC(C)CCC(O)=O LXHFVSWWDNNDPW-UHFFFAOYSA-N 0.000 description 1
- OJTHHBCWUMTZEY-UHFFFAOYSA-N 5-methyl-heptanoic acid Chemical compound CCC(C)CCCC(O)=O OJTHHBCWUMTZEY-UHFFFAOYSA-N 0.000 description 1
- MHPUGCYGQWGLJL-UHFFFAOYSA-N 5-methyl-hexanoic acid Chemical compound CC(C)CCCC(O)=O MHPUGCYGQWGLJL-UHFFFAOYSA-N 0.000 description 1
- BWDBEAQIHAEVLV-UHFFFAOYSA-N 6-methylheptan-1-ol Chemical compound CC(C)CCCCCO BWDBEAQIHAEVLV-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- DSEKYWAQQVUQTP-UHFFFAOYSA-N Cerin Natural products CC12CCC3(C)C4CC(C)(C)CCC4(C)CCC3(C)C2CCC2(C)C1CC(O)C(=O)C2C DSEKYWAQQVUQTP-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 241001676573 Minium Species 0.000 description 1
- 241000221535 Pucciniales Species 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- QZPSXPBJTPJTSZ-UHFFFAOYSA-N aqua regia Chemical compound Cl.O[N+]([O-])=O QZPSXPBJTPJTSZ-UHFFFAOYSA-N 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 150000001642 boronic acid derivatives Chemical class 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 239000006172 buffering agent Substances 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005238 degreasing Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 150000002334 glycols Chemical class 0.000 description 1
- KLIRYFCQEGBICM-UHFFFAOYSA-N heptanoic acid;hydrate Chemical compound O.CCCCCCC(O)=O KLIRYFCQEGBICM-UHFFFAOYSA-N 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- LQBJWKCYZGMFEV-UHFFFAOYSA-N lead tin Chemical compound [Sn].[Pb] LQBJWKCYZGMFEV-UHFFFAOYSA-N 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000011369 optimal treatment Methods 0.000 description 1
- 230000002688 persistence Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000008234 soft water Substances 0.000 description 1
- 239000008247 solid mixture Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- ZCXUWYGUGJQPPR-UHFFFAOYSA-N trisodium;borate;pentahydrate Chemical compound O.O.O.O.O.[Na+].[Na+].[Na+].[O-]B([O-])[O-] ZCXUWYGUGJQPPR-UHFFFAOYSA-N 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011592 zinc chloride Substances 0.000 description 1
- 235000005074 zinc chloride Nutrition 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
- C09K5/20—Antifreeze additives therefor, e.g. for radiator liquids
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Thermal Sciences (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3814359A GB910138A (en) | 1959-11-10 | 1959-11-10 | Improvements in and relating to the prevention of corrosion in cooling systems |
| GB611960 | 1960-02-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1285833B true DE1285833B (de) | 1968-12-19 |
Family
ID=26240449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1960J0018946 Pending DE1285833B (de) | 1959-11-10 | 1960-11-02 | Korrosionsinhibitor |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE1285833B (en, 2012) |
| GB (1) | GB910138A (en, 2012) |
| NL (2) | NL257355A (en, 2012) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3223940A1 (de) * | 1982-06-26 | 1983-12-29 | Metallgesellschaft Ag, 6000 Frankfurt | Behandlungsfluessigkeit zum korrosionsschutz von metalloberflaechen und konzentrat zu deren herstellung |
| ATE182927T1 (de) * | 1992-02-14 | 1999-08-15 | Atochem Elf Sa | Verwendung zur inhibierung der kupferkorrosion einer zusammensetzung bestehend aus heptansoiuce oder dessen derivate und natriumtetraborat. |
| CA2134908A1 (en) * | 1993-11-04 | 1995-05-05 | Kaveh Sotoudeh | Closed cooling system corrosion inhibitors |
-
0
- NL NL121476D patent/NL121476C/xx active
- NL NL257355D patent/NL257355A/xx unknown
-
1959
- 1959-11-10 GB GB3814359A patent/GB910138A/en not_active Expired
-
1960
- 1960-11-02 DE DE1960J0018946 patent/DE1285833B/de active Pending
Non-Patent Citations (1)
| Title |
|---|
| None * |
Also Published As
| Publication number | Publication date |
|---|---|
| NL121476C (en, 2012) | |
| GB910138A (en) | 1962-11-07 |
| NL257355A (en, 2012) |
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