CA1128402A - Traitement de l'eau - Google Patents
Traitement de l'eauInfo
- Publication number
- CA1128402A CA1128402A CA316,871A CA316871A CA1128402A CA 1128402 A CA1128402 A CA 1128402A CA 316871 A CA316871 A CA 316871A CA 1128402 A CA1128402 A CA 1128402A
- Authority
- CA
- Canada
- Prior art keywords
- composition according
- threshold
- active material
- material comprises
- treatment
- 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
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 40
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000007800 oxidant agent Substances 0.000 claims abstract description 6
- 229920000867 polyelectrolyte Polymers 0.000 claims abstract description 4
- 239000003518 caustics Substances 0.000 claims abstract description 3
- 239000002270 dispersing agent Substances 0.000 claims abstract description 3
- 239000000203 mixture Substances 0.000 claims description 30
- 230000007797 corrosion Effects 0.000 claims description 22
- 238000005260 corrosion Methods 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 22
- 239000011149 active material Substances 0.000 claims description 18
- 150000003839 salts Chemical class 0.000 claims description 14
- 150000002148 esters Chemical class 0.000 claims description 10
- 230000002401 inhibitory effect Effects 0.000 claims description 10
- 229910019142 PO4 Inorganic materials 0.000 claims description 9
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 9
- 239000013535 sea water Substances 0.000 claims description 9
- -1 alkali metal tripolyphosphate Chemical class 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 7
- 230000005764 inhibitory process Effects 0.000 claims description 7
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 claims description 6
- 229910052794 bromium Inorganic materials 0.000 claims 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 claims description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 5
- 229910052708 sodium Inorganic materials 0.000 claims description 5
- 239000011734 sodium Substances 0.000 claims description 5
- 235000011037 adipic acid Nutrition 0.000 claims description 3
- 239000001361 adipic acid Substances 0.000 claims description 3
- 229910052783 alkali metal Inorganic materials 0.000 claims description 3
- 239000003139 biocide Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 2
- 150000001340 alkali metals Chemical class 0.000 claims description 2
- 150000003863 ammonium salts Chemical class 0.000 claims description 2
- JXLHNMVSKXFWAO-UHFFFAOYSA-N azane;7-fluoro-2,1,3-benzoxadiazole-4-sulfonic acid Chemical compound N.OS(=O)(=O)C1=CC=C(F)C2=NON=C12 JXLHNMVSKXFWAO-UHFFFAOYSA-N 0.000 claims description 2
- 125000004432 carbon atom Chemical group C* 0.000 claims description 2
- 238000005660 chlorination reaction Methods 0.000 claims description 2
- 229920005610 lignin Polymers 0.000 claims description 2
- 230000007935 neutral effect Effects 0.000 claims description 2
- 229910052700 potassium Inorganic materials 0.000 claims description 2
- 239000011591 potassium Substances 0.000 claims description 2
- 235000019832 sodium triphosphate Nutrition 0.000 claims description 2
- 150000003751 zinc Chemical class 0.000 claims description 2
- 239000010452 phosphate Substances 0.000 claims 3
- 239000002518 antifoaming agent Substances 0.000 claims 2
- 230000003115 biocidal effect Effects 0.000 claims 2
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 claims 1
- 125000001246 bromo group Chemical group Br* 0.000 claims 1
- 125000001142 dicarboxylic acid group Chemical group 0.000 claims 1
- 229940005740 hexametaphosphate Drugs 0.000 claims 1
- MEFBJEMVZONFCJ-UHFFFAOYSA-N molybdate Chemical compound [O-][Mo]([O-])(=O)=O MEFBJEMVZONFCJ-UHFFFAOYSA-N 0.000 claims 1
- DBVJJBKOTRCVKF-UHFFFAOYSA-N Etidronic acid Chemical compound OP(=O)(O)C(O)(C)P(O)(O)=O DBVJJBKOTRCVKF-UHFFFAOYSA-N 0.000 abstract description 47
- 239000000539 dimer Substances 0.000 abstract description 17
- 239000003795 chemical substances by application Substances 0.000 abstract description 8
- 125000004122 cyclic group Chemical group 0.000 abstract description 3
- 229910014572 C—O—P Inorganic materials 0.000 abstract 1
- 239000002253 acid Substances 0.000 description 12
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 239000000178 monomer Substances 0.000 description 7
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 5
- 229910000019 calcium carbonate Inorganic materials 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000003112 inhibitor Substances 0.000 description 5
- 150000007513 acids Chemical class 0.000 description 4
- 238000001228 spectrum Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 3
- 229910004856 P—O—P Inorganic materials 0.000 description 3
- 230000009102 absorption Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 230000007062 hydrolysis Effects 0.000 description 3
- 238000006460 hydrolysis reaction Methods 0.000 description 3
- 239000004615 ingredient Substances 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 3
- 239000003352 sequestering agent Substances 0.000 description 3
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- BAVYZALUXZFZLV-UHFFFAOYSA-N Methylamine Chemical compound NC BAVYZALUXZFZLV-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 150000001860 citric acid derivatives Chemical class 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- 239000003651 drinking water Substances 0.000 description 2
- 235000020188 drinking water Nutrition 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 235000021317 phosphate Nutrition 0.000 description 2
- 229940116254 phosphonic acid Drugs 0.000 description 2
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 2
- 238000003918 potentiometric titration Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 230000009919 sequestration Effects 0.000 description 2
- JHJLBTNAGRQEKS-UHFFFAOYSA-M sodium bromide Chemical compound [Na+].[Br-] JHJLBTNAGRQEKS-UHFFFAOYSA-M 0.000 description 2
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 description 2
- 159000000000 sodium salts Chemical class 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- ISIJQEHRDSCQIU-UHFFFAOYSA-N tert-butyl 2,7-diazaspiro[4.5]decane-7-carboxylate Chemical compound C1N(C(=O)OC(C)(C)C)CCCC11CNCC1 ISIJQEHRDSCQIU-UHFFFAOYSA-N 0.000 description 2
- GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical compound CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 description 2
- OCKGFTQIICXDQW-ZEQRLZLVSA-N 5-[(1r)-1-hydroxy-2-[4-[(2r)-2-hydroxy-2-(4-methyl-1-oxo-3h-2-benzofuran-5-yl)ethyl]piperazin-1-yl]ethyl]-4-methyl-3h-2-benzofuran-1-one Chemical compound C1=C2C(=O)OCC2=C(C)C([C@@H](O)CN2CCN(CC2)C[C@H](O)C2=CC=C3C(=O)OCC3=C2C)=C1 OCKGFTQIICXDQW-ZEQRLZLVSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 241000518994 Conta Species 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 1
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- 229920002845 Poly(methacrylic acid) Polymers 0.000 description 1
- 229920000388 Polyphosphate Polymers 0.000 description 1
- 229920002125 Sokalan® Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000007983 Tris buffer Substances 0.000 description 1
- 150000004075 acetic anhydrides Chemical class 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 150000001279 adipic acids Chemical class 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000003125 aqueous solvent Substances 0.000 description 1
- 125000003710 aryl alkyl group Chemical group 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- AYJRCSIUFZENHW-DEQYMQKBSA-L barium(2+);oxomethanediolate Chemical compound [Ba+2].[O-][14C]([O-])=O AYJRCSIUFZENHW-DEQYMQKBSA-L 0.000 description 1
- 235000012206 bottled water Nutrition 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- NKWPZUCBCARRDP-UHFFFAOYSA-L calcium bicarbonate Chemical compound [Ca+2].OC([O-])=O.OC([O-])=O NKWPZUCBCARRDP-UHFFFAOYSA-L 0.000 description 1
- 229910000020 calcium bicarbonate Inorganic materials 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 239000001175 calcium sulphate Substances 0.000 description 1
- 235000011132 calcium sulphate Nutrition 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid group Chemical group C(CC(O)(C(=O)O)CC(=O)O)(=O)O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- MCWXGJITAZMZEV-UHFFFAOYSA-N dimethoate Chemical compound CNC(=O)CSP(=S)(OC)OC MCWXGJITAZMZEV-UHFFFAOYSA-N 0.000 description 1
- 238000011978 dissolution method Methods 0.000 description 1
- 238000000921 elemental analysis Methods 0.000 description 1
- 125000001033 ether group Chemical group 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000008233 hard water Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000003701 inert diluent Substances 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910001425 magnesium ion Inorganic materials 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- OJURWUUOVGOHJZ-UHFFFAOYSA-N methyl 2-[(2-acetyloxyphenyl)methyl-[2-[(2-acetyloxyphenyl)methyl-(2-methoxy-2-oxoethyl)amino]ethyl]amino]acetate Chemical compound C=1C=CC=C(OC(C)=O)C=1CN(CC(=O)OC)CCN(CC(=O)OC)CC1=CC=CC=C1OC(C)=O OJURWUUOVGOHJZ-UHFFFAOYSA-N 0.000 description 1
- 150000004702 methyl esters Chemical class 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- PSZYNBSKGUBXEH-UHFFFAOYSA-N naphthalene-1-sulfonic acid Chemical class C1=CC=C2C(S(=O)(=O)O)=CC=CC2=C1 PSZYNBSKGUBXEH-UHFFFAOYSA-N 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 150000002826 nitrites Chemical class 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 150000007530 organic bases Chemical class 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- JRKICGRDRMAZLK-UHFFFAOYSA-L persulfate group Chemical group S(=O)(=O)([O-])OOS(=O)(=O)[O-] JRKICGRDRMAZLK-UHFFFAOYSA-L 0.000 description 1
- 150000003047 pimelic acids Chemical class 0.000 description 1
- 239000004584 polyacrylic acid Substances 0.000 description 1
- 229920001444 polymaleic acid Polymers 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 239000001205 polyphosphate Substances 0.000 description 1
- 235000011176 polyphosphates Nutrition 0.000 description 1
- XAEFZNCEHLXOMS-UHFFFAOYSA-M potassium benzoate Chemical compound [K+].[O-]C(=O)C1=CC=CC=C1 XAEFZNCEHLXOMS-UHFFFAOYSA-M 0.000 description 1
- 229920005614 potassium polyacrylate Polymers 0.000 description 1
- BUKHSQBUKZIMLB-UHFFFAOYSA-L potassium;sodium;dichloride Chemical compound [Na+].[Cl-].[Cl-].[K+] BUKHSQBUKZIMLB-UHFFFAOYSA-L 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 150000003330 sebacic acids Chemical class 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 239000011684 sodium molybdate Substances 0.000 description 1
- 235000015393 sodium molybdate Nutrition 0.000 description 1
- TVXXNOYZHKPKGW-UHFFFAOYSA-N sodium molybdate (anhydrous) Chemical compound [Na+].[Na+].[O-][Mo]([O-])(=O)=O TVXXNOYZHKPKGW-UHFFFAOYSA-N 0.000 description 1
- 235000010288 sodium nitrite Nutrition 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 150000003442 suberic acids Chemical class 0.000 description 1
- 150000003444 succinic acids Chemical class 0.000 description 1
- 125000001273 sulfonato group Chemical group [O-]S(*)(=O)=O 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 239000001648 tannin Substances 0.000 description 1
- 235000018553 tannin Nutrition 0.000 description 1
- 229920001864 tannin Polymers 0.000 description 1
- 150000003557 thiazoles Chemical class 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- 150000003852 triazoles Chemical class 0.000 description 1
- 238000009279 wet oxidation reaction Methods 0.000 description 1
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 description 1
- 239000011686 zinc sulphate Substances 0.000 description 1
- 235000009529 zinc sulphate 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
- C23F11/10—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 using organic inhibitors
- C23F11/167—Phosphorus-containing compounds
- C23F11/1676—Phosphonic acids
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
- C02F5/14—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB4911477 | 1977-11-25 | ||
| GB49114/77 | 1977-11-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1128402A true CA1128402A (fr) | 1982-07-27 |
Family
ID=10451193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA316,871A Expired CA1128402A (fr) | 1977-11-25 | 1978-11-24 | Traitement de l'eau |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS6017830B2 (fr) |
| AR (1) | AR217882A1 (fr) |
| AU (1) | AU528091B2 (fr) |
| CA (1) | CA1128402A (fr) |
| DE (1) | DE2850925A1 (fr) |
| ES (1) | ES475398A1 (fr) |
| FR (1) | FR2409964A1 (fr) |
| HK (1) | HK59183A (fr) |
| IT (1) | IT1109096B (fr) |
| MX (1) | MX150586A (fr) |
| SG (1) | SG34883G (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1334824C (fr) * | 1987-02-11 | 1995-03-21 | Stewart Nelson Paul | Protecteurs de biocides |
| JPH01319016A (ja) * | 1988-06-17 | 1989-12-25 | Itaro Ouchida | 眼鏡の鼻当マットと鼻当て |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA770172A (en) * | 1965-03-30 | 1967-10-24 | T. Quimby Oscar | Class of organo phosphorous compounds and process for preparing members thereof |
| US3496222A (en) * | 1967-12-28 | 1970-02-17 | Procter & Gamble | Diacetylated cyclic dimer of ethane-1-hydroxy - 1,1 - diphosphonic acid and salts thereof |
| GB1345518A (en) * | 1970-02-20 | 1974-01-30 | Albright & Wilson | Phosphonate sequestrant |
-
1978
- 1978-11-23 AU AU41870/78A patent/AU528091B2/en not_active Expired
- 1978-11-24 DE DE19782850925 patent/DE2850925A1/de active Granted
- 1978-11-24 ES ES475398A patent/ES475398A1/es not_active Expired
- 1978-11-24 MX MX175752A patent/MX150586A/es unknown
- 1978-11-24 FR FR7833346A patent/FR2409964A1/fr active Granted
- 1978-11-24 CA CA316,871A patent/CA1128402A/fr not_active Expired
- 1978-11-24 IT IT69694/78A patent/IT1109096B/it active
- 1978-11-24 AR AR274577A patent/AR217882A1/es active
- 1978-11-25 JP JP53145943A patent/JPS6017830B2/ja not_active Expired
-
1983
- 1983-06-17 SG SG348/83A patent/SG34883G/en unknown
- 1983-11-24 HK HK591/83A patent/HK59183A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2409964B1 (fr) | 1982-02-12 |
| AR217882A1 (es) | 1980-04-30 |
| DE2850925A1 (de) | 1979-05-31 |
| IT1109096B (it) | 1985-12-16 |
| DE2850925C2 (fr) | 1989-09-21 |
| AU4187078A (en) | 1979-05-31 |
| HK59183A (en) | 1983-12-02 |
| JPS6017830B2 (ja) | 1985-05-07 |
| MX150586A (es) | 1984-05-31 |
| ES475398A1 (es) | 1980-02-16 |
| FR2409964A1 (fr) | 1979-06-22 |
| SG34883G (en) | 1984-07-27 |
| AU528091B2 (en) | 1983-04-14 |
| JPS5499746A (en) | 1979-08-06 |
| IT7869694A0 (it) | 1978-11-24 |
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