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| Number | Title | Issue Date |
| 6885721 | Inhibition method of stress corrosion cracking of nuclear steam generator tubes by lanthanum boride The present invention relates to a method for inhibiting stress corrosion cracking occurring on steam generator tubes in the secondary side of nuclear power plants and an inhibitor therefor. The method comprises supplying lanthanum boride as an inhibitor for stress ... | 04/26/2005 |
| 6190779 | Corrosion resistant coating containing and amorphous phase The disclosure relates to the forming mineralized coatings on metal surfaces and to methods of forming such coatings. The coating can include a wide range of compounds and normally at least a portion of the coating corresponds to an amorphous phase. The c... | 02/20/2001 |
| 5100571 | Additive for engine cooling system The additive of the invention can be used as an additive to a liquid cooling system or as a metal cleaning compound. The additive removes rust and other oxidized materials from the cooling system without having to be flushed from the system. The additive ... | 03/31/1992 |
| 4999134 | Zinc salts, lead salts and/or calcium salts of carboxylic acids and their use as corrosion inhibitors Novel zinc salts, lead salts and/or calcium salts of carboxylic acids of the general formula ##STR1## where A is a radical of the formula ##STR2## Y is --CO-- or --SO2 --, X1 is C1 -C8 -alkyl, C1 | 03/12/1991 |
| 4983321 | Corrosion prevention constituent for surface coatings A corrosion-preventing soyabean-glycerol alkyd resin is preprared by combng soyabean oil and glycerol in a reaction kettle, and after heating to about 400° F., fused litharge is loaded. The temperature is then increased to about 440° F. and held until ... | 01/08/1991 |
| 4830775 | Zinc and/or lead salts of carboxylic acids and their use as corrosion inhibitors Novel zinc, lead or zinc/lead salts of carboxylic acids of the formula ##STR1## where Y is --CO-- or --SO2 --, X is H or --NO2 and n is 1 or 2. The salts, in particular the basic salts of (I), are useful corrosion-inhibitors for... | 05/16/1989 |
| 4512552 | Corrosion inhibitor A corrosion inhibitor for ferrous metals comprising four different components of (a) an inorganic acid component (such as molybdate or tungstate), (b) an aliphatic hydroxycarboxylic or aliphatic dicarboxylic acid or its salt (such as citric acid, gluconic... | 04/23/1985 |
| 4020091 | Chelation Tin salts of polyphosphonic acids, e.g., stannous salts of ethane hydroxy diphosphonic acid and methane phenyl hydroxy diphosphonic acid are prepared.... | 04/26/1977 |
| 4006026 | Method of improving the tarnish resistance of silver The tarnish resistance of silver and silver alloy surfaces can be improved by brief contact in a liquid medium with compounds of quadrivalent tin bound by at least one valence to alkyl having 2 to 22 carbon atoms, and by the remaining valences to sulfur, ... | 02/01/1977 |
| 3981810 | Grease composition Grease compositions suitable for a salt water, high pressure and high shear nvironment over a wide temperature range which comprises from 82 to 89 weight percent of an ester-silicone oil base selected from the group consisting of a blend of isodecyl pelarg... | 09/21/1976 |
| 3954738 | Stabilized epsilon caprolactam composition and method for preparing same Hexaorgano distannanes of the general formula R3 Sn-SnR3 significantly reduce or eliminate the discoloration which occurs when mixtures containing an alkali metal salt of a lactam are stored under an inert atmosphere for extended per... | 05/04/1976 |
