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| Number | Title | Issue Date |
| 4304672 | Stored blood and liquid system pH control method and apparatus Method and apparatus for continuous pH control of aqueous liquid systems, particularly biological and biochemical systems such as stored blood, by sorption of H+ andwith a passive ion acceptor material isolated from, but in contact with liquid ... | 12/08/1981 |
| 4288249 | Water soluble pentachlorophenol and tetrachlorophenol wood treating systems This invention relates generally to water soluble wood treating compositions and methods for preservation of wood or products made from wood. In the general practice of this invention, wooden objects are treated with water soluble wood treating and preser... | 09/08/1981 |
| 4247329 | Water repellent aqueous wood concentrates Stable chromated copper arsenate Type B wood preserving concentrates comprising a chromium additive, a copper additive and an arsenic additive with a total of from 5 to 45% oxides and sulfamic acid wherein said copper additive is present in an amount grea... | 01/27/1981 |
| 4218249 | Water-repellent aqueous wood-treating solutions Aqueous wood- and paper-treating solutions are provided of hexavalent chromium and, optionally, copper or copper-arsenic mixtures with aluminum halohydrates in an acid medium which provide increased water repellency.... | 08/19/1980 |
| 4110431 | Wet weather resistant binder composition for adhering a plant treatment additive powder formulation to plant foliage A wet weather resistant binder composition and method, for adhering a plant treatment additive formulation that is substantially water-insoluble such as an insecticide, pesticide or ruminant repellent to plant foliage, is described. The binder composition... | 08/29/1978 |
| 4052231 | Stable colloid solution and method of making same Aqueous solutions of xanthan gum hydrophilic colloid, that would otherwise support microbial growth, are preserved with chromic acid. The solutions should be at a pH above 3, and contain minimal amounts of reduced forms of chromium, if any, so that they w... | 10/04/1977 |
| 3992146 | Process of using biocidal solutions containing copper sulfate Growth of fungus such as mold and mildew fungi is inhibited by applying to the surface to be protected an aqueous solution of a copper compound, such as copper sulfate, and a surfactant. The aqueous solution of copper compound and surfactant is especially... | 11/16/1976 |
| 3957494 | Chromated copper arsenate wood preservative compositions Chromated copper arsentate wood preserving solutions in which the ratio of hexavalent chromium to trivalent chromium in the solution is between about 4.0:1.0 to about 1.0:1.0 give improved penetration into the wood, better retention of preservative in the... | 05/18/1976 |
