Patents for B27K 3 - Impregnating wood, e.g. for protection (6,035) |
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09/21/1976 | US3981338 Method of making a compressed wood panel from peeled logs |
08/31/1976 | US3977571 Liquid applying means |
08/24/1976 | US3976594 Preservative for wood and other organic material subject to biological deterioration and containing amine-forming metals, polyphosphate and chlorinating phenols |
08/10/1976 | US3974318 Product and method for forming in situ insoluble metal silicates in wood pores for fire retardation and preservation |
08/10/1976 | US3973971 Method for preparing an improved creosote wood preservative from a coal tar creosote |
07/27/1976 | US3971810 Solid pesticidal chlorinated phenolic concentrates |
07/20/1976 | US3970755 Lauryl benzyl dimethyl ammonium chloride, 1,2-benzisothiazolin-3-one |
07/13/1976 | US3969293 Basic zinc phosphites |
07/13/1976 | US3969230 Brominated carbamoyl derivatives useful to impart flame retarding property to combustible substrates |
07/06/1976 | US3968318 Dimensional stabilization of lignocellulosic materials |
07/06/1976 | US3968276 Process for the preservation of wood |
06/29/1976 | US3967011 Preservation |
06/22/1976 | US3964863 Method for impregnating wood |
06/08/1976 | US3962246 Bromo-propanol derivatives as flame retardants |
06/01/1976 | US3960969 Method for preparing an improved creosote wood preservative from a coal tar creosote by the use of caustic compounds |
06/01/1976 | US3960883 Imidazolidine-2,4-dione derivatives and their use as pesticides |
05/25/1976 | US3959529 Wood treating process |
05/18/1976 | US3958069 Cellulose-polymer composites |
05/18/1976 | US3957494 Chromated copper arsenate wood preservative compositions |
05/11/1976 | US3956100 Catalytic hydrogenation |
05/04/1976 | US3955017 Method of coating metal phosphates on organic polymeric substrates |
04/27/1976 | US3953627 Flame-retardant wood containing 1,1,2,4-tetrabromobutene-2 and process for its production |
04/13/1976 | US3950577 Compression impregnation of wood veneers |
04/13/1976 | US3950574 Humidification of panels of cellulosic material |
04/13/1976 | US3950392 Unsaturated ester-amides of halogenated alkenes |
04/06/1976 | US3948802 Composition and method for maintaining a constant concentration of agents and amount of solvent in a wood treating process |
03/23/1976 | US3945987 Carbamide adducts of polymetalophosphamate |
03/23/1976 | US3945835 Copper and zinc compounds, organic acidic compound, ammonia |
03/23/1976 | US3945834 Aqueous compositions for lumber treatment |
01/27/1976 | US3935343 Molten salt method of producing fire resistant wood articles |
01/27/1976 | US3935341 Condensation of formaldehyde with a reactive monomer |
01/27/1976 | US3935231 Novel benzothiophene derivatives as stabilizers for organic compounds |
01/20/1976 | US3933704 Manufacture of wood materials containing wood protectant |
01/13/1976 | US3932502 Process for the manufacture of phosphorus-containing condensation products, the products and their use as flameproofing agents |
01/06/1976 | US3931310 Phosphorus-containing condensation products |