| Patents for B41N 3 - Preparing for use or conserving printing surfaces (3,811) |
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| 09/02/1980 | US4220484 Process for the preparation of an aluminum base for offset printing plates and product |
| 08/12/1980 | US4217242 Process for preparing an improved anti-oxidant gum composition for lithographic plates |
| 08/05/1980 | CA1083046A1 Cationic graft copolymer composition for shampoos in hair treatment |
| 07/29/1980 | US4214531 Acrylamide polymer, blend with acrylic acid polymer |
| 07/22/1980 | US4213887 Lithographic plate finisher |
| 07/09/1980 | EP0012956A2 Process for the production of lithographic printing plates |
| 07/09/1980 | EP0012905A1 Process for producing metal objects by forming |
| 07/08/1980 | US4211619 Process for anodically oxidizing aluminum and use of the material so prepared as a printing plate support |
| 07/01/1980 | US4210081 Planographic printing plate and process for making the same |
| 06/17/1980 | US4208212 Aqueous treating liquid for use in offset printing |
| 06/03/1980 | CA1078655A1 Lithographic plate with imagewise deposited silver on a metal surface treated with a hexafluoro derivative |
| 05/13/1980 | CA1077434A1 Roughening aluminum plate electrochemically in aluminum salt solution |
| 05/13/1980 | CA1077433A1 Roughening aluminium plate electrochemically in neutral salt solution |
| 05/06/1980 | US4201836 Aluminum substrates grained with a saturated solution of aluminum salts of mineral acids |
| 04/29/1980 | US4200688 Acrylamide polymer having carboxyl groups |
| 04/29/1980 | CA1076405A1 After-treatment of offset printing plates with a protective lacquer derived from a photopolymerizable system |
| 04/15/1980 | US4198470 Diazo resins |
| 04/08/1980 | CA1075300A1 Offset printing |
| 04/02/1980 | EP0009372A1 Lithographic master base material |
| 03/19/1980 | EP0009031A1 Desensitizing solution and process for treating a diazo photosensitive printing plate. |
| 03/05/1980 | EP0008440A2 Process for the anodic oxidation of aluminium and its application as printing-plate substrate material |
| 03/04/1980 | US4191569 Treating developed lithoplate with oleophilic composition |
| 02/05/1980 | US4187029 Apparatus and method for preparing lithographic fountain solution |
| 01/29/1980 | US4186250 Method of desensitizing image-bearing lithographic plates |
| 01/29/1980 | CA1070876A1 Method, composition and emulsion for the treatment of image-bearing lithographic printing plates and coated plate |
| 01/23/1980 | EP0007234A2 A process for the anodic treatment of a continuous web of aluminium foil, foil so obtained and its application as a lithographic printing plate |
| 01/23/1980 | EP0007233A1 A method of treating aluminium foil or a lithographic printing plate support and products so obtained |
| 01/15/1980 | US4183788 Roughening with alumina slurry while brushing |
| 01/01/1980 | US4181077 Preparation of printing surfaces |
| 12/18/1979 | CA1068160A1 Closed initiator system including explosive energy-initiatable blasting caps, and method |
| 12/11/1979 | US4178179 Triethylenetetraamine or ethylenediamine and phosphoric acid |
| 12/04/1979 | US4177072 Hydrophilic and oleophilic areas |
| 11/27/1979 | US4175964 Method of making a lithographic printing plate |
| 10/30/1979 | US4172772 Printing plates |
| 10/17/1979 | EP0004569A1 Process for the anodic oxydation of aluminium and its use as printing plate carrier material |
| 09/19/1979 | EP0003993A2 Correcting medium for light-hardened photo-sensitive layers |
| 09/18/1979 | US4168167 Presensitized printing plates for lithographic printing |
| 09/04/1979 | US4166777 Electrodeposition of hydrophilic silicate layer on surface |
| 09/04/1979 | CA1061639A1 Intaglio printing plate and the manufacture thereof |
| 08/28/1979 | US4166015 Agitating in aqueous electrolyte containing aluminum chloride or nitrate |
| 08/23/1979 | WO1979000593A1 Desensitizing solution and process for treating a diazo photosensitive printing plate |
| 07/31/1979 | US4162920 Lithographic plate finisher |
| 07/10/1979 | CA1058342A1 Fountain composition for use in lithographic printing |
| 06/19/1979 | CA1056762A1 Corrosion and abrasion resistant aluminum and aluminum alloy plates particularly useful as support members for photo-lithographic plates and the like |
| 05/08/1979 | US4153461 Presensitized aluminum containing anodic aluminum oxide reacted with polyvinylphosphonic acid |
| 05/01/1979 | US4152158 Electrochemically treated photo-lithographic plates |
| 04/24/1979 | US4150996 Desensitizer, sulfanilic acid, formaldehyde |
| 04/24/1979 | US4150623 Method and apparatus for correcting printing plates |
| 04/10/1979 | US4149187 Printing plate inspection apparatus |
| 04/10/1979 | US4148649 Method for producing lithographic printing plates |
| 04/03/1979 | CA1051607A1 Universal fountain solution for lithographic offset printing |
| 03/06/1979 | US4143021 Water, polymer, propylene oxide or ethylene oxide adducts and polymers |
| 03/06/1979 | CA1049706A1 Soluble, high clarity starch-based gums |
| 01/30/1979 | USRE29893 Lithographic printing plate and method of making the same |
| 12/26/1978 | US4131518 Process for anodizing aluminum |
| 12/19/1978 | US4130425 Alkanol, water, ethylene glycol, monobutyl ether, nonionic surfactant, potassium oleate or linoleate, oleic or linoleic acid, phosphate |
| 12/19/1978 | CA1044511A1 Lithographic printing plate and method of making the same |
| 09/26/1978 | US4116896 Fountain compositions for use in lithographic printing comprising aqueous solutions of polyacrylamide based polymers and blends of polyacrylamide and polyacrylic acid with an organic chelating agent |
| 09/26/1978 | US4116698 Ferrocyanate treating liquid for offset master |
| 09/26/1978 | US4116695 Treating an aluminum plate, which has been anodized and etched, with hot water or water vapor |
| 09/19/1978 | CA1038692A2 Method of making a printing plate from a porous substrate |
| 09/05/1978 | USRE29754 Process and apparatus for continuously anodizing aluminum |
| 07/18/1978 | US4101322 Lithographic plate ink receptivity improving composition and method |
| 07/11/1978 | US4100096 Cleaner for hydrophilic metal surfaces of lithographic duplicators |
| 06/27/1978 | US4097647 Lithographic printing plate |
| 06/20/1978 | US4095525 Pullulan or derivatives |
| 05/23/1978 | US4090880 Lithographic printing plate and method of making same |
| 05/02/1978 | US4087341 Process for electrograining aluminum substrates for lithographic printing |
| 04/25/1978 | US4086092 Process for making photosensitive lithographic printing plates involving sequentially coating with potassium zirconium fluoride and sodium silicate |
| 04/04/1978 | US4082902 Spark-recording type printing method and spark-recording material for use thereof |
| 03/28/1978 | US4081577 Automatic |
| 03/07/1978 | US4077324 Method of fountainless lithography |
| 02/14/1978 | US4073028 Etching processing apparatus |
| 02/07/1978 | US4072589 Process for electrolytic graining of aluminum sheet |
| 01/31/1978 | US4070969 Aluminum based, triethanolamine titanate |
| 12/27/1977 | US4065364 Process for anodizing aluminum |
| 12/20/1977 | US4063949 Anodized aluminum |
| 11/01/1977 | US4056059 Closed initiator system including explosive energy-initiatable blasting caps, and method |
| 10/18/1977 | US4054094 Laser production of lithographic printing plates |
| 10/11/1977 | US4053319 Hydrophilizing composition for lithographic printing plates |
| 10/04/1977 | US4052275 Hydrochloric and tartaric acid |
| 09/20/1977 | US4049746 Polyalkylenimine-amino-acrylic resin |
| 09/20/1977 | US4049504 Applying a photosensitive coating to an aluminum sheet |
| 09/20/1977 | US4049453 Composite developer-etch composition for chromium-plated lithographic printing plates |
| 09/13/1977 | US4048301 Shampoo composition containing a detergent and a graft cationic copolymer |
| 09/06/1977 | US4046946 Lithographic printing plate |
| 08/23/1977 | US4043811 Conversion solutions for planographic masters |
| 07/19/1977 | US4036136 Forming hydrophilic surface layer on polybutadiene |
| 07/19/1977 | US4036130 Intaglio printing plate manufacture |
| 07/05/1977 | US4033919 Desensitizing compositions for lithographic platemaking and printing which are aqueous solutions of copolymers of acrylamide with a carboxyl containing monomer and a desensitizing acidic additive |
| 06/21/1977 | US4030417 Universal fountain solution for lithographic offset printing |
| 06/07/1977 | US4028281 Metal plate treating solution |
| 05/17/1977 | US4024085 Gum removing solution for lithographic plate |
| 05/10/1977 | US4022670 Aluminum |
| 05/10/1977 | US4022619 Aluminum chloride, phosphoric acid, reducing agent, specific gravity |
| 04/19/1977 | US4018605 Metal lithographic plate made imageable by diffusion transfer by treatment with Group IV-B metal fluoride |
| 03/22/1977 | US4013008 Methods and solutions for improvement of offset printing |
| 02/08/1977 | US4007126 Phosphate with triethylenetetramine and alkali metal phosphate with ethylenediamine |
| 02/08/1977 | US4007046 Method of treatment of offset masters prior to conversion |
| 12/07/1976 | US3995554 Process for preparing resilient blown imaged printing masters |