Patents for G03C 5 - Photographic processes or agents therefor; Regeneration of such processing agents (11,726) |
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05/09/1991 | CA2029479A1 Copper halide imaging system for electronic applications |
05/08/1991 | EP0426193A1 Silver halide photographic material and processing solution and process for the processing thereof |
05/08/1991 | EP0426181A2 Process for developing silver halide colour reversal photograhic material |
05/08/1991 | EP0258288B1 Photographic color developing compositions which are especially useful with high chloride photographic elements |
05/07/1991 | US5013641 Formation of tabular silver halide emulsions utilizing high pH digestion |
05/07/1991 | US5013138 Liquid crystal display |
05/02/1991 | WO1991006038A1 Color imaging process and apparatus |
05/02/1991 | WO1991005882A1 Silver recovery from spent photographic solutions |
05/02/1991 | EP0424820A1 Processing solution replenishment |
05/01/1991 | CN1051091A X线片显影剂 X-ray film developer |
04/30/1991 | US5011760 High spectral sensitivity |
04/30/1991 | US5011571 Evaporation |
04/24/1991 | EP0423891A1 Method for recording and detecting a pattern of ionizing radiation |
04/24/1991 | CN1050933A Silver recovery from spent photograghic solution |
04/23/1991 | US5009992 Photographic silver halide emulsion |
04/23/1991 | US5009984 Rapid processing, nondegraded when not rinsed; cyclic thiourea as stabilizer; alkaline processing |
04/23/1991 | US5009983 Reducing contact with air to prevent plugging of the membrane |
04/23/1991 | CA1283410C Anthraquinoylcarboxylic acid hydrazides, curable compositions and use thereof |
04/19/1991 | WO1991006035A1 Light-sensitive recording media |
04/19/1991 | CA2070409A1 Light sensitive recording media |
04/17/1991 | EP0422677A1 Method for processing silver halide photographic materials, and developer and silver halide photographic material used therein |
04/17/1991 | EP0422664A2 Method and apparatus for processing photosensitive material |
04/16/1991 | US5008017 Mixing silver containing sludge with metal bicarbonate and carbonates to form free-flowing powder |
04/14/1991 | CA2027428A1 Method and apparatus for processing photosensitive material |
04/12/1991 | CA2000527A1 Silver recovery from spent photographic solutions |
04/11/1991 | DE3933226A1 Granular photographic fixative or bleach fixative |
04/10/1991 | EP0421464A1 Method for storing infrared-sensitive silver halide photographic material and photographic composite composed of infrared-sensitive silver halide photographic material and packaging material thereof |
04/10/1991 | EP0193543B1 Process for forming a layer of patterned photoresist |
04/09/1991 | US5006449 Silver halide black and white photographic material |
04/09/1991 | US5006440 Process for stabilizing photographic silver images |
04/09/1991 | US5006439 Photographic reversal process using a color developing agent in the black-and-white developer |
04/09/1991 | CA1282628C Method for processing of color photographic elements |
04/03/1991 | EP0420012A1 Infrared-sensitive photographic element |
04/03/1991 | EP0420011A1 Infrared-sensitive photographic element containing at least two photosensitive layers |
04/02/1991 | US5005028 Image forming method and transfer recording medium therefor |
04/02/1991 | US5004670 Containing hydrazide, dihydroxybenzene developers, sulfite, and tertiary amine compound |
04/02/1991 | US5004667 Photosensitive material, and image formation process and image formation apparatus using same |
04/02/1991 | US5004522 Method of treating photographic process waste liquor through concentration by evaporation |
04/02/1991 | US5004212 Apparatus with improved flow-through characteristics for the recovery of silver from silver-containing waste fluids |
03/27/1991 | EP0418930A2 Recording medium and reproducing method therefor |
03/27/1991 | CA2025256A1 Infrared-sensitive photographic element |
03/27/1991 | CA2024980A1 Infrared-sensitive photographic element containing at least two photosensitive layers |
03/27/1991 | CA2024979A1 Infrared sensitizing dye for photographic element |
03/26/1991 | US5002858 Process for the formation of an image |
03/21/1991 | WO1991003765A1 Method for making direct positive images |
03/20/1991 | EP0417844A2 A method for recording an image of ionizing radiation |
03/19/1991 | US5001046 Antifogging effect using grains having less silver iodide in the outside phase than the inside on corner-cut sheets for ultrarapid development in automatic equipment |
03/19/1991 | CA1281578C High contrast photoresist developer with enhanced sensitivity |
03/13/1991 | EP0416174A1 Method of developing direct positive silver halide material |
03/13/1991 | CN1012026B Technology and prescription for reducing and duplicating image informations |
03/12/1991 | US4999505 Transparent radiation image storage panel |
03/07/1991 | WO1991003005A1 Method of photographic processing |
03/06/1991 | EP0415903A2 Imaging recorder |
03/05/1991 | US4997750 Radiographic elements with selected speed relationships |
02/28/1991 | CA2019981A1 Image recorder |
02/26/1991 | US4995913 Controlling, reduction of water flow |
02/21/1991 | WO1991002290A1 Photographic processing |
02/21/1991 | DE3927368A1 Final treatment of machine processed photographic material - by spraying both sides with regenerating liquor after leaving bath to increase efficiency |
02/20/1991 | EP0413559A2 Developer composition for positive working color proofing films |
02/19/1991 | US4994355 Double coated with reduced crossover |
02/17/1991 | CA2020538A1 Developer composition for positive working color proofing films |
02/13/1991 | EP0412730A2 An improved cassette and radiographic film combination |
02/12/1991 | US4992355 System for the production of dot-etched lithographic films |
02/12/1991 | US4992347 Marking |
02/12/1991 | US4992346 Production of holograms |
02/12/1991 | US4991919 Optical head apparatus including concentric, periodic grating in a waveguide |
02/12/1991 | CA1280096C Process for obtaining a package containing mutually reactive particulate materials and a package containing such materials |
02/12/1991 | CA1280023C Process for production of positive images |
02/10/1991 | CA2021068A1 Cassette and radiographic film combination |
02/06/1991 | EP0411760A1 Photographic processing |
02/06/1991 | EP0411513A1 Method for processing silver halide color photographic material |
02/05/1991 | US4990931 Image forming method and apparatus therefor |
02/05/1991 | CA1279780C Holograms |
02/05/1991 | CA1279779C Processing holograms |
01/31/1991 | DE4023143A1 Photographic developer stabilised with S-triazine mercapto cpd. - to prevent silver sludge without desensitisation |
01/30/1991 | EP0410388A1 Method for processing silver halide photographic materials |
01/30/1991 | EP0410354A1 Processing of silver halide color photographic material |
01/30/1991 | EP0410322A2 Method of development |
01/30/1991 | EP0238642B1 Process and apparatus for multistage contacting |
01/30/1991 | CN1011443B Improvement of x ray film blue dye photographic developing method |
01/29/1991 | US4988881 Tin-activated lithium hafnate phosphor composition and X-ray intensifying screen |
01/29/1991 | US4988880 X-ray intensifying screen containing hafnia phosphor |
01/29/1991 | US4988811 Developer autooxidation promoters for use in direct positive photography in silver halide emulsions |
01/29/1991 | US4988609 Forming a photoresists layer on a substrate, development forming a pattern |
01/29/1991 | US4988604 High contrast photographic element including an aryl sulfonamidophenyl hydrazide containing both thio and ethyleneoxy groups |
01/29/1991 | US4988603 Method for the formation of high-contrast images using a developer comprising a hydrazine derivative |
01/23/1991 | EP0409065A1 A method of processing silver halide photograhic materials |
01/23/1991 | EP0408882A1 Method for production of colour photographic copies |
01/22/1991 | US4987060 Packaged in single part for dilution with water |
01/22/1991 | US4987059 Process for stabilizing photographic silver images |
01/22/1991 | CA1279218C Positive photoresist compositions having deep uv response, photosensitive elements and thermally stable photochemically imaged systems containing same |
01/16/1991 | EP0407979A1 A method for processing silver halide photosensitive materials |
01/16/1991 | EP0407890A2 Cassette with intensifying screens to be used with an X-ray film |
01/16/1991 | EP0407752A1 Granulated colour photographic bleaching agent and its preparation |
01/15/1991 | US4985348 Morpholinoalkylureido-substituted mercaptothiadiazoles |
01/15/1991 | US4985344 Radiation imaging process for forming pattern without alkali-soluble polymer underlayer and water soluble radiation-sensitive diazonium salt overlayer |
01/15/1991 | US4985342 Polysiloxane pattern-forming material with SiO4/2 units and pattern formation method using same |
01/15/1991 | US4985320 Processor chemistry control strip reader and replenishment system |
01/09/1991 | EP0407081A2 Lithoplate production |
01/08/1991 | US4983500 Resolution, contrast |