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