Patents for G03C 5 - Photographic processes or agents therefor; Regeneration of such processing agents (11,726)
01/1979
01/09/1979CA1045909A1 Processes and products of sensitizing substrates
01/09/1979CA1045874A1 Photographic physical developers
01/09/1979CA1045873A1 Developer-preserver composition and method of treating printing plates
01/09/1979CA1045825A1 Process for the destruction of developed and undeveloped photosensitive film and the recovery of products therefrom
01/02/1979US4132551 Nitrobenzene compounds as antifogging agents
12/1978
12/26/1978US4131467 4,7-Dihydroxybenzimidazole hydrobromide as antifogger
12/20/1978EP0000081A1 Etch bleaching liquid.
12/20/1978EP0000049A1 Process and device for the dry development of a two-component diazotype material
12/19/1978US4130429 Combination of photosensitive elements suited for use in radiography
12/19/1978US4130428 Combination of photosensitive elements suited for use in radiography
12/19/1978CA1044471A1 Method and apparatus for recovery of heavy metal ions from dilute aqueous solution
12/12/1978US4129445 Metal image formation process
12/05/1978US4128464 Process for regenerating bleaching-fixing solution
12/05/1978US4128425 Pyrazolidinone derivatives
12/05/1978US4128424 Method for treating photographic processing fluids prior to sewering thereof
12/05/1978US4128422 Photography
12/05/1978CA1043790A1 Quaternary ammonium substituted hydroxy s-triazines
12/05/1978CA1043617A1 Photothermographic and thermographic element, composition and process
11/1978
11/28/1978US4127465 Film processing apparatus for the electrolytic recovery of silver
11/21/1978US4126468 Radiation sensitive compositions of quaternary ammonium salt and carboxylic acid sensitizer
11/21/1978US4126461 Black-and-white photographic elements and processes
11/21/1978US4126456 Visual image recording device
11/14/1978US4125401 Diazosulfide, mercury salt
11/07/1978US4124516 Halftone images, phosphorous or phosphoric acid, bismuth or antimony compound, halogen chloride, alkali metal chloride, calcium or magnesium chloride
11/07/1978US4124398 Thiyl bleaching agents for photographic processes
11/07/1978US4124392 Leuco dyes
11/07/1978US4124390 Dye toning system
11/07/1978CA1041823A1 Automatic replenishment method and apparatus for photographic processes
10/1978
10/31/1978US4123770 Process and apparatus for developing photographs
10/31/1978US4123273 With reducing agent, silver halide and organic silver salt oxidizer; photothermography
10/31/1978US4123157 Dry process production and annotation of archival microform records from hard copy
10/31/1978CA1041644A1 Method of manufacturing photosensitive material
10/24/1978US4121938 Photographic material containing TiO2, soluble Cu(II) salt, and soluble silver salt and the use thereof in physical development
10/24/1978US4121937 Superimposing positive and negative transparencies
10/17/1978US4120722 Thermal development of imaged light-sensitive recording material using microwaves
10/10/1978US4119743 Radiation curing, heat sealing
10/10/1978US4119484 Method for producing a design on a flat or arcuate surface
10/10/1978US4119479 Photopolymerization of acrylic monomer and an acrylated epoxy compound or resin
10/10/1978US4119466 Sensitizers for photocrosslinkable polymers
10/10/1978US4119462 Color photographic developer composition
10/03/1978US4118231 Light-sensitive silver halide photographic materials containing antistatic agents
09/1978
09/26/1978US4116692 Photographic method utilizing a photosensitive composition containing a 2-azidobiphenyl and a triplet sensitizer
09/26/1978US4116559 Process of and apparatus for forming a picture image information such as a manuscript, etc. on a dry treated film and developing the same
09/19/1978US4115312 From alkali metal solution, calcining
09/19/1978CA1038872A1 1,2,3,4-tetrahydro-5-amino-8-hydroxy-quinolinium compounds
09/19/1978CA1038864A1 Azo compounds and photographic materials
09/19/1978CA1038684A1 Photosensitive combination of elements suited for use in radiography
09/19/1978CA1038683A1 Radiography
09/19/1978CA1038682A1 Radiographic combination
09/12/1978US4113490 Method for processing light-sensitive silver halide photographic materials
09/12/1978US4113489 Method of forming photographic line and half-tone images
09/12/1978US4113485 Process for making photo-mechanical drop-out mask
09/12/1978US4113484 Electrophotographic elements and processes
09/12/1978CA1038538A1 Development modifiers for silver halide emulsions
09/12/1978CA1038170A1 Recovery of silver from silver salts
09/05/1978US4111766 Process for the recovery of silver from fixing solutions
09/05/1978US4111696 Composite image design method
09/05/1978US4111539 Electrostatic printing master apparatus
09/05/1978CA1037763A1 Color display of geophysical and other data
08/1978
08/29/1978US4110114 Image forming method
08/29/1978US4109937 Donor sheet for thermographic imaging process
08/22/1978US4109148 Transparent plates with a radiograph thereon and process for the preparation thereof
08/22/1978US4108850 Positive-working immobile photographic azo compounds
08/22/1978US4108848 Method for hardening gelatin
08/22/1978US4108664 Light-sensitive negative-working film containing a diazo oxide sensitizer and a p-toluenesulfonyl halide or a 2,4-dihalo-S-triazine
08/22/1978US4108663 Photographic developing agents, process for developing using same, and light-sensitive materials containing same
08/22/1978US4108662 Process for developing photographic light-sensitive materials for the graphic arts
08/22/1978US4108661 Lippmann-emulsions and reversal processing thereof
08/15/1978US4107176 Mono-N-tosylsulfimides, their preparation and their reaction products
08/15/1978US4107070 Process for improving the properties of oxysulfide phosphor materials
08/15/1978US4106938 Vesicular composition, element and process utilizing a diol
08/08/1978US4105806 Photoinitiator free inks and method
08/08/1978US4105118 Metal foil, thermoplastic polymer, epoxy resin
07/1978
07/25/1978US4103173 Fluorescent screen
07/25/1978US4102734 Method for producing a design on an arcuate surface
07/25/1978US4102684 4-Hydroxypyrazole developing agents
07/18/1978US4101780 Treating silver with a radioactive sulfur compound such as thiourea or derivatives
07/18/1978US4101373 Method and apparatus for producing a design on a flat surface adapted to be formed into an arcuate surface
06/1978
06/20/1978US4095982 Method of developing a silver halide photographic light-sensitive material
06/13/1978US4094682 Method for processing light-sensitive silver halide photographic material
06/13/1978US4094681 Image amplification of negative-working diazo materials
06/06/1978US4093463 Water soluble binder overcoat on vesicular element containing N2 -releasing agent
06/06/1978US4093462 2,5-Bis(secondary amino) oxa- and thiadiazole photographic developing agents
05/1978
05/30/1978US4092166 Heat treatment
05/30/1978US4092164 Monitoring fog development in non-silver film
05/23/1978US4090879 N-(2-hydroxyethyl)-ethylenediamine, diethylaminopropylamine
05/16/1978US4089760 Method for regenerating waste developers used for processing silver halide photographic materials and method for storing developers
05/16/1978US4089685 Reversal imaging process including redox amplification
05/16/1978US4089684 Imaging method utilizing the chemical reactivity of donor-acceptor mixtures
05/09/1978US4088552 Subjecting silver thiosulfate complex to radiation to precipitate silver sulfide
05/02/1978US4087280 Method for enhancing the image contrast in color television picture tubes
05/02/1978US4087174 Color correction method for panchromatic printing and its device
04/1978
04/18/1978US4084968 Method of manufacturing electrically conductive metal layers on substrates
04/18/1978US4084966 Imaging system using agglomerable migration marking material
04/11/1978US4083722 Bromine-free, a 3-pyrazolidone compound, a hydroxybenzene compound, an alkaline preservative and an accelerator
04/11/1978US4083634 Pattern exposure apparatus using polychromatic light source
04/04/1978US4082861 Continuous tone imaging film
04/04/1978US4082552 Process of optically printing highly conductive character utilizing a medium containing a halogenated hydrocarbon photoactivator and a tetrathiafulvalene or a related compound thereof
04/04/1978US4082549 Agglomeration imaging process
04/04/1978US4082449 Latensifying apparatus