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Patent Searching and Data


Matches 601 - 650 out of 17,003

Document Document Title
WO/1988/008990A1
An image recorded by a photostimulable phosphor image recording medium (16) that is transparent (i.e. substantially non-scattering) to stimulating radiation is read out by scanning the photostimulable phosphor with a beam (12) of stimula...  
WO/1988/007222A1
Photochemical systems for the visualization of exposure to ultraviolet radiation and for the utilization of ultraviolet radiation to effectuate visible color changes involving a process responsive to ultraviolet radiation in which a phot...  
WO/1988/006306A1
A marking comprises a layer, preferably of film-forming material, which contains a photochromic compound. The photochromic compound is capable of changing colour when exposed to UV light, but can be converted to a permanently non-photoch...  
WO/1988/004794A1
Solid particle dispersion of dyes of the formula: [D-(A)y]-Xn, where D is a chromophoric light-absorbing compound, which may or may not comprise an aromatic ring if y is not 0 and which comprises an aromatic ring if y is 0, A is an aroma...  
WO/1988/004306A1
An ultraviolet-absorptive polymer material which comprises a copolymer between a methacrylic ester monomer and other vinyl monomer having a color-forming group showing an absorption peak different from that of the methacrylic ester in th...  
WO1987004534A3  
WO/1988/002137A1
The disclosed method comprises the treatment of a document surface with a transparent matrix (3) having dispersed therein photoluminescent materials (4). According to a first embodiment, said photoluminescent materials (4) form a luminou...  
WO/1988/000357A1
A portable radiation detector comprises a radiation-resistant housing (10) having a compartment (12) accomodating an element sensitive (17) to radiation and adapted to be extracted from the compartment for the purpose of detecting and me...  
WO1987007039A3  
WO/1987/007039A2
High contrast development of photographic elements, such as lithographic films used in the field of graphic arts, is carried out in the presence of a hydrazine compound with an aqueous alkaline developing solution which has a pH of above...  
WO/1987/005718A1
Multilayered image receptive film developed in distinguishable colors by kinetic energy imparted by radiant beam exposure which comprises (a) a first imaging layer composed of an aliphatic, polymeric binder containing from about 40 wt. %...  
WO/1987/004534A2
Photographic color developing compositions which are especially useful in the processing of high chloride silver halide photographic elements are free, or at least substantially free, of bromides; optionally contain a small amount of sul...  
WO/1987/003364A1
Thermal ink jet printhead and method of manufacture featuring an improved all-metal orifice plate and barrier layer assembly (28). This assembly includes constricted ink flow ports (58) to reduce cavitation damage and smooth, contoured c...  
WO/1987/002150A1
A novel process and apparatus for multistage contacting of two materials advantageously provides high chemical efficiency and low losses of components of one of the materials caused by that material being carried out of the process with ...  
WO/1987/001213A1
A photosensitive resin solution is supplied into a cylinder which is rotated at a high speed, so that the photosensitive resin solution is uniformly adhered onto the inner surface of the cylinder due to centrifugal force and is solidifie...  
WO/1986/007171A1
Metallic salts of organic charge-transfer agents, such as TCNQ, TNAP, TCNE and DDQ and their derivatives, can be processed by an electron beam (22) for a variety of useful electronic and optical applications. The metallic charge transfer...  
WO/1986/007170A1
Apparatus for use as a detection system in the production of portal radiographs in high energy radiography, comprises an assembly containing a metal screen (7), a fluorescent screen (8), and a film (6) of a non-X-ray type. A method for p...  
WO/1986/004522A1
Mixing chemicals in liquid form by circulating one or more chemicals through a circuit which contains a porous filter (16), and introducing one or more further chemicals into the circuit immediately upstream of the porous filter (16).  
WO/1986/004695A1
A new method for fabricating a device, such as a semiconductor device. The method includes the step of patterning a substrate (e.g. 10) with a trilevel resist (e.g. 30) containing a spin-deposited substitute (e.g. 50) for the conventiona...  
WO/1986/004694A1
A silver halide photographic photo-sensitive material, in which a highly immobile novel arylidenebis type of dye which selectively dyes a specific layer and does not diffuse into other layers is incorporated in a hydrophilic colloidal la...  
WO/1986/004303A1
A graphic design article comprising a carrier (2) transparent to actinic radiation, a first adhesive layer (3) on the carrier, a graphic design (4) on portions of the first adhesive layer, and a second adhesive layer (5a) on the graphic ...  
WO/1986/001913A1
According to the method for making apparent stress and/or anomalies of plant growth, in particular trees in urban areas, a photography of the region to be osberved or parts of that region is first taken in false colours with reproduction...  
WO/1986/001313A1
In a process for forming a layer of patterned photoresist on a semiconductor substrate (10), a first, thin layer (12) of polymeric photoresist is formed on the substrate and, using a first mask (16, 18), selected regions (22) of the laye...  
WO/1985/004027A1
A contrast mask for a transparent photographic original may be formed by illuminating a photochromic body (11, 41) through the original with white light. Preferably the photochromic body (11, 41) is optically neutral (grey) and contains ...  
WO/1985/004025A1
An alkaline aqueous tanning developing solution for photographic image development comprising at least one hydroxylamine derivative, preferably also containing at least one water miscible polyhydroxy aliphatic organic solvent.  
WO/1985/003064A1
A method and apparatus for purification of waste water containing ions of heavy metals. With the use of filters (5, 6, 7) operating on the principe of reversed osmosis the waste water is purified and the resultant concentrate is a soluti...  
WO/1985/002690A1
Process intended both for the utilization and the elimination of all materials involved during a photochemical treatment of films. It enables to recover silver, plastic and paper. The exposed and developed films are subjected to an enzym...  
WO/1985/002029A1
A photographic process, and the product thereform, comprising over-exposing color positive transparency film in a camera while focused upon an object to produce a latent image of the object upon the film and then developing the latent im...  
WO/1985/000674A1
A process for treating a volume phase gelatin hologram to correct the Bragg's angle deviation thereof. The developed and fixed hologram is exposed to a high concentration of water vapor, dried at an elevated temperature and under reduced...  
WO/1985/000672A1
A method for producing a phase hologram having a high diffraction efficiency which includes treating a developed photographic material with a stop bath, bleaching with a tanning bleach having a pH range of 2.2 to 2.7 and fixing the bleac...  
WO/1984/003169A1
Optical devices using an organic charge transfer salt as the switching and storage media. Generally, a light beam (26) of a given intensity directed to a film of certain organic charge transfer salts (20) causes the illuminated area (28)...  
WO/1983/004412A1
Amphipathic compounds comprise an aliphatic hydrocarbon chain with a length of at least three carbon atoms linked to a polyhydroxy substituted acyclic aliphathic group through an amide grouping. This group includes compounds of general i...  
WO/1983/003484A1
A method of captivating a substrate within a holder for photolithographic processing. A substrate (35) is placed within the aperture (30) of a holder (15) and is sandwiched into place by laminating it with layers of dry film photopolymer...  
WO/1983/002502A1
Motion picture film is photographed with standard spherical lenses, exposing in the camera the full 35mm aperture, giving in the 1.66:1 ratio a negative image area effectively 75% larger than that of the standard 1.85:1 flat wide-screen ...  
WO/1983/000937A1
A method for making a laser recording and data storage medium by first exposing a Lippman emulsion to light in order to form a depthwise nuclei gradient, then physically developing the emulsion until a reflective surface layer of spheroi...  
WO/1983/000939A1
A method of forming a photographic azo or azamethine dye image in an exposed photographic silver halide element, the method comprising the steps of a) developing the imagewise exposed material to form an imagewise pattern of oxidised col...  
WO/1983/000396A1
A process for bleaching silver dye by using a black developer containing at least one thiazole derivative represented by the general formula (I):$(7,)$(wherein R represents a substituted or unsubstituted alkyl group, a substituted or uns...  
WO/1982/002689A1
Monochromatic or polychromatic colored photographic images are directly developed on textile materials such as shirts or continuous textile webs by a heat transfer process. The textile material (15) is first presensitized by application ...  
WO/1982/000368A1
This method is aimed at checking the quality of reproduction of graphic elements obtained by means of a cathode-ray tube on a photo-sensitive material. This method allows the checking in a simple and rational way of the printings obtaine...  
WO/1981/002850A1
A method and apparatus for admixing liquid with a shear-thinnable concentrate (11) of photographic processing composition to form a photographic processing solution, in which the concentrate is thinned by shear forces and contacted with ...  
WO/1981/002934A1
Photographic processing concentrates containing processing agents such as developing agents, fixing agents, bleaching agents, bleach-fixing agents, stabilizing agents, etc., are prepared in the form of stable pastes that are adapted to b...  
WO/1981/002797A1
Phenolic and naphtholic compounds have been found to be useful as dye forming developers in photographic silver halide constructions. The dye forming developers form dye images upon oxidation and do not require the presence of couplers i...  
WO/1981/001886A1
A method and apparatus for exposing a section of photographic medium (22) such that it exhibits an incremental gradient in optical density across an area of the medium. A source (12) or radiant energy is located in a container (10), whic...  
WO/1981/001755A1
The cost of conventional silver halide imaging technology has increased dramatically with the rising cost of silver. It would therefore be desirable to remove the silver from such imaging materials. Many replacement systems for silver te...  
WO/1981/001204A1
This invention involves the production of sound tracks for motion picture film. Prior motion picture film sound tracks could not overlap the photographic image and were placed on the edge of the film, nor were they digitally coded to pro...  
WO/1981/001155A1
Method for recovering metal from a solution containing ions of the metal and complexing agent for the ions. The method involves contacting the solution with another metal more electropositive than the metal to be recovered in order to br...  
WO/1980/002603A1
Apparatus and methods used to obtain image information from modulation of a uniform flux. A multilayered detector apparatus (10) is disclosed which comprises a first conductive layer (14) having two sides, a photoconductive layer (16) th...  
WO/1980/001962A1
A method of protecting silver images formed in a photographic material, especially microfilm, against attack by peroxides comprising contacting the material with a catalyst for the decomposition of hydrogen peroxide or a precursor of suc...  
WO/1980/001724A1
A light-sensitive material intended for obtaining an image composed of metal particles comprises at least one synthetic cationite.  
WO/1980/001614A1
An imaging element (100) comprising a support and: (1) a radiation-sensitive imaging means which undergoes a change in mobility or optical density in forming a visible image; (2) a material capable of reducing the mobility of a diffusibl...  

Matches 601 - 650 out of 17,003