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    • 2. 发明申请
    • COLOR IMAGING PROCESS AND APPARATUS
    • 彩色成像过程和设备
    • WO1991006038A1
    • 1991-05-02
    • PCT/US1990005920
    • 1990-10-17
    • EASTMAN KODAK COMPANY
    • EASTMAN KODAK COMPANYMUENTER, Annabel, AdamsOWENS, James, Carl
    • G03C07/30
    • G03C7/18G03C5/164G03C7/3041
    • There is described a process for recording a positive or negative continuous tone color copy having the same or lower contrast than a continuous tone original image, comprising the steps of: providing a photographic element comprising a support having thereon a silver halide emulsion unit capable of forming a yellow image, a silver halide emulsion unit capable of forming a cyan image, and a silver halide emulsion unit capable of forming a magenta image, each image-forming unit having a maximum spectral sensitivity at a different wavelength of radiation, and at least one of the image-forming units having a gamma as described herein, receiving image data representing the densities of the yellow, magenta, and cyan records of the original image, modifying said image data and using it to control three exposure sources, each emitting radiation in the region of maximum spectral sensitivity for a corresponding one of the image-forming units, so that, after exposure, the recorded image density range for at least one of the yellow, magenta, and cyan image-forming units is substantially the same as or lower than the image density range for the corresponding yellow, magenta, and cyan records, respectively, of said original image, and exposing said photographic element to said exposure sources.
    • 5. 发明申请
    • APPARATUS FOR INTRODUCING SUBSTANCES INTO LIQUIDS E.G. METAL MELTS
    • 将物质引入液体的设备E.G. 金属美甲
    • WO1984002147A1
    • 1984-06-07
    • PCT/GB1983000297
    • 1983-11-21
    • HINCKLEYS MOULDING MATERIALS LIMITEDBATES, Kenneth, WilliamGRIFFITHS, William, Albert
    • HINCKLEYS MOULDING MATERIALS LIMITED
    • C21C07/00
    • C21C7/0037B22D1/005C21C7/072C22B9/103G03C7/18G03C8/48
    • For introducing gases, wires and powders to metal melts, a multi-ducted refractory body (11) is installed in the wall (14) of a vessel (15) for the melt. The body has passage closing elements (24, 34, 35) preventing melt entering the passages (A, B, C). Two passages (A and C) serve respectively for introducing gas, and fluidised powders, to the melt; each has a movable pipe (36, 91) (for gas or fluidised powder). Upon moving gas pipe (36) towards the melt, it dislodges closing element (24) whereby gas from the pipe can enter the melt via capillary bores (25). Similarly, by moving pipe (91), closing element (35) is dislodged whereby the fluidised powder can discharge from the pipe (91). Wire is fed along passage (B) to the melt: when it reaches the closing element (34) the wire can itself dislodge this element to gain access to the melt. A method of introducing substances to liquid related to used of this apparatus is disclosed, as well as metallurgical processes involving the method.
    • 为了将气体,电线和粉末引入金属熔体,多管道耐火体(11)安装在用于熔体的容器(15)的壁(14)中。 主体具有防止熔体进入通道(A,B,C)的通道关闭元件(24,34,35)。 两个通道(A和C)分别用于将气体和流化粉末引入熔体中; 每个具有可动管(36,91)(用于气体或流化粉末)。 当气体管道(36)朝向熔体移动时,其移除闭合元件(24),由此来自管道的气体可以经由毛细管孔(25)进入熔体。 类似地,通过移动管(91),关闭元件(35)被移除,从而流化粉末可以从管(91)排出。 线沿着通道(B)送入熔体中:当其到达封闭元件(34)时,线本身可以移动该元件以进入熔体。 公开了将物质引入与该设备相关的液体的方法,以及涉及该方法的冶金方法。
    • 7. 发明公开
    • Color photographic negative film elements with enhanced printer compatibility
    • Farbphotographische Negativelemente mit verbesserterDruckerverträglichkeit。
    • EP0628865A1
    • 1994-12-14
    • EP94201638.7
    • 1994-06-08
    • EASTMAN KODAK COMPANY
    • Mooberry, Jared Ben, c/o EASTMAN KODAK COMPANYMerkel, Paul Barrett, c/o EASTMAN KODAK COMPANYSinger, Stephen Paul, c/o EASTMAN KODAK COMPANY
    • G03C7/18G03C1/83
    • G03C7/18G03C1/83
    • A silver halide photographic negative film has a red sensitive layer containing a coupler which reacts with oxidized color developer to form a cyan dye, a blue sensitive layer containing a coupler which reacts with oxidized color developer to form a yellow dye, and a green sensitive layer containing a coupler which reacts with oxidized color developer to form a magenta dye. The coupler in the green sensitive layer produces a magenta dye which has relatively low density in the 560-590 nm range as compared with magenta dyes produced by pyrazolotriazole type couplers or 1-phenyl-3-acylamino-5-pyrazolone couplers. The element additionally has an inert dye present, preferably positioned below the green sensitive layer containing the foregoing coupler. The inert dye has a peak absorption between 560-590 nm so that the negative has a ratio of density at 580 nm to density at 550 nm, both as measured at neutral midscale exposure, which is greater than exhibited by the element absent the inert dye.
    • 卤化银照相底片具有含有与氧化显色剂反应形成青色染料的成色剂的红色敏感层,含有与氧化显色剂反应形成黄色染料的成色剂的蓝色敏感层,以及绿色感光层 含有与氧化的显色剂反应形成品红色染料的成色剂。 绿色敏感层中的成色剂产生品红色染料,与由吡唑并三唑型成色剂或1-苯基-3-酰基氨基-5-吡唑啉酮成色剂产生的品红染料相比,在560-590nm范围内具有相对较低的密度。 该元件另外具有存在的惰性染料,优选位于含有前述成色剂的感光层的下方。 惰性染料在560-590nm之间具有峰值吸收,使得阴性在580nm处的密度与550nm处的密度的比率(均在中性中间曝光下测量),其大于不存在惰性染料的元素 。