Fuji Photo Film Company, Limited

Fujifilm Corporation

Masashi Aonuma

Yasuo Tamai

Hiroshi Hashimoto

Tsutomu Okita

Hiroshi Ogawa

Tatsuji Kitamoto

Matsuaki Nakamura

Goro Akashi

Masaaki Suzuki

Akihiro Matsufuji

Akira Kasuga

Hiroaki Araki

Hajime Miyatsuka

Kiyomi Ejiri

Yasuo Nishikawa

Shizuo Umemura

Fumio Kodama

Hiroshi Agawa

Masatoshi Takahashi

Takahito Miyoshi

Ryuji Shirahata

Eiichi Tadokoro

Takeshi Funahashi

Noburo Hibino

Hideomi Watanabe

Kazutoshi Katayama

Kazuo Kato

Kiyotaka Fukino

Koh Kamada

Nobuyoshi Asada

Haruo Masuda

Hiromi Nakahara

Masaaki Ohtsuka

Toshichika Aoki

Masahiko Furukawa

Masaaki Igarashi

Tsuneo Yoshida

Kingo Kobayashi

Satoshi Sakakibara

Yoichi Hayata

The image and information processor includes an image information processing unit having a function for inputting patient information and radiation image capture information related to the patient information, a function for receiving a first radiation image having been read by a radiation image reading device and a function for performing image processing on the first radiation image, an image display device for the displaying at least one of the first radiation image and second radiation image having been subjected to the image processing and an external storage device for temporarily storing at least one of the first radiation image and the second radiation image in relation to the patient information; wherein the image information processing unit is constructed such that a serial radiography based on a plurality of radiographic conditions of the image capture information relating to one patient inputted by the input function can be reserved as a single inspection. The image information processing unit may be connected via a network to one or more radiation image reading devices and one or more image output devices for outputting the second radiation images.

Image and information processor

A system is provided that enables images read by an image data reading apparatusshared by photographing apparatusesA&#x2dc;D to be confirmed without confusion. Information registration terminalsA&#x2dc;D for registering sheet identification information I in relation to patient information K are installed together with corresponding monitorsA&#x2dc;D, for the respective photographing apparatusesA&#x2dc;D. The terminals, the monitors and the image data reading apparatusare connected to a network. One of the terminalsA registers the patient information K and the identification information I of a sheet used for photographing by the corresponding photographing apparatusA, and the image data reading apparatusreads image data S from the sheet. The image data S are transferred automatically to the monitorA corresponding to the terminalA that registered the information, and a visible image of the image data S is displayed on the corresponding monitorA.

Automatic image data transfer system

A ferromagnetic metal powder having an average long axis length of from 30 to 65 nm, a crystallite size of from 80 to 130 angstroms, a saturation magnetization (&#x3c3;s) of from 75 to 130 A&#xb7;m/kg, and an average oxide layer thickness of from 1.5 to 2.5 nm; a method of producing a ferromagnetic metal powder comprising: reducing the oxide of a ferromagnetic metal element to obtain the ferromagnetic metal powder, subjecting the ferromagnetic metal powder to gradual oxidation treatment to make as 120 to 150 A&#xb7;m/kg, adhering at least one element selected from Al, Y, lanthanoid, Zr and W to the ferromagnetic metal powder in water, performing heat treatment, and again performing gradual oxidation treatment; and a magnetic recording medium comprising a support having provided thereon a magnetic layer mainly comprising a ferromagnetic metal powder and a binder, wherein the magnetic layer containing the ferromagnetic metal powder has a thickness of from 0.04 to 0.25 &#x3bc;m, and demagnetization after storage at 60&#xb0; C. 90% RH for one week of 10% or less.

Ferromagnetic metal powder, producing method of the same, and magnetic recording medium

In an interfacing method, a plurality of network printers, which are provided with different kinds of film for image reproduction, are connected by an interface unit to an image information network. Available kinds of film with respect to each of the network printers, which are connected to the interface unit, are recognized. A network printer, which is among the plurality of the network printers and which corresponds to a kind of film coinciding with an output request, is selected in accordance with the results of the recognition. An output instruction, which coincides with the output request, is given to the thus selected network printer. An image can thereby be reproduced with the printer, which corresponds to the kind of film desired by an operator, such that considerable time and labor may not be required of the operator.

Interfacing method for network printers

The present invention discloses a magnetic recording particulate mediumhaving amagnetic layer on anonmagnetic support, the magnetic layer containing a ferromagnetic metal powder and a binder and having a coercive force of 1,400 to 1,700 Oe, wherein the ferromagnetic metal powder is spindle-shaped particles consisting essentially of Fe and having a Co/Fe ratio of from 1 to 5 atomic %, an Al/Fe ratio of from 5 to 15 atomic %, an average major axis length of 0.1 to 0.2 .mu.m and a specific surface area of 40 to 50 m.sup.2 /g, and the binder contains a polyurethane consisting essentially of a diol component comprising a polyether polyol and a polyester polyol and a polyisocyanate component. This magnetic recording particulate medium is characterized by minimal head wear, freedom from head clogging, and satisfactory electromagnetic characteristics.

Magnetic recording particulate medium

A magnetic recording medium is disclosed, comprising a magnetic layer comprising a ferromagnetic powder and a binder provided on one side of a non-magnetic support and a backing layer provided on another side of said non-magnetic support, wherein said ferromagnetic powder is a ferromagnetic metal powder comprising Fe as a main component Co and containing Y in an amount of from 1 to 5 atm-% based on the total weight of Fe and Co in said ferromagnetic metal powder, and said binder comprises a polyurethane mainly comprising a diol component composed of a polyether polyol and a polyester polyol and a polyisocyanate component.

Magnetic recording medium

A magnetic recording medium is disclosed, comprising a nonmagnetic support having thereon a magnetic layer containing a ferromagnetic powder and a binder, wherein the magnetic layer contains at least one of .alpha.-Al.sub.2 O.sub.3 and Cr.sub.2 O.sub.3 in an amount of 5 to 15% by weight based on the weight of the ferromagnetic powder, the density of at least one of .alpha.-Al.sub.2 O.sub.3 and Cr.sub.2 O.sub.3 in the surface of the magnetic layer is less than 0.25/.mu.m.sup.2, the intensity ratio of Al spectrum to Fe spectrum as determined by ESCA is in the range of 0.05 to 0.20, or the intensity ratio of Cr spectrum to Fe spectrum as determined by ESCA is in the range of 0.02 to 0.08, and the magnetic layer contains a fatty acid or a fatty acid ester, and the fatty acid or fatty acid ester is orientated in the surface of the magnetic layer. And further a process for producing the above magnetic recording medium is disclosed.

Magnetic recording medium and process for producing same

The present invention relates to a method of erasing a radiation image information which remains on a stimulable phosphor sheet on which the radiation image information is stored and recorded. This method is employed in a medical diagnosis system. The medical diagnosis system basically comprises a console, an X-ray controller, a radiation image information recording and reading apparatus, and an image output apparatus. Further, the residual radiation image information erasing method referred to above comprises the steps of specifying an area for recording the radiation image information stored and recorded on the stimulable phosphor sheet, based on exposure information, and erasing only radiation image information which remains in the specified recording area on the stimulable phosphor sheet.

Method of erasing residual radiation information on stimulable phosphor

A magnetic recording medium comprising a nonmagnetic support having formed thereon a magnetic layer containing ferromagnetic particles dispersed in a binder, wherein the surface of the magnetic layer has pores of (a) at most 50 .ANG. in the average value of pore inlet diameters measured by a nitrogen gas adsorption method and (b) at least 25 .ANG. in the half value width of the frequency distribution curve of the pore inlet diameters.

Magnetic recording medium having a surface with pores of specified

A novel magnetic recording medium is provided comprising a non-magnetic support having provided thereon a magnetic layer comprising a ferromagnetic powder dispersed in a binder, wherein at least one fatty acid amide compound represented by formula (I), at least one fatty acid ester represented by formula (II) and at least one fatty acid ester represented by formula (III) are provided in or on the magnetic layer: ##STR1## wherein R.sup.1 represents a C.sub.13-21 straight-chain saturated hydrocarbon group; ##STR2## wherein R.sup.2 represents a C.sub.12-21 straight-chain or branched saturated or unsaturated hydrocarbon group; and R.sup.3 represents a C.sub.1-10 straight-chain or branched saturated or unsaturated hydrocarbon group; ##STR3## wherein R.sup.4 represents a C.sub.12-21 straight-chain or branched saturated or unsaturated hydrocarbon group; R.sup.5 represents a C.sub.2-3 divalent hydrocarbon group; R.sup.6 represents a C.sub.1-10 straight-chain or branched saturated or unsaturated hydrocarbon group; and n represents an integer of from 1 to 10 where n may be the same or different when the magnetic layer contains two or more compounds represented by formula (III).

Magnetic recording medium lubricated by a three component fatty acid

A method for preparing a magnetic recording medium comprising a non-magnetic support having coated thereon a magnetic layer of a magnetic coating composition containing ferromagnetic metal particles and a binder, comprising at least (1) a step of mixing and dispersing ferromagnetic metal particles, a binder, and a solvent to prepare magnetic coating composition, (2) a step of adding and mixing lubricating agent therewith and (3) a step of coating the resulting magnetic coating composition on a non-magnetic support.

Method for preparing a magnetic recording medium

A method for preparing a magnetic recording medium comprises the steps of coating, on a non-magnetic support, a magnetic layer mainly containing ferromagnetic particles and a binder polymerizable by radiation exposure, conducting a calendering treatment, and thereafter conducting a radiation exposure treatment without winding up the magnetic layer.

A magnetic recording medium is described, comprising a nonmagnetic support having thereon a magnetic layer containing a binder which is cross-linkable or polymerizable by radiation irradiation and ferromagnetic particles, the ferromagnetic particles being metal or metal alloy particles mainly comprising iron having a crystal size of 300 .ANG. or less, having an atomic ratio of oxygen atoms to iron atoms of from 1.6 to 3.0 on the surface of the particles, and the magnetic layer having been irradiated with radiation, and comprising a nonmagnetic support having thereon a magnetic layer containing a binder comprising thermoplastic resins, thermosetting resins, reactive type resins and mixtures thereof and ferromagnetic particles, said ferromagnetic particles being metal or metal alloy particles mainly comprising iron having a crystal size of 250 .ANG. or less, and having an atomic ratio of oxygen atoms to iron atoms of from 1.6 to 3.0 on the surface of said particles.

A magnetic recording medium is disclosed which comprises a non-magnetic support having coated thereon two magnetic layers, wherein an under layer of the magnetic layers contains ferromagnetic metal particles having a coercive force of 550 to 700 Oe, and wherein an upper layer of the magnetic layers contains a ferromagnetic particles having a specific surface area determined by the BET method of 25 to 35 m.sup.2 /g, a coercive force of 700 to 800 Oe and a thickness of 0.5 to 2.5 .mu.m, wherein the entire magnetic layer including the upper layer and the under layer have a coervice force of 580 to 750 Oe, a residual magnetic flux density of 2200 to 3200 gauss and a thickness of 3.0 to 5.0 .mu.m.

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Kanagawa, Japan

Masashi Aonuma