摘要:
An operating device includes a connecting portion connectable to an external memory device storing operation data, an operation detecting portion that detects a positional change of the enclosure of the connected external memory device as an operation carried out on the external memory device, and an operation control portion that gives a command for executing a given action to an electronic equipment (image processing apparatus, etc.) according to the detection result. The above operation data is the data that presets a command for causing the electronic equipment to execute a specific action in correspondence to an operation on the external memory device. The operation control portion reads operation data out of the connected external memory device, and gives a command for executing a specific action to a main CPU of the electronic equipment based on an operation detected by the operation detecting portion and the read operation data.
摘要:
A specific macromolecule crystal evaluating device according to the present invention is equipped with a sample detecting stage for detecting a protein crystal in a sample container, an X-ray measuring stage that is spaced from the sample detecting stage and carries out X-ray diffraction measurement of the protein crystal, a feeding unit for feeding the sample container from the sample detecting stage to the X-ray measuring stage, and a central processing unit for recognizing the position of the protein crystal on the basis of the information achieved in the sample detecting stage and controlling the feeding unit on the basis of the position information to position the protein crystal to a sample disposing portion of the X-ray measuring stage.
摘要:
In a process for producing an acrylic or methacrylic ester by esterifying acrylic or methacrylic acid with a lower aliphatic alcohol having 1 to 3 carbon atoms in the presence of an acidic catalyst, the improvement which comprises(1) distilling the resulting esterification reaction mixture while feeding the acrylic or methacrylic ester into a distillation column from outside the system, thereby to yield as a distillate a mixture composed of the acrylic or methacrylic ester, water and the unreacted alcohol and being substantially free from acrylic or methacrylic acid, and (2) recycling the residue in the distillation column, from which the ester and water formed have been substantially removed, to the esterification reaction in such a proportion that the mole ratio of acrylic or methacrylic acid to the alcohol in the entire starting materials fed to the esterification reaction is kept at 1:0.5-1.0.
摘要:
In a process for producing acrylic acid which comprises contacting with water an acrylic acid-containing reaction product gas which has been obtained by the catalytic vapor phase oxidation of an olefinic compound of a general formula, CH.sub.2 .dbd.CHX, wherein X represents at least one group selected from the group consisting of CH.sub.3 and CHO, with a molecular oxygen-containing gas thereby collecting the acrylic acid in the form of an aqueous solution, separating the acrylic acid from the aqueous solution, and refining the thus separated acrylic acid, the improvement comprising a step of subjecting the bottom liquor of a rectification tower for acrylic acid to a decomposition evaporation and a step of subjecting the evaporation residue having a composition of 1-25 wt % of acrylic acid, 9-49 wt % of acrylic acid dimer, wherein total amount of the acrylic acid and its dimer is in the range of 10-50 wt %, and correspondingly 90-50 wt % of other matters to an extraction with water to separate the acrylic acid, its dimer and hydroquinone by the extraction.
摘要:
A process for producing phthalic anhydride, which comprises packing a catalyst into a multitube fixed bed converter, said catalyst comprising a catalytically active material composed of 1 to 20 parts by weight as V.sub.2 O.sub.5 of vanadium oxide, 99 to 80 parts by weight of anatase-type titanium oxide being porous and having a particle diameter substantially of 0.4 to 0.7 micron and a specific surface area of 10 to 60 m.sup.2 /g, and per 100 parts by weight of the sum of said two components, 0.01 to 1 part by weight as Nb.sub.2 O.sub.5 of niobium oxide, 0.05 to 1.2 parts by weight as an oxide of at least one ingredient selected from the group consisting of potassium, cesium, rubidium and thallium, and 0.2 to 1.2 parts by weight as P.sub.2 O.sub.5 of phosphorus, and a porous carrier having an alumina content of not more than 10% by weight, a silicon carbide content of at least 80% by weight and an apparent porosity of at least 10% supporting said catalytically active material thereon, wherein the total volume of pores having a diameter of 0.15 to 0.45 micron present in the layer of the catalytically active material on the carrier is at least 50% of that of pores having a diameter of not more than 10 microns present in said layer of the catalytically active material; and passing o-xylene or naphthalene and oxygen or a molecular oxygen-containing gas through the catalyst layer at a temperature of 300.degree. to 450.degree. C., thereby catalytically oxidizing the o-xylene or naphthalene; and a catalyst suitable for performing said process.
摘要:
A display system has a display device, a display control device, and a laser emitting device. The display device has a display part that displays information on a display screen and a laser detection part having a plurality of optical sensors arranged in the vicinity of the display screen of the display part to detect a laser beam that has reached the display screen. The laser emitting device has an instruction input part that inputs an instruction with respect to the displayed information and a laser output part that outputs the laser beam including output information corresponding to the inputted instruction. The display control device has a position calculation part that calculates a position of the display screen irradiated with the laser beam based on positions of the optical sensors that have detected the laser beam, a received information acquiring part that acquires the output information included in the laser beam detected by the optical sensors and a display control part that controls a display of the information displayed on the display part, based on the position calculated by the position calculation part and the acquired output information.
摘要:
The image forming apparatus includes an image forming portion that synthetically prints image data and ID image data specific to a user on a recording paper, a paper discharge tray that discharges and accumulates the recording papers, and an ID image reading portion that reads the ID images of the recording papers accumulated in the paper discharge tray, and notifies an external device specified by a user corresponding to the read ID image that the recording papers in the paper discharge tray must be removed. The image forming apparatus includes an output condition setting portion that sets output conditions of the recording papers, and the image forming portion prints the image data on a recording paper and the ID image data on an edge of the recording paper in accordance with the output conditions set by the output condition setting portion.
摘要:
In a specific macromolecule crystal detecting method according to the present invention, ultraviolet light is irradiated to sample solution, and a fluorescent image emitted from a sample in the sample solution is detected to detect specific macromolecules in the sample solution. Furthermore, by detecting the outline of the sample from the visible light image of the sample contained in the sample solution, the crystal is discriminated from other materials on the basis of the outline. By integrating the detection results of the fluorescent image and the visible light image, the specific macromolecule crystal is detected from the sample solution.
摘要:
A catalyst comprising a catalytically active material composed of 1 to 20 parts by weight as V.sub.2 O.sub.5 of vanadium oxide, 99 to 80 parts by weight of anatase-type titanium oxide being porous and having a particle diameter substantially of 0.4 to 0.7 micron and a specific surface area of 10 to 60 m.sup.2 /g, and per 100 parts by weight of the sum of said two components, 0.01 to 1 part by weight as Nb.sub.2 O.sub.5 of niobium oxide, 0.05 to 1.2 parts by weight as an oxide of at least one ingredient selected from the group consisting of potassium, cesium, rubidium and thallium, and 0.2 to 1.2 parts by weight as P.sub.2 O.sub.5 of phosphorus, and a porous carrier having an alumina content of not more than 10% by weight, a silicon carbide content of at least 80% by weight and an apparent porosity of at least 10% supporting said catalytically active material thereon, wherein the total volume of pores having a diameter of 0.15 to 0.45 micron present in the layer of the catalytically active material on the carrier is at least 50% of that of pores having a diameter of not more than 10 microns present in said layer of the catalytically active material; producing phthalic anhydride by catalytically oxidizing o-xylene or naphthalene.
摘要翻译:一种催化剂,其包含催化活性材料,其由钒氧化物的V 2 O 5为1至20重量份,多孔的99至80重量份锐钛矿型氧化钛,其粒径基本为0.4至0.7微米,比表面积 面积为10〜60m2 / g,相对于所述两种成分的总和为100重量份,作为Nb 2 O 5的氧化铌为0.01〜1重量份,选择0.05〜1.2重量份的至少一种成分的氧化物 来自由钾,铯,铷和铊组成的组,和作为P 2 O 5的0.2至1.2重量份的磷,以及氧化铝含量不超过10重量%的多孔载体,碳化硅含量为至少80 重量%,表面孔隙率至少为10%,支持其上的催化活性材料,其中存在于载体上的催化活性材料层中直径为0.15至0.45微米的孔的总体积至少为 存在于所述催化活性材料层中的直径不超过10微米的孔的50%; 通过催化氧化邻二甲苯或萘生产邻苯二甲酸酐。
摘要:
A catalytic vapor phase oxidation reactor which comprises a fixed-bed shell and tube heat exchange apparatus in which a bundle of a multiplicity of tubes filled with at least one type of oxidizing catalyst are disposed in a shell and these tubes are passed through the apertures formed in at least one perforated shield plate to partition the inside of the shell into at least two heat transfer medium feed zones and in such a manner that each of the tubes passing through the perforated shield plate is not in direct contaction with the shield plate but the outer surface of the tube and the inner surface of the aperture are spaced apart by a distance of between 0.2-5 mm, supplying feed gas to the tubes of the reactor, and conducting exothermic catalytic vapor phase oxidation while controlling the temperatures for the heat transfer medium in each of the zones so that the temperature difference between each of the zones can be maintained between 0.degree.-100.degree. C.