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JPS5548828B2 |
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JPS55153014A |
PURPOSE:To make it possible to adjust the pH of a solution finely and reversibly by irradiating with light a solution which contains a spiro-pyrane compound to be light-isomerized and a high molecular compound including an acid-base or b...
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JPS5550593Y2 |
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JPS5545272B2 |
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JPS5545275B2 |
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JPS55147101A |
PURPOSE: To obtain a relatively simple controller to perform a high-efficiency and stable automatic operation by improving feedback mechanism in coordinate control of feedback and feedfoward operations. CONSTITUTION: A calculator 11 calc...
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JPS5543515B2 |
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JPS5541347Y2 |
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JPS5537317B2 |
PURPOSE:To provide the above-identified method, in which the lower limit of returned sludge corresponding to the lower limit of the water level difference leading to breakage of a siphon is calcuated and compared with the actual quantity...
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JPS55123706A |
PURPOSE:To obtain a proper water quality by measuring the water quality near plural water intake gates and by controlling water intake gates on a basis of a predetermined water quality so that the water quality of water intake may be opt...
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JPS55133285U |
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JPS5536073B2 |
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JPS55131507U |
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JPS55130793U |
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JPS55124010U |
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JPS55122892U |
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JPS5532328B2 |
Electrolysis is employed for raising or reducing pH of culture solution. Electrolyte contained in a vessel having at least one ion exchange membrane as a wall is provided so as to confront the culture solution, with the ion exchange memb...
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JPS55107954A |
PURPOSE: To form a desired elution gradient by a liquid chromatograph by continuously controlling the mixture ratio of respective solvents in a mixture solution using predetermined apparatus. CONSTITUTION: Solvents A and B are intaken by...
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JPS55100903U |
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JPS5525919B2 |
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JPS5597756U |
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JPS5524519B2 |
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JPS5585334A |
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JPS5592150U |
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JPS5523114B2 |
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JPS5523113B2 |
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JPS5586211U |
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JPS5521366B2 |
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JPS5576099U |
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JPS5567321A |
PURPOSE: To reduce the change being different from a operation set value and the loaded flowing quantity of a centrifugal separating machine and control the product concentration by cutting and operating a cascade supply quantity and its...
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JPS5573845U |
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JPS5561707U |
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JPS5553705A |
PURPOSE:To obtain the ideal control performance over the entire pH range with just one unit of the control meter and without any switching at the area near the neutralization by providing the arithmetic correction circuit which generates...
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JPS5549729U |
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JPS5513717Y2 |
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JPS5543533U |
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JPS5510932Y2 |
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JPS5525106U |
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JPS554562B2 |
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JPS5513665U |
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JPS5510169U |
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JPS559273U |
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JPS554674A |
PURPOSE:To limit the lowering of the plant efficiency to a temporary phenomenon and thus to ensure an alomost ideal control for the plant by making the product gas concentration follow the target value with no time delay. CONSTITUTION:In...
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JPS553308U |
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JPS54183158U |
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JPS5443989B2 |
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JPS5442943B2 |
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JPS5441079B2 |
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JPS5439197B2 |
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JPS54148607A |
The LEL (Lower Explosive Limit) control includes a gas analyzer normally connected to receive sample gas from the evaporation enclosure of a press dryer section and which, during calibration, is sequentially connected to first analyze so...
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