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Patent Searching and Data


Matches 501 - 550 out of 1,226

Document Document Title
JPH06175736A
PURPOSE: To provide a pH control method/device which can simply set again a control rule when the desirable control result is not obtained and also can change the rough control into the fine control. CONSTITUTION: A control computer 5 de...  
JPH0642171B2  
JPH06149385A
PURPOSE: To realize a further exact discharged ozone density constant oontrol by adopting a manipulated variable fixing control at the time of both activation and fluctuation, and further quickly and stably obtaining a control target val...  
JPH06149301A
PURPOSE: To save energy and resources and to improve the operation efficiency of a controller for the number of operating blowers by suppressing the increase of the number of operating blowers and also to suppress the starting/stopping o...  
JPH06134023A
PURPOSE: To dispense with manual adjustment and to always properly control the ozone concn. of ozonized water by detecting the ozone concn. of the ozonized water in a treatment tank by a concn. sensor and comparing the detected value wit...  
JPH0659704A
PURPOSE: To expand the dynamic range of an actuator by adding the time obtained by a preliminarily set function to the OFF time in a conventional time division proportional control, in the fine adjusting range set on the part of a propor...  
JPH0642298A
PURPOSE: To further reduce the deterioration in contaminant concentration or minimize the generation frequency of excess ventilation by judging the control output of a control arithmetic operation means for a ventilator and correct the j...  
JPH0633743A
PURPOSE: To provide a control device so that FF control can be backed up by an FB control system, and performance deterioration can be prevented regardless of changing a condition of a gas turbine, to further well control a reference O2 ...  
JPH0630664A
PURPOSE: To provide system designed to efficiently grow plants without suspending the circulation of a nutritive liquor to raising beds and without the need for preparing additional tanks. CONSTITUTION: The electrical conductivity of a n...  
JPH069015B2  
JPH063445Y2  
JPH0612131A
PURPOSE: To provide a simple controller which is not limited to a pressure range or a temperature range by using a correction temperature being the function of an actual temperature and an actual pressure at the time of controlling the c...  
JPH064097U
[Purpose] If the pH of the shrink-proofing liquid produced deviates from the appropriate range, it will be possible to respond quickly. [Constitution] In the shrink-proofing liquid supply device that supplies the shrink-proofing liquid p...  
JPH0588877B2  
JPH05333906A
PURPOSE:To provide an odor generator which can change the indoor odor with the individual or combined use of a least necessary number of odor generators and through an automatic or remote control. CONSTITUTION:Plural types of odor genera...  
JPH05331651A
PURPOSE: To always enable the exact detection of the prescribed component concn. in a chemical treating liquid, such as plating liquid without affecting the analyzing time of the chemical treating liquid. CONSTITUTION: The difference bet...  
JPH0588651U
[Purpose] It should be possible to easily inject a small amount of chemical solution at any time or inject different kinds of chemical solution at the same time. [Constitution] After inserting the chemical solution into both portable che...  
JPH05313318A
PURPOSE: To enhance the reproducibility to obtain images having high image quality by maintaining the pH of a developing soln. at a specified range by an oxidation reduction device at the time of developing an exposed radiation photosens...  
JPH05257541A
PURPOSE:To resolve overshoot or hunting with a high precision by selecting several temporary targets after and before the final target value by the extent of deviations to supply an acid or alkaline liquid at the time of determining the ...  
JPH05245491A
PURPOSE: To enhance the stability and controllability of a control system by a method wherein the quality of the water flowing in an aeration tank is measured to determine necessary aeration quantity on the basis of the measured quality ...  
JPH05233074A
PURPOSE:To speedily reach a target pH value without generating overshoot by successively and stepwisely switching targets until the final set value in respect to the pH value of objective liquid corresponding to a change caused by droppi...  
JPH05212277A
PURPOSE: To enable the release of the functional material in a composite formed by molding conductive metallic powder, polymerizable monomer or prepolymer and the functional material to a specified shape for a required period of time whe...  
JPH05215703A
PURPOSE: To adjust the detergent concentration of a detergent liquid solution within a washing bath simply and easily by converting the conductivity of the measured detergent liquid solution to the detergent concentration by using a spec...  
JPH05204464A
PURPOSE:To provide a method which does not have a mechanical operation part and can simply and easily transport and control a minute flow rate through the use of a conductive high molecular compound. CONSTITUTION:As a result of adding a ...  
JPH0552162B2  
JPH05165532A
PURPOSE:To obtain a device of efficiently produce chemicals corresponding to many kinds production in small quantity. CONSTITUTION:In a fluid treatment device 1, a reaction chamber 3 fixing enzymes 4 is provided in a main body 2 of a pac...  
JPH05161882A
PURPOSE: To extend the life of an ion exchange resin and to decrease inferiority of washing. CONSTITUTION: Washing liq. discharged from a preliminary washing tank 14 is filtered by using a filter 17. Washing water is fed from the filter ...  
JPH0525740Y2  
JPH05158549A
PURPOSE: To provide a fume hood controller which controls the ventilation of a fume hood for laboratory, has a desirable safety feature, and can maintain an excellent energy efficiency. CONSTITUTION: The fume hood controller which gives ...  
JPH05154326A
PURPOSE: To provide the title control device which always faithfully corresponds to the contamination of air in a room by solving the trouble of resetting reference voltage at every use because the resistance value of a gas detection ele...  
JPH05154194A
PURPOSE: To enable the continuous measurement of the concn. change of a biochemical material. CONSTITUTION: A buffer soln. and a standard soln. of specified concn. of the biochemical material to be measured are accumulated respectively i...  
JPH0534688B2  
JPH05502718A
A system and method for monitoring conditions in a fluid medium. A stream of the fluid medium is flowed through a fluid container which is electrically configured as a transmission line segment and which is electrically connected to load...  
JPH05103663A
PURPOSE: To stably control the culture of an animal cell for a long period by determining the amounts of fed gases from the density and activity of the cell according to a fuzzy inference, then similarly determining a gas composition fro...  
JPH0572743A
PURPOSE: To stabilize the precision of pattern formation by means of a developing liquid inside a developing liquid pump by maintaining the concentration of the developing liquid through the use of a correlation between the concentration...  
JPH0523677A
PURPOSE: To provide a pH control device possible to automatically and accurately control pH of a raw water stagnating in a tank. CONSTITUTION: The multiplication part 12 multiplicating the amount of the raw water supplied in the tank by ...  
JPH056694B2  
JPH056695B2  
JPH04349511A
PURPOSE:To decrease the weighing error caused by dynamic pressure working on a chemical, shortage of a stable time of a weighing apparatus, or liquid dripping, etc., when the chemical of a prescribed quantity is injected into a vessel fr...  
JPH04343097A
PURPOSE: To prevent the corrosion and the like in the secondary system in a nuclear power plant by injecting medicine into the feed water for water quality control, and reducing metal oxide or eliminating dissolved oxigen for stopping th...  
JPH0474054B2
Apparatus for conducting and controlling chemical reactions, wherein idealistic reaction conditions are achieved automatically for chemical reaction systems in a reaction vessel (1). The apparatus includes a pH-sensor (61), a temperature...  
JPH0472247B2  
JPH04506012A
A device for dispensing disinfectants into washing liquors by means of a dispenser is to dispense the correct quantity of disinfectant in function of the dirt to be removed so that adequate but not excessive quantities of disinfectant ar...  
JPH04297908A
PURPOSE:To simultaneously control the concentration and liquid level of a wash solution obtained by supplying a stock solution for washing and water. CONSTITUTION:The undiluted solution is supplied through an undiluted solution supply va...  
JPH0460244B2
In the case of an apparatus for ascertaining and keeping constant the concentration of alcohol in the plate dampening fluid used in an offset litho press, having a float vessel with an inlet and an overflow such that the float controls t...  
JPH04109359U  
JPH0457750B2  
JPH0451844B2  
JPH0494999U  
JPH0444776B2  

Matches 501 - 550 out of 1,226