Patents for G05D 9 - Level control, e.g. controlling quantity of material stored in vessel (4,688) |
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02/03/2011 | DE102009035518A1 Neutralization, useful for neutralizing condensate from condensing boiler by using neutralizing agent in condensate tank, comprises dosed batchwise discharging of accumulated liquid from a condensate tank, and introducing neutralizing agent |
02/02/2011 | CN201732302U Intelligent linkage device for giving alarm about liquid level of water tank |
02/02/2011 | CN201732301U Water level control device with control signal derived from ground |
02/02/2011 | CN201732300U Safety control device of electrical equipment room |
02/02/2011 | CN201731633U Hot water heating liner |
02/02/2011 | CN201729983U Water level control box of dyeing machine |
02/02/2011 | CN101963814A Coordination control method for buffer slot |
02/02/2011 | CN101962955A Device for controlling engineering precipitation |
02/02/2011 | CN101634863B Control method and device for rotating valve of slice delivering and drying system |
02/01/2011 | CA2496940C Controlling feeding of solid matter |
01/31/2011 | CA2702910A1 Level sensors for metering system container |
01/26/2011 | CN201725227U Wireless automatic water supply controller |
01/26/2011 | CN201725226U Automatic warning device for overrun liquid level of liquid storage pit |
01/26/2011 | CN201725225U Noise type water level controller |
01/26/2011 | CN201722173U Automatic water level controlling device |
01/26/2011 | CN101957623A Anti-explosion water level controller with large-power load |
01/26/2011 | CN101957622A Water controller by taking municipal alternating current as test signal |
01/26/2011 | CN101957621A Automatic liquid level relay |
01/19/2011 | CN201716600U Damped rotation type material level controller |
01/19/2011 | CN201716599U Automatic liquid level relay |
01/19/2011 | CN201716598U Optical-pulse liquid-level controller |
01/19/2011 | CN201716075U Dismountable radio frequency admittance probe |
01/19/2011 | CN101950182A Adjustable checkgate for water treatment |
01/19/2011 | CN101551677B Water level automatic control method |
01/18/2011 | US7873443 System, method and program product for targeting and optimal driving force distribution in energy recovery systems |
01/13/2011 | WO2010111450A3 Ultrasonic liquid level monitoring system |
01/13/2011 | US20110005209 Ammonia storage set-point control for selective catalytic reduction applications |
01/12/2011 | CN201707613U Liquid level control system for cast rolling machine |
01/12/2011 | CN201707612U Automatic control device for water pumping of clean water pond |
01/12/2011 | CN201707611U High-emission energy-saving type water level controller |
01/12/2011 | CN101943918A High-precision automatic control system for constant water level |
01/12/2011 | CN101571724B Measurement and control method for intelligent acoustic control of liquid level |
01/06/2011 | US20110004351 Dialysis system including downloaded prescription entry |
01/06/2011 | US20110002810 Method and apparatus for disinfecting and/or deodorizing an article |
01/06/2011 | US20110002791 Pump System for Removing Water from Pool Covers and Sumps |
01/05/2011 | CN201698236U Aluminum liquid level control device and liquid level alarm controller thereof |
01/05/2011 | CN201698235U Level control system and waste water discharge system using same |
01/05/2011 | CN101937239A Electronic water level controller |
01/05/2011 | CN101526821B Intelligent control method for electrolyzed oxidizing water centralized supply system |
12/30/2010 | US20100326538 Water recirculation system |
12/30/2010 | CA2708798A1 Switch and float assembly for a pump |
12/29/2010 | CN201689346U Automatic water level controller of fire-fighting impounding reservoir |
12/29/2010 | CN201689345U Buoy pull rope type water tank liquid-level intelligent monitor |
12/29/2010 | CN201688891U Novel material position control switch |
12/29/2010 | CN101930240A Ultrapure water energy-saving control system |
12/29/2010 | CN101930239A State acquisition system |
12/29/2010 | CN101604168B Liquid level control display instrument and using method thereof |
12/28/2010 | US7860615 Method and apparatus for control of an electric power distribution system in response to circuit abnormalities |
12/23/2010 | DE202010009485U1 Vorlageeinrichtung zum Vorlegen einer Flüssigkeit und Dosiervorrichtung für Flüssigkeiten mit einer solchen Vorlageeinrichtung Presentation means for presenting a fluid and metering device for liquids with such a feeding device |
12/22/2010 | CN201681311U Floating ball detecting structure for accumulated water treatment of transformer station |
12/22/2010 | CN201681310U Automatic water level controller for coal mines |
12/16/2010 | US20100318228 Method and Apparatus for Predicting Properties of Granulated Materials and Dosage Forms made Therefrom |
12/15/2010 | CN201672959U Annealing furnace water break alarm device |
12/15/2010 | CN201672105U Water level electronic control device of water vessel of cooking utensil |
12/08/2010 | CN201664210U Water-level controlling base for water dispenser or water boiler |
12/08/2010 | CN101187215B Full-automatic current limiting type negative pressure-free pipe network Pressure-superposed water supply equipment |
12/01/2010 | EP2256575A2 Device for self-actuated closing of an inflow of a container for holding a liquid and separation device |
12/01/2010 | CN201662728U Liquid level controller |
12/01/2010 | CN201662727U Water level monitor device |
12/01/2010 | CN201662726U Tubular ball float water level inductive switch |
12/01/2010 | CN201662725U High-temperature wear-resistant anti-corrosion level controller |
12/01/2010 | CN201662724U Liquid level fuzzy control device of oil refining fractionating tower |
12/01/2010 | CN201662723U Automatic water supply device for water tank |
12/01/2010 | CN201662722U Time liquid level controller |
12/01/2010 | CN201662721U Automatic water level controller |
12/01/2010 | CN101236437B Two polar radio frequency admittance material level switch |
11/24/2010 | CN201656949U Photoelectric liquid level switch |
11/24/2010 | CN201654570U Disc material level controller |
11/24/2010 | CN201654569U Digital display water level automatic control alarm instrument |
11/24/2010 | CN201654568U Device for controlling liquid level in magnetic separation tube of magnetic substance tester |
11/24/2010 | CN201654567U Magnetic coupling photoelectric level controller |
11/24/2010 | CN201654566U Radio frequency admittance level controller |
11/24/2010 | CN201650745U Air compressor condensed water drainage device |
11/24/2010 | CN101893903A Novel liquid position control device |
11/24/2010 | CN101890396A Method for performing pressure differential-frequency conversion combination control on liquid level of flotation column |
11/24/2010 | CN101344764B Level automatic measurement and control method of oil-water separation automatic measurement and control device based on combined station free water remover |
11/23/2010 | US7840313 Grid interconnection device, grid interconnection system, and electric power control system |
11/17/2010 | CN201638088U Waste liquid level control system |
11/17/2010 | CN201638087U Liquid-level alarm interlocking device |
11/17/2010 | CN101886713A Faucet capable of controlling opening and closing by ultrasonic wave and opening and closing method thereof |
11/17/2010 | CN101886408A Horizontal initial rainwater drainage device |
11/17/2010 | CN101419470B Self-adjusting liquid level control device |
11/17/2010 | CN101220606B Dual-control intelligent laminating water service system |
11/17/2010 | CN101081454B Automatic protection device for avoid the overflow of tin |
11/10/2010 | CN201628866U Automatic fluid replenishing device with alarm function |
11/10/2010 | CN101881038A Water level controller with overvoltage protection |
11/10/2010 | CN101218883B Case type low pressure high volume pressure regulator |
11/09/2010 | US7831340 Local digital valve controller unit |
11/03/2010 | CN201622475U Pollution-free multifunctional water level controller |
11/03/2010 | CN201622474U Automatic liquid level controller |
11/03/2010 | CN201622467U Automatic regulation and control system of still kettle |
11/03/2010 | CN101876818A Automation control method of production devices of sodium naphthalene sulfonate series products |
11/03/2010 | CN101876182A Intelligent urban sewage drainage method |
11/03/2010 | CN101390497B Simple automatic water-supplying method of chicken-raising automatic water feeding system |
11/02/2010 | US7826908 Variable rate feedforward control based on set point rate of change |
10/27/2010 | CN201616030U 风光互补发电自动水控制系统 Wind power generation automatic water control system |
10/27/2010 | CN201616029U 全自动液位控制装置 Automatic level control device |
10/27/2010 | CN201614356U 液封槽液位控制管线 Liquid seal tank level control line |
10/27/2010 | CN101873765A Automatic solution adding system |
10/27/2010 | CN101872201A Water level controller without ionizing and electrolyzing water |