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399results about How to "Avoid water" patented technology

Optical circuit enclosure

In one aspect the invention provides an optical circuit enclosure enclosing at least one optical circuit or optical circuit component; the enclosure comprises: a tray type container containing at least one optical circuit or optical circuit component; a tray type closure member closing the container; the closure member containing at least one further optical circuit component on an external side thereof for optically connecting the enclosed component to an external optical circuit; and sealing means providing a moisture resistant seal between the container and the closure member.
Owner:TYCO ELECTRONICS RAYCHEM NV

Culture method of aerobic granular sludge for simultaneous denitrification and dephosphorization of domestic sewage at low and normal temperature

A culture method of aerobic granular sludge for simultaneous denitrification and dephosphorization of domestic sewage at low and normal temperature belongs to the sewage treatment field and is characterized in that: an SBR reactor adopts 2-10 ratio of height to diameter and 50-67 percent of volume exchange rate without regulation and control over water temperature. The precipitation time is 30-50min, and is reduced gradually to 1-3min; or the precipitation time is set as 5-8min, and is reduced gradually to 1-3min. In biochemical reaction process, dissolved oxygen concentration DO, oxidation-reduction potential ORP and pH value are taken as real-time control parameters to control stirring time in real time (denitrification, phosphorus release), aeration time (organic matter oxidation, nitration, denitrification, aerobic phosphorus absorption, denitrifying phosphorus absorption). The method can improve the content of nitrobacteria and phosphate accumulating organisms, realizes the simultaneous denitrification and dephosphorization of low-COD domestic sewage at low and normal temperature through the aerobic granular sludge in anaerobic / aerobic manner, is simple in process, low in sludge yield, high in reaction efficiency, good in sludge precipitation performance and small in the area occupied by the reactor, and solves the problems of low operation efficiency and unstable treatment of nitrogen and phosphorus caused by time programmed control of a sewage treatment system.
Owner:BEIJING DRAINAGE GRP CO LTD

Fuel cell

A fuel gas flow field is formed on a surface of a rectangular first metal separator. The fuel gas flow field includes flow grooves extending in the direction of gravity. An outlet buffer is provided at a lower end of the fuel gas flow field. The outlet buffer includes an inclined surface inclined toward a fuel gas discharge passage. The fuel gas discharge passage is positioned below the outlet buffer. Outlet channel grooves are formed by ridges provided between the fuel gas discharge passage and the outlet buffer. Lower ends of the ridges are arranged in a zigzag pattern.
Owner:HONDA MOTOR CO LTD

Organic electroluminescent apparatus

An organic electroluminescent apparatus includes a first substrate and a second substrate facing each other, a first sealing portion that seals the first and second substrates so as to form a closed space between the first and second substrates, an organic light-emitting element that is disposed on the first substrate in the closed space and includes an organic light-emitting layer mainly composed of an organic light-emitting material, a second sealing portion that is disposed on the organic light-emitting element and seals the organic light-emitting element, and a drying agent film that is formed in a region surrounded by the first and second sealing portions and is mainly composed of a drying agent.
Owner:SEIKO EPSON CORP

Semiconductor device with guard ring for preventing water from entering circuit region from outside

A semiconductor device has a first guard ring surrounding a circuit region, a second ring disposed between the circuit region and the first guard ring, and first connections connecting the first guard ring and the second guard ring to each other. An area sandwiched between the first guard ring and the second guard ring is divided by the first connections into a plurality of subareas. Even if the first guard ring is partly defective, water enters from outside into only the subarea which is contiguous to the defective part of the first guard ring.
Owner:RENESAS ELECTRONICS CORP

Methods and systems for emergency water storage

A potable water storage system includes a plurality of water storage containers that are connected to a water inlet. Water flows through the water storage container to water outlets that provides water to the equipment and fixtures of the building. Routine consumption of water by systems and occupants in the building continually refreshes water in the storage containers, without requiring additional energy input or effort in routine operation. The system also includes a bypass pipe that connects the water inlet to the water outlet and bypasses the plurality of water storage containers. Valves are also coupled to the water storage system. In the event of an emergency where potable water is not available, the valves can be closed to isolate the potable water in the water storage containers. The water storage containers can provide emergency potable water to the people in the building and can be expanded or reconfigured.
Owner:SUDHALKAR ATUL

Electric wire equipped with terminal fitting and method of manufacturing the same

An aluminum electric wire (10) has a metallic core wire (11) coated with an insulation coating (13). A female terminal fitting (20) made of metal different from the core wire (11) has a wire barrel (25) to be connected to the aluminum electric wire (10). A solder seal (30) is formed of solder having a main component with an ionizing tendency close to that of the terminal fitting. The wire barrel (25) is crimped to the core wire (11) exposed by peeling off the insulation coating (13) of the aluminum electric wire (10) and partially sealed with the solder. A seal connection portion (14) connects the insulation coating (13), the exposed core wire (11) and the solder seal (30) to each other in a condition where the coating (13) and the solder seal (30) are sealed off from each other.
Owner:AUTONETWORKS TECH LTD +2

Dive accessory

A dive accessory has an outer shell that encompasses a light maker and a noise maker. The light maker is waterproofed and has a light source electrically connected to an electrical power source for powering the light source. A light switch selectively opens and closes the electrical connection to switch the light source on and off. The noise maker has a hollow chamber containing a solid object that is movable within the hollow chamber to produce a noise when the solid object strikes a wall of the hollow chamber. The solid object may be restrained from moving to prevent the solid object from making noise. Combining a light maker and a noise maker provides a more effective dive accessory.
Owner:THERIAULT TREVOR +1
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