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159results about How to "Completely processed" patented technology

Room-temperature decomposition ozone catalysis material and preparation method thereof

The invention discloses a manganese oxide molecular sieve-doped monolithic catalyst for decomposing ozone (O3) at room temperature and a preparation method thereof, which relates to the fields of catalysis and environmental protection. The preparation method is characterized in that a ceramic honeycomb monolithic type or porous foam metal carrier is adopted, and the manganese oxide molecular sieve doped with cobalt or titanium is taken as an active component. The manganese oxide molecular sieve doped with the cobalt or titanium is characterized in that: 1) the manganese oxide molecular sieve has Hollandite-typed manganese oxide octahedral molecular sieves (OMS-2) structure, the pore size is about 0.46nm multiplied by 0.46nm; 2) cobalt or titanium ions are introduced on a framework of the Hollandite-typed manganese oxide octahedral molecular sieves to form the manganese oxide molecular sieve doped with cobalt or titanium. An ozone decomposition catalyst is prepared by an oxidation reduction-refluxing method or an oxidation reduction-hydrothermal synthesis method, namely, the solution with manganese salt and cobalt salt or titanium salt is added with a strong oxidizer to synthesize the ozone decomposition catalyst by refluxing at the temperature of 90-200 DEG or hydrothermal process for more than 12 hours. The monolithic catalyst is characterized in that the input of additional energy sources such as light, heat, electricity, and the like, is unnecessary, and the ozone can be stably decomposed into oxygen under the conditions of normal temperature, normal humidity and large air volume.
Owner:李永刚

Treatment method and system for sprayed VOCs (Volatile Organic Chemicals) mixed gas

The invention provides a treatment method and system for sprayed VOCs (Volatile Organic Chemicals) mixed gas. The method comprises the following steps: firstly, removing paint mist in mixed gas; then raising the temperature of the gas without the paint mist to 320 DEG C to 350 DEG C; and carrying out a catalytic oxidization reaction under a catalytic condition of a catalyst to thermally decompose the mixed gas into high-temperature flue gas containing a carbon-oxygen compound and a hydrogen-oxygen compound, and then discharging out the high-temperature flue gas. The system comprises a paint mist removing device for removing the paint mist in the sprayed VOCs mixed gas, a heating unit for heating the sprayed VOCs mixed gas, a catalytic oxidization reaction chamber and a centralized emission device, wherein the paint mist removing device is provided with a gas inlet of the sprayed VOCs mixed gas and a gas outlet of the sprayed VOCs mixed gas; the gas outlet of the paint mist removing device is connected with the gas inlet of the heating unit; the gas outlet of the heating unit is connected with the gas inlet of the catalytic oxidization reaction chamber; and the gas outlet of the catalytic oxidization reaction chamber is communicated with the centralized emission device, and the catalytic oxidization reaction chamber is internally filled with a catalyst and a heat accumulation body.
Owner:CHONGQING UNIV

Event-triggered transaction processing for electronic data interchange

A method and system for automating data exchange processing by using event-triggered transaction processing. Transaction data may be exchanged electronically with industry clearinghouses or in-house administration systems. A trading relationship between trading partners is stored in a trading relationship database. At least one trading partner is a sending trading partner and at least one trading partner is a receiving trading partner with respect to a transaction between the sender and receiver. Maps and rules may be created and stored with respect to transactions and/or trading partners. An incoming transaction is received through an industry clearinghouse from the at least one sending partner as identified in the trading relationship. In response to receiving the incoming transaction, additional information is read from an administration system specified by a map in order to complete the processing of the transaction. The incoming transaction is a triggering event which prompts the obtaining of additional data. The additional data may be obtained according to user-specified business rules. In response to obtaining additional information, an outgoing transaction which may include the additional data is generated and sent to the receiving trading partner through the industry clearinghouse.
Owner:COMP SCI A OF NV

Fuel cell metal polar plate vacuum coating flow-line equipment and coating method thereof

The invention relates to fuel cell metal polar plate vacuum coating flow-line equipment and a coating method thereof. The flow-line equipment comprises a vacuum cavity set, a support, a transmission mechanism and a PLC control system, wherein the vacuum cavity set comprises a furnace-entering cavity, a front processing cavity, a first coating cavity, a second coating cavity, a back processing cavity and a furnace-outing cavity which are sequentially connected in a sealed mode and mutually independent, a heating device and an ion source device are arranged in the front processing cavity, the first coating cavity is used for depositing an element layer of a bottom layer for the fuel cell metal polar plate, the second coating cavity is used for depositing a corrosion resistant conductive coating for the fuel cell metal polar plate, and an independent vacuum pump is arranged in each cavity; the support is used for arranging the to-be-handled fuel cell metal polar plate; and the transmission mechanism comprises a flow-line guide rail which sequentially penetrates through the cavities in the vacuum cavity set and a power assembly driving the support to move along the flow-line guide rail. Compared with the prior art, the flow-line equipment is extractive and simple in structure, convenient to install, reliable in maintenance, high in production efficiency and the like.
Owner:SHANGHAI JIAO TONG UNIV

Method and apparatus for desolvating flowing liquid

Methods and apparatus for desolvating flowing liquid streams while retaining temporal resolution of dissolved substrates are disclosed. A novel small-scale self-regulating spray dryer preserves temporal resolution while desolvating a liquid chromatography eluent stream and depositing the solute onto an optical surface for infrared spectrographic analysis. The liquid eluent is pumped through a heated nebulizer to create a high-speed jet of solute containing liquid and solvent vapor. This jet is directed circumferentially inside a hot cylindrical cavity. Centrifugal force causes the larger liquid droplets to travel along the outer diameter of the cavity. The cavity surface is heated to cause the droplets to film boil. Film boiling reduces droplet contact with the cavity surface thereby retaining the solute in the droplets. The solute temperature is limited by controlling the pressure into which the solvent evaporates from the droplets. When the droplets are sufficiently small, Stokes drag from the exiting solvent vapor carries the droplets out through the center of the cylindrical cavity. After exiting, the superheated solvent vapor further dries the droplets. Solvent vapor is removed by condensation onto a cooled surface. A freezing point reducing agent may be added to improve removal of solvent condensate. Stokes drag from a non-condensable gas maintains the dried droplets in suspension. This suspension travels through an orifice that focuses the impaction of the dried droplets onto the optical surface for infrared analysis. The deposition surface is in an evacuated chamber and is temperature controlled to freeze liquid solutes yet allowing sublimation of residual solvent.
Owner:SPECTRA ANALYSIS INSTR
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