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161 results about "It technology" patented technology

Resource reclamation type membrane flue gas desulphurization and denitration device and its technology

The invention discloses a resource reclamation type membrane flue gas desulphurization and denitration device which comprises at least one hydrophobic hollow fiber membrane absorber. A technology of the device is as follows: nitric oxide in flue gas is firstly subjected to an oxidation reaction to generate nitrogen dioxide, and the flue gas and an alkaline absorbent respectively enter a shell side and a tube side of the hydrophobic hollow fiber membrane absorber; SO2 and NOX in the flue gas permeate membrane wall micropores and undergo a rapid interfacial reaction with the alkaline absorbent so as to realize purification of the flue gas; and the alkaline absorbent is recycled to form a high-concentration salt-making mother liquor which is processed to prepare sulfate and nitrate. According to the technology, flow velocity of gas-liquid two-phase is independently controlled, and operating range is wide; non-direct contact between the flue gas and the absorbent can avoid heavy metal in flue dust and flue gas from entering the absorbent, resource recycling of pollutants in the flue gas is realized, and a high-purity by-product with high added value is obtained; and the technological process has high degree of automation, is economic and highly efficient and causes no secondary pollution.
Owner:TIANJIN SEA WATER DESALINATION & COMPLEX UTILIZATION INST STATE OCEANOGRAPHI

Movable monitoring system for acquiring over-speed vehicles on highway

The invention discloses a movable monitoring system for acquiring over-speed vehicles on a highway. The system comprises an embedded IC intelligent card identification system, a radio frequency monitoring system, an image identification system, a transmission system, a central management system and an over-speed penalty system, wherein the embedded IC intelligent card identification system transmits a processing result of vehicle speed detection information to the radio frequency identification system through a wireless local area network; vehicle information is synchronously recorded; the real-time vehicle information including time, location, speed and image, which is acquired by the local area network, is transmitted to the central management system through the transmission system; and then the central management system processes the received information and transmits the processed information to the over-speed penalty system. By using the method, the system has the advantages of high detection accuracy, economy and practicability, accordance with the development trend of current IT technology, easy upgrading and updating and advancement maintenance.
Owner:SHANGHAI UNIV

Paper pulp made of banana tree and its technology

A process for preparing paper pulp from banana tree and making paper includes such steps as cutting banana three and crushing, beating, concentrating, diluting by adding water, adding hydrogen peroxide and ammonia water, digestion under normal pressure, heating to 95-98 deg.C, bleaching, degumming by adding acetic acid, diluting by adding water, grinding into pulp, and making paper.
Owner:梁来祥

Formula of phosphatizing liquid for metal surface anti-rusting and phosphatizing process

This invention discloses an anti-rust phosphor solution formula of a metal and its technology method, the formula is composed of the following materials: XMn(H2PO4)2íñYfe(H2PO4).4H2O is 20-100g / lú¼Mn(NO3)2íñ6H2O is 20-100g / lú¼Zn(NO3)2íñ6H2O is 100-200g / lú¼Ni+2 is 0.5-10g / lú¼exterior active formula is 0.5-20g / l, water takes up 2 / 3 of the whole chemical, there also has some proper crap irons. The technology method as followsú‘Firsly, preparing solution by the formula; secondly, adjusting the acid proportion of the solution; thirdly, doing the pretreatment on the surface of the metal; fourthly, phosphating; fifthly, ost-treatment, oiling. The phosphor film crystal grain made in this invention is dense, symmetrical, the film is thin, the phosphor coating is symmetrical and dense, and the color is plentiful.
Owner:GUIZHOU QUNJIAN PRECISION MACHINERY
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