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63results about How to "Reduced chance" patented technology

Self-flushing and self-blowing water-gas two-purpose rotational flow filter

The invention belongs to the field of water and gas treatment devices and particularly relates to a self-flushing and self-blowing water-gas two-purpose rotational flow filter, which is used for circulating water and gas treatment for factories of steel smelting, iron smelting, steel rolling and sintering and the like of a metallurgical enterprise, and is also used for the circulating water and gas treatment for industries of buildings, mining, electric power and the like. The self-flushing and self-blowing water-gas two-purpose rotational flow filter comprises a cylinder body comprising three parts including a separating filtering cavity, a water drainage cavity and a dirt storage cavity; the separating filtering cavity is provided with an inlet pipe; the water drainage cavity is provided with an outlet pipe; the lower part of the dirt storage cavity is provided with a dirt discharge valve; and an inverted-conical filtering net is arranged between the separating filtering cavity and the water drainage cavity. The self-flushing and self-blowing water-gas two-purpose rotational flow filter has the characteristics of being simple in structure, reasonable in design, strong in adaptability, not easy to be plugged, reliable in running, and simple and convenient to maintain.
Owner:北京五一环保科技股份有限公司

Residence information management method and device based on block chain, server and medium

The invention discloses a residence information management method and device based on a block chain, a server and a storage medium, and belongs to the network technology field. The method is characterized by combining the residence information management and a block chain technology, and when a request of a user for inputting the residence information is obtained, if the residence registration isthe residence registration in a house renting form, obtaining a house renting electronic contract of the user through an intelligent contract on a block chain; obtaining an approval result obtained based on the residence information and the house renting electronic contract; and generating a first block based on the approval result, and adding the first block into the block chain, the first blockbeing used for storing the user identifier and the residence information of the user, and the corresponding approval result. According to the method, the house renting electronic contract of the useris obtained through the intelligent contract on the block chain, so that the possibility of artificially tampering or counterfeiting the contract is reduced, and the authenticity of the house rentingelectronic contract can be ensured.
Owner:TENCENT TECH (SHENZHEN) CO LTD

Remote automatic checking device for coal quantity of coal yard

The invention discloses a remote automatic checking device for the coal quantity of a coal yard, which belongs to the technical field of thermal power plant coal quantity management, and comprises a scanning device, an electric rotating mechanism, an integral control system, a communication system and remote automatic checking software. The scanning device is a three-dimensional laser scanner and is fixedly mounted above a coal yard through the electric rotating mechanism; the scanning device and the electric rotating mechanism are both electrically connected with the integral control system, and the integral control system executes commands of the remote automatic checking software. A digital model of a coal yard material pile is established in combination with special technologies such as bulk material measurement, space positioning, zoning calculation and regional checking, the establishment of the material pile digital model provides latest material yard working condition information for an unmanned material piling and taking operation system module, and a bucket wheel machine is guided to complete rapid, stable and accurate material piling and taking operation. The problems that manual checking precision is low, single checking time is long, cost is high, and the coal quantity of a coal yard cannot be checked at any time are solved.
Owner:华能国际电力股份有限公司上安电厂

Method and system for guiding mobile personnel and equipment to avoid disaster

ActiveCN103793870AImproved timeliness of executionRescue is accurate and effectiveMining devicesData processing applicationsDevice MonitorEngineering
The invention relates to a method and system for guiding mobile personnel and equipment to avoid disaster. The method comprises the following steps that: (1), a mobile monitoring device presets a disaster-avoiding pre-arranged plan; (2), each monitored position is matched with an area position code and a disaster-avoiding pre-arranged plan activation code, and broadcasting is carried out, wherein the disaster-avoiding pre-arranged plan activation codes are determined according to disaster situations and different destruction caused by different types of disasters respectively corresponds to different pre-arranged plan activation codes or pre-arranged plan activation code combinations; (3), the mobile monitoring device monitors the area position codes and the disaster-avoiding pre-arranged plan activation codes in real time; and if the monitored area position code and disaster-avoiding pre-arranged plan activation code point to the current mobile monitoring device, position information of the mobile monitoring device is stored for updating according to the current area position code and the pre-arranged disaster-avoiding plan is activated by using the disaster-avoiding pre-arranged plan activation code; and otherwise, the information is neglected and real-time monitoring is carried out continuously. With the method and the system, the concrete position of the user holding the mobile monitoring device can be determined accurately, thereby carrying out disaster avoiding guiding based on the determination.
Owner:高幼苏 +1

Authenticity verification method and device for electronic equipment

Embodiments of the invention disclose an authenticity verification method and device for electronic equipment. A first server for authenticity verification receives a verification request sent by electronic equipment, and determines an authenticity verification result of the electronic equipment; a verification code corresponding to the verification request is generated and fed back to the electronic equipment, for enabling the electronic equipment to output the verification code and indicating a user to send the verification code to indication information of a predetermined communication object of a third party communication platform, and a second server corresponding to the predetermined communication object of the third party communication platform forwards the verification code to the first server; after receiving the verification code, the first server feeds back the authenticity verification result to the second server, for enabling the second server to push the authenticity verification result to the user through the predetermined communication object. In the authenticity verification method of the scheme, the forging opportunity of the verification client software can be effectively reduced, and the purpose of improving the authenticity verification reliability and guaranteeing the reliability of the verification client software is achieved.
Owner:BEIJING ANTUTU TECH

Touch panel for preventing Moire effect and manufacturing method of touch panel

The invention discloses a touch panel for preventing the Moire effect. The touch panel comprises a light-transmitting substrate layer. A first induction electrode layer is arranged on the lower portion of the light-transmitting substrate layer. A second induction electrode layer is arranged on the upper portion of the light-transmitting substrate layer. A metal grid layer is arranged on the upperportion of the second induction electrode layer. Enclosure fastening belts are arranged on the outer sides of the light-transmitting substrate layer, the first induction electrode layer, the second induction electrode layer and the metal grid layer together. The invention further discloses the touch panel capable of preventing the Moire effect and the manufacturing method of the touch panel. The manufacturing method comprises the following steps of first metal grid processing, second metal grid processing, electrode plate assembling, enclosure structure preprocessing and enclosure structure sleeving. The touch panel capable of preventing the Moire effect has the beneficial effects that the enclosure fastening belt is additionally arranged on the outer side of the electrode plate formed after the metal grid layer is connected with each layer. The electrode plate is integrally bonded on the inner ring surface of the enclosure fastening belt, so that the dislocation of each layer caused by falling off of bonding parts between the layers is avoided.
Owner:深圳市翰博士科技有限公司

Device and method for manufacturing optical fiber prefabrication rod mandrel

The invention discloses a device and a method for manufacturing an optical fiber prefabrication rod mandrel and relates to manufacturing of the optical fiber prefabrication rod mandrel, in particular to the device and the method for manufacturing the optical fiber prefabrication rod mandrel through axial vapor deposition (VAD). The mandrel manufactured by the method can grow more uniformly along the axial direction and the core bag ratio fluctuates slightly. The device comprises a spherical reaction cavity, an exhaust pipeline, an upper cavity, a first blow lamp, a second blow lamp and a third blow lamp, a revolving shaft 5 and a suspension rod; and the upper cavity is provided with an air supplement port. During the preparation of a powder mandrel, a quartz glass target rod is arranged on the suspension rod, and then the suspension rod is placed in the reaction cavity, and hydrogen and oxygen are introduced into the blow lamp and then are ignited in the reaction cavity to produce oxyhydrogen flame. Then the raw material air, such as SiCl4, GeCl4 and the like is fed into the oxyhydrogen flame through the blow lamp, and is subjected to hydrolysis reaction; and SiO2, and GeO2 powdergenerated through oxidation is deposited at the lower end of the target rod due to thermophoresis movement. Simultaneously, the target rod is rotated and is lifted upward to ensure that the powder isdeposited at the lower end of the target rod to form a cylindrical powder mandrel with a core layer and an optical cladding.
Owner:ZHONGTIAN TECH ADVANCED MATERIALS CO LTD +2
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