OMPI – Recherche dans les collections de brevets nationales et internationales

1.114672173Water-absorbing gelatin sponge and preparation method thereof

CN - 28.06.2022

CIB C08L 89/00 N° de demande 202210434451.0 Déposant ROSESILO (WENZHOU) GELATIN CO., LTD. Inventeur SU MINGHUI

The invention discloses a water-absorbing gelatin sponge. The invention discloses a preparation method of the water-absorbing gelatin sponge, which comprises the following steps: adding chitin into hydrochloric acid, stirring at 50-70 DEG C for 10-30 minutes, then carrying out ultrasonic treatment for 5-15 minutes, centrifuging, and carrying out spray drying to obtain pretreated chitin; glutaraldehyde is added into water to be completely dissolved, gelatin and the pretreated chitin are added into the water in the stirring state, stirring is conducted for 2-3 h at the temperature of 40-60 DEG C, and pre-crosslinked gelatin is obtained; and adding the pre-crosslinked gelatin into a closed container, introducing hydrogen into the closed container until the pressure intensity of the closed container is 151.5-202 kPa, maintaining the pressure for 20-40 minutes, carrying out programmed cooling to-40 to-70 DEG C, and carrying out freeze-drying, washing, freeze-drying and sterilization to obtain the water-absorbing gelatin sponge.

2.114684923Quick starting method for nitrosation process of ammonia-containing wastewater

CN - 01.07.2022

CIB C02F 3/34 N° de demande 202011602911.3 Déposant CHINESE PETROCHEMICAL INDUSTRY LIMITED COMPANY Inventeur GAO HUIJIE

The invention discloses a method for quickly starting a nitrosation process of ammonia-containing wastewater. The method comprises the following steps: (1) adding a mud-water mixture of a secondary sedimentation tank of a sewage treatment plant into a reactor, and then introducing carbon dioxide gas for braising explosion treatment until zoogloea is broken; (2) carrying out oxygen aeration treatment on the mixture obtained in the step (1), and adding a carrier and a carbon source into the system in the treatment process; (3) when the COD concentration in the system is reduced to below 50mg/L, oxygen aeration is stopped, and then sedimentation and drainage are carried out; and (4) introducing ammonia-containing wastewater into the system to start a nitrosation process, carrying out enrichment culture of nitrite bacteria by adopting an operation mode of changing and draining water in batches and gradually increasing the ammonia nitrogen concentration of the system, and finishing culture under the condition that the nitrosation rate reaches 90% or above, and finishing quick start. According to the invention, quick start of the nitrosation process can be realized, simultaneous efficient removal of ammonia nitrogen and total nitrogen can be realized, and long-term stable operation of the reactor can be ensured.

3.114687253Ballastless track railway subgrade surface waterproof structure and construction method

CN - 01.07.2022

CIB E01B 1/00 N° de demande 202210202813.3 Déposant CHINESE CIVIL ENGINEERING GROUP LIMITED COMPANY Inventeur LU CHENGYUN

The invention discloses a ballastless track railway subgrade surface waterproof structure and a construction method, and relates to the technical field of railways. The device comprises a soft batholith bed, a roadbed body is fixed to the top of the soft batholith bed, an empty groove is formed in the bottom of the inner wall of the soft batholith bed, an abutting block is fixed to the bottom of the soft batholith bed and located in the empty groove of the soft batholith bed, and an arc-shaped elastic plate is fixed to the bottom of the abutting block. A drainage groove is formed in the middle of the top of the roadbed body, and a waterproof device is arranged at the top of the roadbed body. Through the arrangement of the drainage groove of the roadbed main body, accumulated water on the roadbed main body is drained by the drainage groove of the roadbed main body, so that the problem that the waterproof effect of the roadbed is reduced due to the fact that the accumulated water permeates downwards is avoided, and through the arrangement of a U-shaped net plate, impurities of the accumulated water are blocked by the U-shaped net plate; therefore, the problem that impurities block the drainage channel of the roadbed body is avoided.

4.114693964MRI (Magnetic Resonance Imaging) data feature extraction and classification identification method based on artificial neural network

CN - 01.07.2022

CIB G06V 10/764 N° de demande 202210223210.1 Déposant ELECTRONIC SCIENCE AND TECHNOLOGY UNIVERSITY Inventeur BAI DENGHUI

The invention discloses an MRI (Magnetic Resonance Imaging) data feature extraction and classification identification method based on an artificial neural network, and belongs to the field of data classification. According to the method, sMRI and rs-fMRI are combined, key features are extracted, fused and selected in a graph theory mode at the same time, classification is carried out through the artificial neural network, and iterative learning is carried out on MRI data through weights of all layers of the artificial neural network so as to obtain the optimal MRI data classification performance. The key features of the MRI data can be effectively extracted, the dimension of the feature space of the MRI data is reduced, the calculation amount of model training is reduced, the model can more efficiently learn the difference between the MRI data, and the classification performance is improved.

5.114693702Image processing method and device, electronic equipment and storage medium

CN - 01.07.2022

CIB G06T 7/11 N° de demande 202210303750.0 Déposant MILLET AUTOMOBILE TECHNOLOGY LIMITED COMPANY Inventeur WANG QINGMIN

The invention relates to an image processing method and device, electronic equipment and a storage medium. The method comprises the steps that a first shot image and a second shot image obtained by shooting the same scene in sequence are acquired; processing the first shot image and the second shot image to obtain a first mask image including the first matting area and a second mask image including the second matting area; performing matting processing on the first shot image and the second shot image through the first mask image and the second mask image to obtain a plurality of sub-images; determining a target sub-image comprising a moving object in the scene from the plurality of sub-images; and determining the motion information of the moving object according to the shooting sequence of the shot images corresponding to the target sub-image and the position information of the cutout area in the mask image used for cutout to obtain the target sub-image. The motion condition of the moving object can be accurately determined through the image, and the implementation is simple.

6.114699503Spray drying method of traditional Chinese medicine extraction clear paste and production process of Wujiao granules

CN - 05.07.2022

CIB A61K 36/9068 N° de demande 202210322163.6 Déposant HUNAN DONGJIAN PHARMACEUTICAL CO., LTD. Inventeur MA SHANHENG

The invention discloses a spray-drying method of traditional Chinese medicine extraction clear paste and a five-product granule production process, and relates to the technical field of Chinese patent medicine production and processing. According to the invention, whether wall sticking occurs in the corresponding monitoring area in the drying tower is judged by analyzing the difference value of the average brightness values of the images of the monitoring areas; the particle size and the content of powder distributed in the corresponding monitoring area in the real-time image are estimated by screening a difference image obtained by subtracting the real-time image from the initial image and analyzing the pixel ratio of the screened image to the difference image, and then whether the wall sticking phenomenon possibly occurs in the subsequent spray drying process or not is pre-judged; according to the method, the wall sticking condition in the tower can be judged/pre-judged in real time, and corresponding measures are taken, so that the medicine powder wall sticking phenomenon in the spray drying production process is reduced, and the quality of the five-product particle product can be better guaranteed.

7.114789467Power switching device for equator interface of space self-reconfiguration spherical cell robot

CN - 26.07.2022

CIB B25J 19/00 N° de demande 202110092456.5 Déposant HARBIN INSTITUTE OF TECHNOLOGY, WEIHAI Inventeur YOU BINDI

The invention relates to a spatial self-reconfiguration spherical cell robot equator interface power switching device which is characterized by being provided with an equator interface which is located in the circumferential direction of a spatial self-reconfiguration spherical cell robot and can complete independent movement and an equator interface power switching mechanism used for locking/unlocking the equator interface. The equator interface power switching mechanism comprises a power mechanism for providing circumferential rotating torque for the equator interface and a wedge tooth locking mechanism, and the wedge tooth locking mechanism is provided with a central connecting pipe upper section (1) for supporting all parts; the outer side of the equatorial interface locking disc (4) is in wedge-shaped straight tooth fit with the wedge tooth locking block (7), so that rotary locking in a single direction is achieved, the difficulty of machining, manufacturing and assembling work is effectively reduced, a control system is simple in design, and control precision is easy to achieve; the device has the advantages that an interface can be locked and unlocked in any direction, the control precision is high, the self-locking performance is good, the overall stability is good, the structure is compact, and experimental data are easy to obtain.

8.114789230Stamping die of automobile function module

CN - 26.07.2022

CIB B21D 53/88 N° de demande 202210519963.7 Déposant GUANGDONG POLYTECHNIC NORMAL UNIVERSITY Inventeur ZHONG SENMING

The invention discloses a stamping die of an automobile function module, and relates to the field of automobile function modules, the stamping die comprises a supporting base, a supporting bottom plate, an expansion piece, a connecting block and a supporting frame, the top surface of the supporting base is fixedly connected with a side edge expansion frame A and a side edge expansion frame B, and the outer wall of the side edge expansion frame A and the outer wall of the side edge expansion frame B are each sleeved with a movable connector; the whole equipment can be conveniently adjusted, meanwhile, in the stamping process, the whole stamping module can effectively achieve disassembly and assembly, overall use is more convenient and faster, stamping can be conducted through a plurality of workbenches, the overall efficiency can be improved, and the stamping efficiency is improved. And meanwhile, the position of the whole stamping die can be effectively changed, the overall height can be effectively adjusted, overall use can be better met, and the stamping efficiency of the automobile function module is higher.

9.114809716Temporary bearing and supporting structure for building construction

CN - 29.07.2022

CIB E04G 25/00 N° de demande 202210437542.X Déposant ZHEJIANG GUANGSHA VOCATIONAL AND TECHNICAL UNIVERSITY OF CONSTRUCTION Inventeur JIN JING

The invention discloses a temporary bearing and supporting structure for building construction and belongs to the field of building tools. A plurality of wind-resistant plates are additionally arranged on the inner end wall and the outer end wall of a bearing plate, and when external wind acts on the end face of the bearing plate from a certain direction, the wind-resistant plates on the windward end face are pushed to turn over under the action of strong wind; external air is led into the bearing plate through a gap in the top of the anti-wind plate and the top of the air inlet cavity, then the air led into the bearing plate is led out in a split-flow mode through the formed inner ventilation cavity and the split-flow cavity, meanwhile, the air led into the bearing plate overflows from the lower end of the anti-wind plate, the effect that internal and external wind power counteracts each other is achieved, and the anti-wind capacity of the bearing plate is improved; the warning piece is additionally arranged in the air inlet cavity, the fluorescent warning column is pushed outwards under the action of wind power and drives the traction belt to extend outwards, the fluorescent warning column and the warning binding belt on the traction belt play a visual and auditory warning role, meanwhile, the warning piece pushed outwards is utilized, the direction of strong wind can be judged, and a constructor can be reminded to take necessary measures in time according to the situation.

10.114854768一种鸭茅春化基因DgPAPS4及其应用

CN - 05.08.2022

CIB C12N 15/29 N° de demande 202210642986.7 Déposant 四川农业大学 Inventeur 张新全

本发明公开一种鸭茅春化基因DgPAPS4及其应用，春化基因DgPAPS4，在植物中进行表达，以调节所述植物的开花时间，所述基因DgPAPS4包含选自下组的核苷酸序列：A、序列表SeqID NO.1所示核苷酸序列；B、与A所述序列互补的核苷酸序列，或具有70％以上同源性的核苷酸序列；C、编码序列表Seq ID NO.2所示的氨基酸序列的核苷酸序列；本发明还提供了含有春化基因DgPAPS4的表达载体，含有前述过表达载体的宿主细胞，以及春化基因DgPAPS4的用途。本发明提供的春化基因DgPAPS4能够通过调控春化途径相关基因的表达，从而促进具有春化作用的植物开花，有助于培育不同熟期的具有春化作用的植物品种，同时降低育种工作量、缩小育种规模、缩短育种年限、提高育种效率，加速具有春化作用的植物品种的选育。

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