China latest patents query

The latest invention patents collect the data information of China invention patents from 2000 to 2024, typesetting according to the date of patent publication, including patent number, application date, invention Bibliographic data, abstracts, and specification data of people are convenient for scientific researchers to quickly browse and search for patents.

Display method and device

PendingCN114816294ADevices with multiple display unitsInternal/peripheral component protectionUser privacyHuman–computer interaction

Owner:HUAWEI TECH CO LTD

A kind of high-efficiency liquid alkali metal alloy electrode and its preparation method and application

ActiveCN108063219BAvoid lostImprove structural stabilityAlkaline accumulatorsAlkaline accumulator electrodesMetal alloyAlloy composite

Owner:杭州亿昇达新能源科技有限公司

Dyeing and spinning method for loose cotton fiber

InactiveCN1324176CRough and hardReduce cylinder differenceYarnLiquid/gas/vapor textile treatmentFiberAgricultural engineering

Owner:BROS EASTERN

Desulfurization synergist for wet flue gas desulfurization

ActiveCN108114587BGuaranteed continuityNot corrosiveGas treatmentDispersed particle separationCellulosePolyvinyl alcohol

Owner:HUADIAN HIGH TECH GAOBEIDIAN ENVIRONMENTAL TECH

A method for extracting tripterine

InactiveCN103087142BSteroidsAlkaneAlcohol

Owner:HUBEI UNIV FOR NATITIES

A distance measurement method from the vertical lower edge of the blast furnace chute to the zero material surface of the blast furnace

ActiveCN111876540BImprove measurement efficiencyImprove securityChecking devicesObservation pointBlast furnace smelting

Owner:武汉钢铁有限公司

A super-resolution high-precision low-altitude angle measurement method based on fast storage technology

ActiveCN107329128BSolve problems with high real-time requirementsReduce the amount of input dataRadio wave direction/deviation determination systemsAviationRadar

Owner:WUHAN BINHU ELECTRONICS

A Method for Characterizing the Junction Temperature of AlgainP-based LEDs Using Relative Spectral Rotator Volume

ActiveCN108871605BEasy to operateEasy to measure accuratelyDiode testingThermometers using physical/chemical changesSpectrum analyzerOptical spectrometer

Owner:CHANGZHOU INST OF TECH

Touch panel structure and manufacturing method thereof

InactiveCN103019423AImprove visibilityHigh transparencyContact formsInput/output processes for data processingVisibilityEngineering

Owner:TPK TOUCH SOLUTIONS (XIAMEN) INC

An engine braking device

ActiveCN109113829BIncrease braking powerSimple structureValve drivesOutput powerDrive shaftCam

Owner:姬腾飞

Speech conversion method based on one-to-many codebook mapping

InactiveCN103886859BFast similarityCutting costsSpeech analysisCode bookChannel parameter

Owner:HOHAI UNIV CHANGZHOU

A method and device for detecting sidewall roughness of an SOI optical waveguide

ActiveCN104534977BSimple preparation processSimple equipmentElectric/magnetic roughness/irregularity measurementsPotential differenceSidewall roughness

Owner:TAIYUAN UNIV OF TECH

Body structure measurement method based on two-point positioning

ActiveCN105136128BEasy to useProcessing speedSurveying instrumentsConversion coefficientsTotal station

Owner:CHINA ACAD OF AEROSPACE AERODYNAMICS

A preparation method of sugar palm powder extract and its application in cigarettes

ActiveCN105595412BImprove the taste of smokingReduce pollutionTobacco treatmentSugarPropylene glycol

Owner:CHINA TOBACCO GUANGXI IND

Voltage translation and integrated circuits with stacked voltage domains

ActiveCN102362266BApparatus without intermediate ac conversionElectric pulse generatorVoltage converterConverters

Owner:INT BUSINESS MASCH CORP

Cotton pressure roller adjustment device of air-laid machine

ActiveCN105648659BReduce work intensityImprove regulation efficiencyNon-woven fabricsCouplingEngineering

Owner:苏州钧鼎自动化设备有限公司

Independent air chamber inflatable insulation system

ActiveCN103749213BSimple structureReduce volumeClimate change adaptationGreenhouse cultivationControl systemThermal insulation

Owner:LV HAO

An air-flow type ganoderma spore powder extraction device

ActiveCN105493761BPrevent flutteringAvoid wastingHarvestersSporeGanoderma lucidum

Owner:浙江振兴阿祥集团有限公司

Sterilization composition containing tetraconazole and tebuconazole

InactiveCN101617670BReduce usageReduce pollutionBiocideFungicidesFruit treeMicroemulsion

Owner:陕西汤普森生物科技有限公司

Communication protocol testing method and system for smart home equipment

ActiveCN106506280BImprove analysis efficiencyTest supportData switching by path configurationComputer hardwareEnd system

Owner:CHINA ACADEMY OF INFORMATION & COMM

Bag-feeding automatic vacuum packaging machine

ActiveCN103496459BImprove work efficiencyWrapper twisting/gatheringPackaging under vacuum/special atmosphereEngineeringLow vacuum

Owner:QINGDAO YILONG PACKAGING MACHINERY

A kind of ultraviolet crystal material ba[bo(oh)2]f and its preparation method and application

ActiveCN106544728BLarge frequency doubling effectWide transmission rangeFrom gel statePolycrystalline material growthInformation processingTetragonal crystal system

Owner:JIANGNAN UNIV

A multi-energy furnace

ActiveCN105202596BSimple structureEasy to operateDomestic stoves or rangesLighting and heating apparatusInsulation layerRenewable energy technology

Owner:安徽瑞松生物质能源有限公司

Method for preparing lepirudin

InactiveCN102731647BReduce difficultyShort synthesis timePeptide preparation methodsLeech-based protease inhibitorsLepirudinCombinatorial chemistry

Owner:HYBIO PHARMA

Adaptive weighted geometric shaping method and device

ActiveCN112165442BReduce complexitySmall distortionMultiple carrier systemsAdaptive weightingOptical communication

Owner:BEIJING UNIV OF POSTS & TELECOMM +2

A hollow ldh/mno ₂ Nanocage composite material and its preparation method and application

ActiveCN112054214BMany active sitesLarge specific surface areaMaterial nanotechnologyFuel and secondary cellsElectrical batteryLithium–air battery

Owner:SHANDONG UNIV

A method capable of prolonging the storage time of edible fungus solid strains

ActiveCN108739057BExtended storage timeReduce reproductive rateCultivating equipmentsMushroom cultivationBiotechnologyPhosphate

Owner:山东恒发生物科技有限公司 +2

Synthesis of agi/bioi/bipo by ion exchange ₄ Heterojunction photocatalyst and its use

ActiveCN109731590BOvercome the disadvantages of only responding in the ultraviolet regionOvercoming the disadvantage of low photocatalytic activityWater/sewage treatment by irradiationWater contaminantsPtru catalystPhosphate

Owner:YUNNAN UNIV

A fruit processing production line and its technological process

ActiveCN113367359BSave energyShorten the timePackaging fruits/vegetablesFood treatmentGear wheelElectric machinery

Owner:栖霞德丰食品有限公司

Electric heaters

ActiveCN107787055BImprove sealingAchieve sealingAir heatersVehicle heating/cooling devicesElectrical connectionEngineering

Owner:MAHLE INT GMBH

Vacuum obtaining system

ActiveCN100474504CSo as not to damageGuaranteed reliabilitySafety arrangmentsSemiconductor/solid-state device manufacturingExhaust valveControl signal

Owner:BEIJING NAURA MICROELECTRONICS EQUIP CO LTD

motor control unit

ActiveCN103138662BAC motor controlElectric motor controlLoop controlMotor control

Owner:DENSO CORP

A catalyst for converting alcohol ethers into p-xylene and C2-C3 olefins and its preparation method

ActiveCN104174430BReduce dosageReduce manufacturing costMolecular sieve catalystsHydrocarbon from oxygen organic compoundsGas phaseKetone

Owner:TSINGHUA UNIV

Authority control method, service providing method, device, system and electronic equipment

ActiveCN107784221BFast integrationEfficient integrationDigital data protectionDigital data authenticationComputer networkOperational system

Owner:BANMA ZHIXING NETWORK HONGKONG CO LTD

A filling compound suitable for air-blown microtube microcable and its preparation method

InactiveCN103342841BExtended service lifeLow viscosityFibre mechanical structuresFilling materialsAntioxidant

Owner:惠州市金益光电科技有限公司

Grinding and pressing fixing frame of a ball mill

ActiveCN110743669BAvoid bringing upSave spaceGrain treatmentsSteel ballBall mill

Owner:ZHUZHOU LIANXIN METAL CO LTD

airplane wing

ActiveCN102712358BAvoid damageAircraft controlJet aeroplaneLeading edge

Owner:AIRBUS OPERATIONS GMBH

A kind of multi-layer structure defluorination agent and its preparation method and application

ActiveCN110028144BEasy accessInhibit entryWater contaminantsWaste water treatment from metallurgical processActive agentCross linker

Owner:HUAZHONG NORMAL UNIV

Pathological diagnosis specimen preparation and storage device

InactiveCN105519517BReduce the burden onVersatileDead animal preservationSlice preparationSpecimen preparation

Owner:SHANDONG RES INST OF TUMOUR PREVENTION TREATMENT

A kind of Bacillus firmus and its preparation method and application

ActiveCN111876363BLong durationNo resistanceBiocidePlant growth regulatorsBiotechnologySpore

Owner:天津开发区坤禾生物技术有限公司

A Construction Technology of Pneumatic Down-the-hole Hammer Reverse Circulation Slagging for Rotary Drilling Rig

ActiveCN104832082BAvoid pollutionReduce pollutionDrilling rodsBorehole drivesSlagGas lift

Owner:XUZHOU XUGONG FOUND CONSTR MACHINERY

A sorting and palletizing device for vacuum blood collection tubes

ActiveCN110015462BEfficient and accurate stackingFast and accurate stackingDischarging meansLaboratory Test ResultBlood Collection Tube

Owner:郝军

A three-dimensional rotation amount testing device and testing method based on acceleration measurement

ActiveCN106768631BImprove applicabilityRealize measurementStatic/dynamic balance measurementMomentumMeasurement device

Owner:XI AN JIAOTONG UNIV

A dynamic similarity test bench and test method for a rotor support system

ActiveCN103940564BAchieving high-order critical speedsReduce experiment costMachine part testingVibration testingSupporting systemCoupling

Owner:NORTHEASTERN UNIV LIAONING

a t ₁ -t ₂ Dual nuclear magnetic resonance imaging contrast agent and preparation method and application thereof

ActiveCN110152023BSuperparamagneticHighlight the relaxation-enhancing effectEmulsion deliveryIn-vivo testing preparationsMagnetite NanoparticlesSuperparamagnetism

Owner:THE NAT CENT FOR NANOSCI & TECH NCNST OF CHINA

Keyhole effect tig deep penetration welding torch

ActiveCN105195875BRealize deep penetration weldingImprove welding efficiencyElectrode supporting devicesEngineeringKeyhole

Owner:GUANGDONG FUWEIDE WELDING

Regeneratively cooled porous media jacket

InactiveCN102308077AEngine fuctionsRocket engine plantsCombustion chamberPorous medium

Owner:FIRESTAR ENG

Multiprojection display system and screen forming method

ActiveCN102365866BTelevision system detailsColor television detailsTime controlImage edge

Owner:NEC CORP

Gene chip for detecting common clinical pathogenic microorganism

InactiveCN101831505BPlay a controlling roleStrong specificityMicrobiological testing/measurementPseudomonasC. tropicalis

Owner:WUHAN UNIV

Composite medium biological filter sewage treatment method and matched device

InactiveCN102531173BGood water permeabilityGood adhesionTreatment with aerobic and anaerobic processesComposite mediaResource utilization

Owner:ZHEJIANG UNIV

A kind of low temperature resistant h-beam and its production process

ActiveCN112553539BImprove hardenabilityImprove welding effectImpurityMaterials science

Owner:ANHUI KINGYOUNG STRUCTURAL METAL WORK

A kind of corrugated cardboard stacking and separation control method

ActiveCN109230763BGood tuning responsivenessGood separation accuracyFunction indicatorsArticle deliveryPaperboardConveyor belt

Owner:GUANGDONG FOSBER INTELLIGENT EQUIP CO LTD

Metal diffusion barrier layer for solar battery and fabrication method thereof

InactiveCN102201457BInhibited DiffusionImprove bindingRenewable energy productsSemiconductor devicesSolar batteryAlloy coating

Owner:XIANGTAN UNIV

A prefabricated integrated building workshop for comprehensive utilization

ActiveCN104727590BTake advantage ofReduce pollutionFatty/oily/floating substances removal devicesSewerage structuresHouse buildingHigh pressure

Owner:ZHEJIANG JIACHENG BUILDING

Antimicrobial dressing

ActiveCN107427390ALight in massRelieve painNon-adhesive dressingsPharmaceutical delivery mechanismNanofiberDissolution

Owner:AMOGREENTECH CO LTD

Microfine soybean fiber encapsulation and embedding method for improving gastrointestinal fluid tolerance of lactic acid bacteria

ActiveCN110338422BShort preparation cycleImprove efficiencyFood shapingNatural extract food ingredientsCelluloseLactic acid bacterium

Owner:INST OF AGRI ENG TECH FUJIAN ACAD OF AGRI SCI

a ta ₃ no ₅ /cds heterojunction fiber photocatalyst and preparation method thereof

ActiveCN104826643BImprove photocatalytic activityInhibitory complexPhysical/chemical process catalystsHeterojunctionFiber

Owner:ZHEJIANG OCEAN UNIV

An Ironmaking Process Based on Injection of High Temperature Coal Gas

InactiveCN104131122BLower quality requirementsLow priceBlast furnace detailsGas emission reductionCo2 removalCapacity factor

Owner:UNIV OF SCI & TECH BEIJING

A navigator capable of recording user's driving habits and its recording and replaying method

ActiveCN102768044BConcentrate on drivingReduce safety incidentsInstruments for road network navigationEngineeringHuman–computer interaction

Owner:SHENZHEN SEG SCI NAVIGATIONS CO LTD

Light emitting diode (LED) controller having function of flicker removal, LED flicker removal circuit and related method

InactiveCN102340907BWith flicker removal functionElectric light circuit arrangementHysteresisPwm signals

Owner:RICHTEK TECH

A 100G cable module based on qsfp28 interface

ActiveCN105226474BImprove transmission performanceLong transmission distanceCoupling device detailsComputer hardwareSignal transition

Owner:成都新易盛通信技术股份有限公司

Quantification of medical image data

ActiveCN102395999BImage enhancementImage analysisSpatial transformationImaging data

Owner:KONINK PHILIPS ELECTRONICS NV

A link channel allocation method for a wireless link

ActiveCN104981016BResolve interferenceReduce the number of devicesWireless communicationVIT signalsAssignment methods

Owner:四川海格恒通专网科技有限公司

Method for manufacturing plant leaf embroidery

InactiveCN101811412BBreak through the problem of not being able to embroiderSimple technologySpecial ornamental structuresEmbroidering machines apparatusRural areaEngineering

Owner:衢州富尔特影像科技有限公司

Amygdala Spectral Clustering and Segmentation Method Based on Resting State Functional Connectivity

ActiveCN106023194BGood repeatabilityImage enhancementImage analysisPattern recognitionFunctional connectivity

Owner:XI AN JIAOTONG UNIV

A co-channel interference suppression method applied to LTE system

ActiveCN104469783BImprove performanceImprove reception performanceCriteria allocationTransmitter/receiver shaping networksTelecommunicationsCarrier signal

Owner:LEADCORE TECH +1

Traditional Chinese medicine for treating asthma and pulmonary emphysema

InactiveCN101167959BSimple treatmentShort course of treatmentRespiratory disorderAluminium/calcium/magnesium active ingredientsDiseaseFritillaria cirrhosa

Owner:丁凤梅

A multi-scale similar simulation test platform for simulating overburden collapse in coal mines

ActiveCN105403684BRealize synchronous integrated monitoringRealize multi-parameter data analysisEarth material testingEngineeringTest platform

Owner:CHINA UNIV OF MINING & TECH (BEIJING)

A drawing frame drafting device

ActiveCN106012126BRealize limitReduce flower accumulationDrafting machinesYarnFiber

Owner:ZHEJIANG ZHUOYI TEXTILE

Gesture Recognition System for Vehicle Interactive Control

ActiveCN110045825BInput/output for user-computer interactionImage enhancementEngineeringHuman–robot interaction

Owner:玩出梦想(上海)科技有限公司

A high dynamic control system and method for solenoid valves based on voltage pulse width modulation technology

ActiveCN111810697BAdaptableReduce opening and closing lag timeOperating means/releasing devices for valvesVoltage pulseSolenoid valve

Owner:ZHEJIANG UNIV OF TECH

Method and special-purpose device for producing chlorine dioxide disinfectant having concentration of 4%

ActiveCN103588174BImprove quality scoreAvoid pollutionBiocideChlorine oxidesChlorine dioxideDisinfectant

Owner:SHENZHEN OUTAIHUA ENG EQUIP

Cluster short information service implementing method

InactiveCN101163278BImprove stabilityBroadcast service distributionMessaging/mailboxes/announcementsTransceiverShort Message Service

Owner:ZTE CORP

An Improved Measuring Method of Imaging Satellite Sensor's Observation Capability

ActiveCN109975833BReasonable observation planScientific decision-making basisTelevision systemsSatellite radio beaconingEngineeringComputer science

Owner:武汉中地大智慧城市研究院有限公司

A Calibration Method for Accurately Testing Two Orthogonal Linear Polarized Components of Antenna

ActiveCN103067096BImprove polarization isolationTest accurateTransmitters monitoringTemporal changeField tests

Owner:10TH RES INST OF CETC

Gas-liquid discharge well automatic control system and discharge method

ActiveCN102174819BRealize resource utilizationAvoid pollutionArtificial islandsUnderwater structuresAutomatic controlControl system

Owner:HENAN BCCY IND

Non-contact basketball pass training device based on interactive projection system and method for acquiring basketball passing success rate

InactiveCN102512799BImprove responseImprove predictive abilityPrintersProjectorsProjection systemComputer science

Owner:HARBIN NORMAL UNIVERSITY

A laser deposition additive manufacturing method

ActiveCN110496966BEliminate hole defectsImprove performanceAdditive manufacturing apparatusIncreasing energy efficiencyTitaniumTitanium alloy

Owner:TSC LASER TECH DEV BEIJING CO LTD

Design method of D-dot electric field sensor of power transmission line

InactiveCN106291135AImprove detection accuracyAccurately determineVoltage measurements onlyElectrostatic field measurementsElectric field sensorCurrent electric

Owner:CHONGQING UNIV

A Method of Inverting Magnetic Susceptibility Tensor Based on Magnetic Gradient Tensor

ActiveCN112327230BSmall influence of time-varying magnetic fieldEasy to measureSusceptibility measurementsMaterial magnetic variablesMagnetic gradientMagnetic susceptibility

Owner:JILIN UNIV

Air floatation follow-up device based on nozzle jet force compensation and used for eliminating inertia force influence

ActiveCN102817911BConsistent follow guaranteeReduce quality impactBearing assemblyBearingsMoving partsAcceleration Unit

Owner:苏州市江南石化机械有限公司

A propulsive cleaning device

InactiveCN105619165BExtended service lifeImprove working conditionMaintainance and safety accessoriesBristleEngineering

Owner:ZHEJIANG SCI-TECH UNIV

Laboratory multifunctional precision sliding table saw and its usage method

ActiveCN107053348BEasy to operateImprove cutting efficiencyCircular sawsBark-zones/chip/dust/waste removalCircular sawCompression device

Owner:NORTHEAST FORESTRY UNIVERSITY

Safe and effective method of treating psoriasis with Anti-il-23 specific antibody

PendingCN113395979AImmunoglobulins against cytokines/lymphokines/interferonsPharmaceutical delivery mechanismSecukinumabInitial treatment

Owner:JANSSEN BIOTECH INC

Rotary Oxygen Side Blowing Converter Double Furnace Smelting Device

ActiveCN106086294BRaise the preheat temperatureCompact structureManufacturing convertersOxygenSmoke hood

Owner:平湖市宸信机械有限责任公司

A kind of injection containing oily medicine and preparation method thereof

InactiveCN101297971BNo hemolysisReduced risk of hemolysisPharmaceutical non-active ingredientsHemolysisSolvent

Owner:GUANGZHOU UNIVERSITY OF CHINESE MEDICINE

Fault notifying method and apparatus, and service receiving method and apparatus

ActiveCN101163057BImprove effectivenessTimely notificationData switching networksRecipient sideReliability engineering

Owner:HUAWEI TECH CO LTD

Device driver and method

ActiveCN105045733BRealize plug and playElectric digital data processingDevice typeLinux kernel

Owner:LIANTONG NETWORK COMM TECH INC

A Cu(i)-based fluorescent metal-organic framework and its preparation method and application

ActiveCN107641202BSimple processHigh purityFluorescence/phosphorescenceLuminescent compositionsChemical compoundFluorescence sensing

Owner:ZHONGBEI UNIV

Application traffic identification method under VPN based on random forest of distribution characteristics

ActiveCN110460502BAccurate identificationLow resolution accuracyCharacter and pattern recognitionTransmissionStreaming dataFeature vector

Owner:XIDIAN UNIV

Adapter board used for standard slot expansion of rack type equipment and implementation method

InactiveCN101459860BImprove protectionEnhance physical isolationSelection arrangementsExpansion cardElectrical connection

Owner:FENGHUO COMM SCI & TECH CO LTD

A video processing method, device and equipment, and storage medium

ActiveCN111294647BMeet needsTransmissionSelective content distributionUser needsComputer graphics (images)

Owner:CHINA MOBILE CHENGDU INFORMATION & TELECOMM TECH CO LTD +1

Preparation method of bionano material for passivation solidification repairing soil hexavalent chromium pollution

ActiveCN108977395BAchieve passivation curing repairPassivation curing repair effect is goodBacteriaContaminated soil reclamationSulfobacillus sp.Desulfovibrio desulfuricans

Owner:李昕 +1

A high-strength refractory brick

ActiveCN104374197BGuaranteed top and bottom flatnessImprove relevanceFurnace componentsBrickRefractory

Owner:CHANGXING GUOSHENG REFRACTORY MATERIAL

Preparation method of halogen-free flame-retardant polylactic acid fiber

ActiveCN103122498BReduce dosagePromote pyrolysis into charFlame-proof filament manufactureMonocomponent polyesters artificial filamentMasterbatchGreen environment

Owner:DONGHUA UNIV +1

A preparation method of ferromagnetic granular film with perpendicular magnetic anisotropy

ActiveCN104900242BHigh perpendicular magnetic anisotropyUniform and controllable particle sizeHeads using thin filmsMagnetic storageRoom temperature

Owner:INST OF SEMICONDUCTORS - CHINESE ACAD OF SCI

an optical module

ActiveCN106997080BWeaken energyReduce distractionsCoupling light guidesOptical ModuleEngineering

Owner:HISENSE BROADBAND MULTIMEDIA TECH

Drum level control system

ActiveCN101922704BImprove stabilityImprove securityWater feed controlControl systemWater level fluctuation

Owner:CHONGQING CISDI THERMAL & ENVIRONMENTAL ENG CO LTD

An intelligent mirror fitness device

ActiveCN112870627BImprove functionalityMeet the needs of pulling exerciseFrictional force resistorsControl engineeringElectric machinery

Owner:CHENGDU FIT-FUTURE TECH CO LTD

Video file transcoding method, device and terminal

ActiveCN108540807BConstant Peak Signal-to-Noise RatioConstant qualityDigital video signal modificationTransmissionPattern recognitionSignal-to-noise ratio (imaging)

Owner:BEIJING DAJIA INTERNET INFORMATION TECH CO LTD

A kind of precious metal hydrogenation catalyst and its preparation method and application

ActiveCN104549357BAppropriate grain sizeImprove sulfur resistancePetroleum wax refiningMetal/metal-oxides/metal-hydroxide catalystsCooking & bakingDispersity

Owner:CHINA PETROLEUM & CHEM CORP +1

A φ-otdr Vibration Signal Recognition Algorithm Based on stft-cnn-rvfl

ActiveCN110458219BObvious Signal Recognition EffectImprove accuracyCharacter and pattern recognitionImaging processingAlgorithm

Owner:BEIJING UNIV OF POSTS & TELECOMM

A SDN-based custom packet sampling method

ActiveCN106506264BReduce sizeRelieve pressureData switching networksTimerUser defined

Owner:INST OF INFORMATION ENG CHINESE ACAD OF SCI

A kind of method and its application of establishing dse and amf and plant symbiosis system

ActiveCN110972811BEasy to operateMeet nutritional growth needsGrowth substratesCulture mediaBiotechnologyArbuscular mycorrhizal fungi

Owner:YUNNAN AGRICULTURAL UNIVERSITY

A detection method for wellbore circulation pressure loss in formation drilling with narrow safe density window

ActiveCN109441432BSafety Well ControlSafe, practical and convenient to use on siteSurveyWell drillingMechanics

Owner:SOUTHWEST PETROLEUM UNIV

Method for extracting omega 6 polyunsaturated fatty acid from plant seeds

ActiveCN100343218CHigh dissolution rateHigh purityBulk chemical productionCarboxylic compound separation/purificationPlanting seedPre treatment

Owner:吉林省长吉图开发建设现代农业投资有限公司

A system and method for automatically measuring the length of a drilling tool

InactiveCN105091758BSimple designFast measurementUsing optical meansLaser rangingLight beam

Owner:CHONGQING DAJIANG IND

A device for automatically removing electrode caps

ActiveCN106736443BMeet the disassembly conditionsAutomatic disassemblyMetal working apparatusWedge shapeSoldering gun

Owner:GUANGZHOU MINO AUTOMOTIVE EQUIP CO LTD +1

A kind of method for preparing sterile cefmenoxime hydrochloride compound

InactiveCN102603772BShort stepsHigh yieldOrganic chemistrySulfurCarboxylic acid

Owner:HARBIN PHARMA GRP CO LTD GENERAL PHARMA FACTORY

Video or image coding based on luma mapping and chroma scaling

PendingCN113412616AImprove compression efficiencyImprove subjective/objective visual qualityDigital video signal modificationPattern recognitionComputer graphics (images)

Owner:LG ELECTRONICS INC

Storage device for medical guide wires or catheters

PendingCN114269283ASurgical furnitureMedical devicesCatheterGuide wires

Owner:洛梅迪有限责任公司

Composite I-shaped beam and method of making the same

ActiveCN113463835BImprove mechanical performanceLow costLoad-supporting elementsWood working apparatusMechanical engineeringLower wing

Owner:CHINA UNIV OF GEOSCIENCES (BEIJING)

Outgoing call method and system

ActiveCN107864300BMeeting Call Handling NeedsImprove work efficiencySpecial service for subscribersReal-time computingTelephony

Owner:PING AN TECH (SHENZHEN) CO LTD

Web page crawler cooperating method

InactiveCN102480524BSustainable developmentSolve the mass storage problemTransmissionSpecial data processing applicationsMass storageTime segment

Owner:INST OF ACOUSTICS CHINESE ACAD OF SCI

A kind of binary cobalt-based non-precious metal co-b catalyst and preparation method thereof

ActiveCN103920495BLower activation energySimple processCatalyst activation/preparationHydrogen productionHydrogenCopper

Owner:信泰建设工程(北京) +1

A wireless network deployment method and system

ActiveCN105813169BSolve problemsAssess restrictionNetwork topologiesNetwork deploymentTelecommunications

Owner:湖州帷幄知识产权运营有限公司

Biodegradation type introducing agent of hardly water-soluble steroid, nonsteroid anti-inflammatory medicine, and its prepn. method

InactiveCN1185014CAvoid cumbersome preparation processSimple preparation processOrganic active ingredientsAntipyreticWater insolubleArthritis

Owner:ZHEJIANG ACAD OF MEDICAL SCI

Magnesium alloy evaporative pattern casting coating and preparation method thereof

InactiveCN103706757BImprove flame retardant performanceImprove insulation effectFoundry mouldsFoundry coresPhosphateHazardous substance

Owner:NANCHANG HANGKONG UNIVERSITY

A kind of adaptive predistortion processing method and device

ActiveCN104009717BGood cancellation effectImprove communication qualityAmplifier modifications to reduce non-linear distortionCommunications systemCommunication quality

Owner:COMBA TELECOM SYST CHINA LTD

A new type of sealing rubber plug

ActiveCN110778846BEasy to installEasy to release pressurePipe elementsMechanical engineeringMaterials science

Owner:CSSC HUANGPU WENCHONG SHIPBUILDING COMPANY

A kind of farmland passivation agent based on molybdenum ore tailings as raw material and its preparation method and application

ActiveCN106811199BImprove passivation effectReduce the content of leached heavy metalsAgriculture tools and machinesOther chemical processesSodium aluminateEnvironmental engineering

Owner:SOUTH CHINA AGRI UNIV