International Business Machines Corporation

China University of Petroleum

China University of Geosciences (beijing)

Northwest Oilfield Branch, China Petroleum & Chemical Co., Ltd

Telefonaktiebolaget Lm Ericsson (publ)

Boe Technology Group Co., Ltd.

Chinese Academy of Sciences

Beijing Boe Optoelectronics Technology Co., Ltd.

Beijing Boe Display Technology Co., Ltd.

Peking University

Chinese Academy of Environmental Planning

Ning Sun

Caili Dai

Guang Zhao

Ming Xie

Qing You

Chao Zhang

Chun Hua Tian

Sier Han

Feng Juan Wang

Yahui Lv

Yea-Jane Chu

Xiu Fang Zhu

Guangjie Hu

Wei Zhang

Bo Zhang

Bo Liu

Xin Zhou

Jian Xu

Tong Li

Jie Liu

Li Li Zhao

Minghui Zhang

Changrui Ren

Bing Shao

Yifei Liu

Sen Wang

Yu Fu

Lin Dong

Jichang Liao

Zhishuai Jia

Chenglin Gu

Ning Yang

Long He

Yuhong Zhang

Yihong Ma

Jialin Zhang

Dongfang Lyu

Jiawei Liu

Liang Li

Qian Li

Yongsheng Ma

Jianhai Wang

Zhenyu Ding

Zhandong Hao

Nuchao Xu

Zongwen Zhang

Yu Hang Liu

Hongxia Hu

Fengping Liu

Daqian Zeng

Yankun Zhang

Xiangfang Li

Huilin Yin

Lihao Liang

An air volume control valve capable of accurately measuring an air volume is provided. The air volume control valve includes a round-shaped valve body, and a valve blade and an orifice plate provided in the round-shaped valve body, where the orifice plate is located upstream of the valve blade; an upstream pressure tapping port and a downstream pressure tapping port are respectively provided upstream and downstream of the orifice plate; a distance from both the upstream pressure tapping port and the downstream pressure tapping port to the orifice plate is 0.5 times a valve diameter; the valve blade is located downstream of the downstream pressure tapping port; an inlet side of the round-shaped valve body is provided with a convergent duct fitting; and the convergent duct fitting is located at a distance of once the valve diameter upstream of the orifice plate and is tapered along an air flow direction.

Air volume control valve capable of accurately measuring air volume

The present discloses a simulation device and simulation method for liquid sulfur-gas-water multiphase flow and use thereof in a high-temperature and high-pressure gas reservoir with high sulfur content.

Simulation device and simulation method for liquid sulfur-gas-water multiphase flow and use thereof in high-temperature and high-pressure gas reservoir with high sulfur content

A blockchain of transactions may be referenced for various purposes and may be later accessed by interested parties for ledger verification. One example method of operation may comprise one or more of identifying a production date associated with a product, creating a unique code to represent the production date and the product based on a hash of one or more blocks of a blockchain, and forwarding the unique code to a verification server to verify the product.

Blockchain-based food product shelf-life management

The present disclosure discloses a multi-grafting site carbon nanomaterial comprising a structural unit represented by Formula (1), hydroxyl groups and a structural unit represented by Formula (2); wherein R is one or more selected from the group consisting of tolyl, diphenylmethyl, isophorone group and dicyclohexylmethyl; 

Multi-grafting site carbon nanomaterial and activated carbon nanomaterial and preparation method thereof and displacement system for ultra-low permeability oil reservoirs

A method for stabilizing fluorides and arsenic in soil includes: step 1, adding a calcium-containing compound to the soil contaminated by fluorides and arsenic, stirring uniformly, and standing for curing; step 2, adding an iron-containing compound to the mixture obtained in step 1, stirring uniformly, and standing for curing; and step 3, adding water to the mixture obtained in step 2, optionally adding a pH adjusting agent to adjust the gravimetric water content to 30%-40%, and standing for curing. The method uses calcium-containing and iron-containing compounds in a step-by-step manner, makes full use of the advantages of different passivation materials, combines the advantages of all reagents, and establishes an economical, efficient and environmentally friendly method for stabilizing fluorides and arsenic in soil to achieve effective remediation of contaminated soil.

Method for stabilizing fluorides and arsenic in soil

Embodiments include predicting transactions by an entity and identifying promotions to offer the entity. Aspects include parsing a plurality of event records corresponding to a plurality of entities respectively. Aspects also include identifying a sequence of events corresponding to the entity and discretizing time durations and event values of the sequence of events into discrete symbolic values. Aspects further include generating a temporal pattern of events in the sequence of events, the temporal pattern including a sequence of transaction-symbols representative of the time duration and the event value of the events in the sequence of events of the entity and predicting a next transaction based on the temporal pattern.

Transaction data analysis

Embodiments include predicting transactions by an entity and identifying promotions to offer the entity. Aspects include parsing a plurality of event records corresponding to a plurality of entities respectively. Aspects also include identifying a sequence of events corresponding to the entity and discretizing time intervals and event values of the sequence of events into discrete symbolic values. Aspects further include generating a temporal pattern of events in the sequence of events, the temporal pattern including a sequence of transaction-symbols representative of the time interval and the event value of the events in the sequence of events of the entity and predicting a next transaction based on the temporal pattern.

A composite temperature resistance gel plugging agent, a preparation method thereof and Fuse thereof in profile control and water plugging of ultra-deep oil reservoirs.

Composite temperature resistance gel plugging agent, preparation method thereof and use thereof in profile control and water plugging of ultra-deepth reservoir

The present disclosure relates to the field of oilfield chemistry, in particular to a composition for multi-component composite intercalation, a method of preparing a graphite system and a method of profile control and water shutoff.

Composition for multi-component composite intercalation, method of preparing a low-temperature expandable graphite system and method of profile control and water shutoff in deep oil reservoir

The present invention relates to the field of genetic engineering and hereditary engineering. The present invention discloses a &#x3b2;-galactosidase (&#x3b2;-galactoside galactohydrolase, EC 3.2.1.23) mutant with high transglycosidase activity, which is obtained by single-site-saturation mutation of amino acid sequences of &#x3b2;-galactosidase fromand, with own signal peptides removed. The transglycosidase activity of the mutant is over 15% higher than that of wild types. Meanwhile, the present invention also discloses a DNA molecule which encodes the mutant, a recombinant expression vector containing the DNA molecule, and a host cell expressing the DNA molecule. In addition, the present invention also provides a method for preparing &#x3b2;-galactosidase mutant with high transglycosidase activity by using the recombinant expression vector and applications of the mutant, the DNA molecule, the recombinant expression vector and the host cell in preparation of &#x3b2;-galactosidase.

&#x3b2;-galactosidase mutant with high transglycosidase activity, and preparation method thereof and uses thereof

A computer receives a first audio signal that is acquired by a first user device used by a first user in a conference and a second audio signal that is acquired by a second user device used by a second user in the conference. The computer processes the first audio signal based on the second audio signal to improve quality of the first audio signal, and sends the processed first audio signal to the conference.

Conferencing based on portable multifunction devices

The embodiments disclose a method and apparatus for automatic gain control. The apparatus comprises a first gain controlled element, a second gain controlled element, a first gain control device, a second gain control device and a first simulator. The first gain controlled element and the second gain controlled element each has a signal input, a gain control input and a signal output. The first gain controlled element and the second gain controlled element are coupled in series and one or more power elements coupled between the first gain controlled element and the second gain controlled element. The signal input of the first gain controlled element constitutes an input of the automatic gain control apparatus. The first gain control device has a pre-detection input which is coupled to the signal input of the first gain controlled element and an output which drives the gain control input of the first gain controlled element. The second gain control device has a pre-detection input and an output which drives the gain control input of the second gain controlled element. The first simulator is coupled between the signal input of the first gain controlled element and the pre-detection input of the second gain control device, which is used to simulate frequency response of the one or more power elements between the first gain controlled element and the second gain controlled element, such that a signal received by the pre-detection input of the second gain control device is matched with a signal received by the signal input of the second gain controlled element.

Method and apparatus for automatic gain control

The present invention discloses a prism sheet and a display device comprising the prism sheet for improving performances of a backlight module in a liquid crystal display device. The prism sheet comprises a first substrate and a second substrate, wherein the first substrate comprises a first surface and a second surface opposite to the first surface, and the second surface comprises a plurality of first protrusions arranged in parallel along a first direction; the second substrate comprises a third surface and a fourth surface opposite to the third surface, the third surface comprises a plurality of second protrusions arranged in parallel along the first direction, and the fourth surface comprises a plurality of third protrusions arranged in parallel along a second direction; and the second surface and the third surface are joined by meshing of the first protrusions with the second protrusions.

Prism sheet and display device

The present invention relates to a spacer and a liquid crystal display (LCD) panel with the same. The LCD panel comprises a color filter substrate, a thin film transistor (TFT) array substrate and a liquid crystal layer disposed between the color filter substrate and the thin film transistor array substrate. At least one spacer is disposed between the color filter substrate and the thin film transistor array substrate. Each spacer can comprise a first sub-spacer and a second sub-spacer. Elasticity of the first sub-spacer is smaller than elasticity of the second sub-spacer, and height of the first sub-spacer is smaller than height of the second sub-spacer.

Spacer and liquid crystal display panel with the same

Growing community of inventors

Beijing, China

Ning Sun