Zhentao
Zhentao Liu, Hebei Province CN
Patent application number | Description | Published |
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20080319056 | Butylphthalide Self-Emulsifying Drug Delivery System, Its Preparation Method and Application - The present invention relates to a novel drug delivery and release system, i.e. Self-emulsifying Drug Delivery System (SEDDS), of butylphthalide, to a preparation process thereof, and to a use thereof in a pharmaceutical formulation. The drug delivery system comprises as essential ingredients 1% to 65% of butylphthalide and 10% to 65% of a emulsifying agent, together with various excipients as required depending on the desired dosage forms. The present invention significantly increases the contact area between butylphthalide and the mucous membrane of the gastrointestinal tract, and therefore improves the absorptivity of the drug. | 12-25-2008 |
Zhentao Wang, Beijing CN
Patent application number | Description | Published |
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20150226549 | THICKNESS AND CONVEXITY DETECTION DEVICE FOR PLATE STRIP - The invention relates to a device for detecting the thickness and crown of plates and strips, belonging to the field of nuclear technology applications. The device comprises a C-frame; two ray source mounted in an upper arm of the C-frame and distributed at an interval along the width direction of a steel plate/strip; two rows of gas-pressurized ionization chamber detector arrays mounted in a lower arm of the C-frame and distributed at an interval along the moving direction of the plate/strip; collimators mounted below the two ray source, the collimators enabling the rays of each ray source to only irradiate to a corresponding row of detectors; pre-amplifier modules connected with the detector arrays; a data collector connected with the pre-amplifier modules; a data processing and displaying computer connected with the data collector; and a cooling water and pressurized air service system and a control system for ensuring system operation and monitoring. The device of the invention is simple in structure and high in dynamic measurement accuracy, and the detectors have the advantages of small temperature drift, irradiation resistance, high spatial resolution, high cost performance and the like. | 08-13-2015 |
Zhentao Zhou, Shenzhen CN
Patent application number | Description | Published |
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20160006984 | Method and Apparatus for Displaying Conference Material in Video Conference - A method and an apparatus for displaying a conference material in a video conference. The method includes determining a position coordinate of a first specified user at a conference site; collecting a video image signal of the conference site, segmenting the video image signal of the conference site according to the position coordinate to acquire a video image signal of the first specified user, and acquiring a video data signal of a displayed conference material; and synthesizing the video image signal of the first specified user and the video data signal of the conference material into one channel of encoded video signal, and sending the channel of encoded video signal to another conference site for signal decoding and for displaying on a same display screen at the other conference site. | 01-07-2016 |