Tag Archives: lost

Method for recovering lost packets transferred IP voice packets in network

Application Number  00129594 Application Date  2000.09.30 Publication Number  1445941 Publication Date  2003.10.01 Priority Information     International Classification  H04B14/04   Applicant(s) Name  Huawei Technology Co. Ltd.   Address     Inventor(s) Name  Sun Yamin;Huo Jizeng;Pan Shengxi   Patent Agency Code  11018 Patent Agent  wang liqin AbstractThe present invention applies the waveform interpolation method to restoring… Read More »

Ultra-fine mould material for lost wax process of adornment

Application Number: 00119620Application Date: 2000.08.17Publication Number: 1281873Publication Date: 2001.01.31Priority Information: International: B22C7/02;C08L91/06Applicant(s) Name: Shanghai Jiaotong Univ.Address: Inventor(s) Name: Li Zide;Chen MeiyiPatent Agency Code: 31201Patent Agent: wang tilinAbstract The present invention relates to an ultra-fine mould material for casting ornaments, and its composition is formed from (mass fraction) paraffin wax 34%-50%, other wax 18%-32%, modified rosin… Read More »