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    • 4. 发明授权
    • Method for preparing zircon powder
    • 制备锆石粉的方法
    • US5250480A
    • 1993-10-05
    • US985455
    • 1992-12-03
    • Hirokuni HoshinoToshiyuki MoriHiroshi YamamuraNaoki Kosugi
    • Hirokuni HoshinoToshiyuki MoriHiroshi YamamuraNaoki Kosugi
    • C01B33/20C04B35/48
    • C01B33/20
    • A method for preparing zircon powder, which comprises mixing (1) silica sol and (2) an aqueous zirconium oxychloride solution having a concentration which would be from 0.1 to 2 mols/l after mixed with the silica sol, in a SiO.sub.2 /ZrO.sub.2 molar ratio of from 0.95 to 1.10, heating the mixture to hydrolyze the zirconium oxychloride, followed by dehydration treatment to obtain a powder, heating the powder from room temperature to a calcination temperature over a period of from 0.7 to 30 hours and calcining the powder at a temperature of from 1,200.degree. to 1,400.degree. C. for a period of time satisfying the relation of:t.gtoreq.116-0.08Twhere t is the calcination time (hr) and T is the calcination temperature (.degree.C.), or heating the powder from room temperature to a calcination temperature over a period of from 0.8 to 70 hours and calcining the powder at a temperature higher than 1,400.degree. C. and not higher than 1,700.degree. C. for a period of time satisfying the relation of:t.gtoreq.18-0.01Twhere t is the calcination time (hr) and T is the calcination temperature (.degree.C.).
    • 一种制备锆石粉末的方法,其包括在SiO 2 / ZrO 2摩尔中混合(1)硅溶胶和(2)与硅溶胶混合后浓度为0.1至2摩尔/升的氯氧化锆水溶液 比例为0.95〜1.10,加热混合物水解氯氧化锆,然后进行脱水处理,得到粉末,将粉末从室温加热至煅烧温度,时间为0.7〜30小时,并将粉末在 温度为1200〜1400℃,时间满足以下关系:t> / = 116-0.08T其中t为煅烧时间(hr),T为煅烧温度(℃),或 将粉末从室温加热至煅烧温度0.8〜70小时,并在高于1400℃,不高于1700℃的温度下煅烧粉末,时间满足以下关系: t> / = 18-0.01T其中t是 煅烧时间(hr),T为煅烧温度(℃)。
    • 8. 发明授权
    • Piezo-electric driving device
    • 压电式驱动装置
    • US5917271A
    • 1999-06-29
    • US809574
    • 1997-06-19
    • Hiroshi Yamamura
    • Hiroshi Yamamura
    • B06B1/06H01L41/09H02N2/00H01L41/08
    • H02N2/0015H02N2/0055H02N2/026
    • A piezo-electric driving device capable of allowing a driven body to be made of a wide variety of materials and to be easily controlled with respect to speed and back-and-forth movement; comprising a plurality of piezoelectric oscillators 5, a supporter 1 for supporting the plural piezo-electric oscillators 5 arranged in parallel so that the piezo-electric oscillators 5 have the same oscillation direction, a connector 2 for mutually connecting the oscillation portions of the plural piezo-electric oscillators 5 in the direction perpendicular to the oscillation direction, and a kicking member 3 projected from the intermediate portion of the connector 2 in the oscillation direction, wherein the piezo-electric oscillators have different oscillation phases so that the kicking member 3 can perform a kicking operation.
    • PCT No.PCT / JP96 / 02139 Sec。 371日期:1997年6月19日 102(e)日期1996年6月19日PCT提交1996年7月29日PCT公布。 出版物WO97 / 05690 日期1997年02月13日一种压电驱动装置,其能够允许从动体由各种材料制成并且能够相对于速度和往复运动而容易地控制; 包括多个压电振荡器5,用于支撑并联布置的多个压电振荡器5的支撑件1,使得压电振荡器5具有相同的振荡方向;连接器2,用于将多个压电振荡器5的振荡部分相互连接 电振荡器5沿垂直于振荡方向的方向,以及从振荡方向从连接器2的中间部分突出的踢动构件3,其中压电振荡器具有不同的振荡相位,使得踢脚构件3能够执行 踢手术。