公开(公告)号：US10451508B2

公开(公告)日：2019-10-22

申请号：US15607747

申请日：2017-05-30

申请人： Schlumberger Technology Corporation

发明人： Shigeo Daito ,  Takenori Motoki ,  Noriyuki Matsumoto ,  Martine Hori

IPC分类号： G01L9/00 ,  G01L9/08 ,  G01L23/10

摘要： A pressure transducer comprises a housing including a body section and at least one end cap at one end of the body section, which are made of piezoelectric crystal, and a piezoelectric resonator in the housing. The body section and the end cap are bonded by an atomic diffusion bonding method.

公开(公告)号：US20170350780A1

公开(公告)日：2017-12-07

申请号：US15607747

申请日：2017-05-30

申请人： Schlumberger Technology Corporation

发明人： Shigeo Daito ,  Takenori Motoki ,  Noriyuki Matsumoto ,  Martine Hori

IPC分类号： G01L9/08 ,  G01L23/10 ,  G01L9/00

CPC分类号： G01L9/08

摘要： A pressure transducer comprises a housing including a body section and at least one end cap at one end of the body section, which are made of piezoelectric crystal, and a piezoelectric resonator in the housing. The body section and the end cap are bonded by an atomic diffusion bonding method.