CN1221884A - 磁环式地震检波器 - Google Patents
磁环式地震检波器 Download PDFInfo
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- CN1221884A CN1221884A CN 97125727 CN97125727A CN1221884A CN 1221884 A CN1221884 A CN 1221884A CN 97125727 CN97125727 CN 97125727 CN 97125727 A CN97125727 A CN 97125727A CN 1221884 A CN1221884 A CN 1221884A
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- ring
- magnetic
- permanent magnet
- annular permanent
- spring
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Abstract
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Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 97125727 CN1091260C (zh) | 1997-12-29 | 1997-12-29 | 磁环式地震检波器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 97125727 CN1091260C (zh) | 1997-12-29 | 1997-12-29 | 磁环式地震检波器 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1221884A true CN1221884A (zh) | 1999-07-07 |
CN1091260C CN1091260C (zh) | 2002-09-18 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 97125727 Expired - Fee Related CN1091260C (zh) | 1997-12-29 | 1997-12-29 | 磁环式地震检波器 |
Country Status (1)
Country | Link |
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CN (1) | CN1091260C (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1296727C (zh) * | 2004-12-17 | 2007-01-24 | 周瑶琪 | 一种三分量振动检测装置 |
CN1795398B (zh) * | 2003-05-28 | 2010-05-05 | 舍塞尔公司 | 通过由多个振动车组成的车列进行震动发射 |
CN107065001A (zh) * | 2017-01-18 | 2017-08-18 | 西安森舍电子科技有限责任公司 | 一种双绕组宽频闭环地震检波器 |
CN109375260A (zh) * | 2018-12-05 | 2019-02-22 | 西安振兴泽博智能震感科技有限公司 | 单只低频高灵敏度动圈型抗跌落传感器 |
-
1997
- 1997-12-29 CN CN 97125727 patent/CN1091260C/zh not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1795398B (zh) * | 2003-05-28 | 2010-05-05 | 舍塞尔公司 | 通过由多个振动车组成的车列进行震动发射 |
CN1296727C (zh) * | 2004-12-17 | 2007-01-24 | 周瑶琪 | 一种三分量振动检测装置 |
CN107065001A (zh) * | 2017-01-18 | 2017-08-18 | 西安森舍电子科技有限责任公司 | 一种双绕组宽频闭环地震检波器 |
CN109375260A (zh) * | 2018-12-05 | 2019-02-22 | 西安振兴泽博智能震感科技有限公司 | 单只低频高灵敏度动圈型抗跌落传感器 |
CN109375260B (zh) * | 2018-12-05 | 2023-12-05 | 西安振兴泽博智能震感科技有限公司 | 单只低频高灵敏度动圈型抗跌落传感器 |
Also Published As
Publication number | Publication date |
---|---|
CN1091260C (zh) | 2002-09-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: GEOPHYSICAL PROSPECTING BUREAU, CHINA PETROLEUM G Free format text: FORMER OWNER: INSTRUMENT GENERAL PLANT, PETROLEUM GEOPHYSICAL EXPLORATION BUREAU Effective date: 20020123 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20020123 Address after: 072751 Hebei province Zhuozhou 11 mailbox, petroleum geophysical prospecting bureau science and Technology Development Department Applicant after: Geophysical Exploration Bureau, China Petroleum Group Address before: 072550 Instrument General Factory of Xushui Petroleum Geophysical Prospecting Bureau, Hebei, Applicant before: Instrument General Plant, Petroleum Geophysical Exploration Bureau |
|
AR01 | Abandonment of patent right to avoid double patenting |
According to article 9 of the patent law and article 13 of the detailed rules for the implementation of the patent law: 97125727.2 of the invention patents in the current issue of authorization announcement, and at the same time corresponding to the 97231109.2 utility model patent to be given up, and in the 18 volume of the 38 issue of the new type of communique on the patent right to abandon the announcement. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: DONGFANG GEOPHYSICAL EXPLORATION CO., LTD., SINOPE Free format text: FORMER NAME OR ADDRESS: GEOPHYSICAL PROSPECTING BUREAU, CHINA PETROLEUM GROUP |
|
CP03 | Change of name, title or address |
Address after: Science and Technology Information Department, box 11, Zhuozhou, Hebei, China Patentee after: Dongfang Geophysical Exploration Co., Ltd., China Petrochemical Corp. Address before: Science and technology development department, bureau of petroleum geophysical prospecting, box 11, Zhuozhou, Hebei Patentee before: Geophysical Exploration Bureau, China Petroleum Group |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20020918 Termination date: 20141229 |
|
EXPY | Termination of patent right or utility model |