GB1467124A - Electromagnetically resonant device - Google Patents
Electromagnetically resonant deviceInfo
- Publication number
- GB1467124A GB1467124A GB892575A GB892575A GB1467124A GB 1467124 A GB1467124 A GB 1467124A GB 892575 A GB892575 A GB 892575A GB 892575 A GB892575 A GB 892575A GB 1467124 A GB1467124 A GB 1467124A
- Authority
- GB
- United Kingdom
- Prior art keywords
- core
- retaining member
- casing
- bobbin
- elastomer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 229920001971 elastomer Polymers 0.000 abstract 3
- 239000000806 elastomer Substances 0.000 abstract 3
- 239000003990 capacitor Substances 0.000 abstract 2
- 239000011347 resin Substances 0.000 abstract 2
- 229920005989 resin Polymers 0.000 abstract 2
- 239000004743 Polypropylene Substances 0.000 abstract 1
- 239000000853 adhesive Substances 0.000 abstract 1
- 230000001070 adhesive effect Effects 0.000 abstract 1
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 229920001903 high density polyethylene Polymers 0.000 abstract 1
- 239000004700 high-density polyethylene Substances 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 230000003534 oscillatory effect Effects 0.000 abstract 1
- -1 polypropylene Polymers 0.000 abstract 1
- 229920001155 polypropylene Polymers 0.000 abstract 1
- 229920002635 polyurethane Polymers 0.000 abstract 1
- 239000004814 polyurethane Substances 0.000 abstract 1
- 230000000717 retained effect Effects 0.000 abstract 1
- 229910000859 α-Fe Inorganic materials 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H5/00—One-port networks comprising only passive electrical elements as network components
- H03H5/02—One-port networks comprising only passive electrical elements as network components without voltage- or current-dependent elements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
- G01V3/10—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Remote Sensing (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- Electromagnetism (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Coils Or Transformers For Communication (AREA)
- Filters And Equalizers (AREA)
- Geophysics And Detection Of Objects (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA193,988A CA988136A (en) | 1974-03-04 | 1974-03-04 | Electromagnetically resonant device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1467124A true GB1467124A (en) | 1977-03-16 |
Family
ID=4099373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB892575A Expired GB1467124A (en) | 1974-03-04 | 1975-03-04 | Electromagnetically resonant device |
Country Status (12)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9938821B2 (en) | 2013-08-29 | 2018-04-10 | Halliburton Energy Services, Inc. | Systems and methods for casing detection using resonant structures |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4728169A (en) * | 1981-04-27 | 1988-03-01 | Raychem Corp. | Methods and apparatus for optical fiber systems |
-
1974
- 1974-03-04 CA CA193,988A patent/CA988136A/en not_active Expired
-
1975
- 1975-03-03 DK DK84875*#A patent/DK84875A/da unknown
- 1975-03-04 FR FR7506768A patent/FR2263637B1/fr not_active Expired
- 1975-03-04 ES ES435287A patent/ES435287A1/es not_active Expired
- 1975-03-04 NL NL7502525A patent/NL7502525A/xx not_active Application Discontinuation
- 1975-03-04 GB GB892575A patent/GB1467124A/en not_active Expired
- 1975-03-04 BE BE153997A patent/BE826282A/xx unknown
- 1975-03-04 IT IT20909/75A patent/IT1033411B/it active
- 1975-03-04 DE DE19752509393 patent/DE2509393A1/de active Pending
- 1975-03-04 SE SE7502413A patent/SE395548B/xx unknown
- 1975-03-04 NO NO750723A patent/NO750723L/no unknown
- 1975-03-04 JP JP2572675A patent/JPS5532248B2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9938821B2 (en) | 2013-08-29 | 2018-04-10 | Halliburton Energy Services, Inc. | Systems and methods for casing detection using resonant structures |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5532248B2 (enrdf_load_html_response) | 1980-08-23 |
| IT1033411B (it) | 1979-07-10 |
| DK84875A (enrdf_load_html_response) | 1975-09-05 |
| DE2509393A1 (de) | 1975-09-11 |
| ES435287A1 (es) | 1976-12-01 |
| NO750723L (enrdf_load_html_response) | 1975-09-05 |
| CA988136A (en) | 1976-04-27 |
| BE826282A (fr) | 1975-06-30 |
| SE7502413L (enrdf_load_html_response) | 1975-09-05 |
| SE395548B (sv) | 1977-08-15 |
| JPS50135961A (enrdf_load_html_response) | 1975-10-28 |
| FR2263637B1 (enrdf_load_html_response) | 1978-12-08 |
| FR2263637A1 (enrdf_load_html_response) | 1975-10-03 |
| NL7502525A (nl) | 1975-09-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |