GB1591665A - Method and apparatus for recording magnetic marks on a wire line - Google Patents
Method and apparatus for recording magnetic marks on a wire line Download PDFInfo
- Publication number
- GB1591665A GB1591665A GB43913/77A GB4391377A GB1591665A GB 1591665 A GB1591665 A GB 1591665A GB 43913/77 A GB43913/77 A GB 43913/77A GB 4391377 A GB4391377 A GB 4391377A GB 1591665 A GB1591665 A GB 1591665A
- Authority
- GB
- United Kingdom
- Prior art keywords
- wire line
- coil
- current
- magnetic
- field
- 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
- 238000000034 method Methods 0.000 title claims description 21
- 239000003990 capacitor Substances 0.000 claims description 6
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 230000006698 induction Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F13/00—Apparatus or processes for magnetising or demagnetising
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/34—Apparatus or processes specially adapted for manufacturing conductors or cables for marking conductors or cables
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Geophysics And Detection Of Objects (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Electronic Switches (AREA)
- Soft Magnetic Materials (AREA)
- Paints Or Removers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7632173A FR2369662A1 (fr) | 1976-10-26 | 1976-10-26 | Procede et dispositif pour inscrire des marques magnetiques sur un cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1591665A true GB1591665A (en) | 1981-06-24 |
Family
ID=9179194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB43913/77A Expired GB1591665A (en) | 1976-10-26 | 1977-10-21 | Method and apparatus for recording magnetic marks on a wire line |
Country Status (19)
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1119003B (it) * | 1979-06-25 | 1986-03-03 | Riv Officine Di Villar Perosa | Dispositivo smagnetizzatore |
| US4482927A (en) * | 1982-01-15 | 1984-11-13 | Sperry Corporation | Ternary magnetic recording and reproducing system with simultaneous overwrite |
| US4470081A (en) * | 1982-01-15 | 1984-09-04 | Sperry Corporation | Controlled return to A.C. digital magnetic and reproducing system |
| US4544961A (en) * | 1983-09-01 | 1985-10-01 | Sperry Corporation | Triplex digital magnetic recording and reproducing system |
| NL8803042A (nl) * | 1988-12-12 | 1990-07-02 | Knegt Telecommunicatie De | Werkwijze en inrichting voor het merken van kabels bij het leggen daarvan. |
| US5159499A (en) * | 1989-11-17 | 1992-10-27 | Halliburton Logging Services, Inc. | Logging cable magnetic remark apparatus |
| JPH0547849U (ja) * | 1990-12-26 | 1993-06-25 | 九州電子金属株式会社 | 少試料専用のサンプルカップ |
| US6563303B1 (en) | 1998-04-14 | 2003-05-13 | Bechtel Bwxt Idaho, Llc | Methods and computer executable instructions for marking a downhole elongate line and detecting same |
| EP1047085A3 (de) * | 1999-04-21 | 2001-04-18 | SIKO GmbH Dr. Ing. G. Wandres | Sich in Längsrichtung ertreckendes magnetisches Element |
| AU2002302046B2 (en) * | 1999-06-21 | 2006-08-10 | Lincoln Global, Inc. | Coded and Electronically Tagged Welding Wire |
| US6267291B1 (en) * | 1999-06-21 | 2001-07-31 | Lincoln Global, Inc. | Coded and electronically tagged welding wire |
| US6526793B1 (en) * | 2000-10-25 | 2003-03-04 | Donald M. Danko | Magnetic marking and positioning system for unfinished metal bars |
| NO327566B1 (no) * | 2007-01-08 | 2009-08-17 | Peak Well Solutions As | Fremgangsmate og anordning for a detektere et bevegelsesforlop |
| CN102758615B (zh) * | 2012-07-20 | 2015-07-08 | 长江勘测规划设计研究有限责任公司 | 一种高精度智能双核井深测量装置 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2351004A (en) * | 1941-12-22 | 1944-06-13 | Armour Res Found | Method and means of magnetic recording |
| US2466251A (en) * | 1944-02-28 | 1949-04-05 | Philip W Martin | Method of and apparatus for measuring the length of magnetic material |
| US2441065A (en) * | 1945-12-01 | 1948-05-04 | Engineering Lab Inc | Apparatus for well logging |
| US2623805A (en) * | 1946-09-07 | 1952-12-30 | Standard Oil Dev Co | Well logging apparatus |
| US2655633A (en) * | 1951-05-07 | 1953-10-13 | Regan Forge & Eng Co | Apparatus for measuring pipe in or out of holes |
| US2894796A (en) * | 1953-11-09 | 1959-07-14 | Gen Electric | Magnetic recording system |
| US3066253A (en) * | 1956-10-16 | 1962-11-27 | Schlumberger Well Surv Corp | Methods and apparatus for measurement |
| DE1044422B (de) * | 1956-10-16 | 1958-11-20 | Schlumberger Well Surv Corp | Einrichtung zur magnetischen Markierung von Kabeln u. dgl. |
| US3126547A (en) * | 1959-08-31 | 1964-03-24 | Rosenberg | |
| GB1283357A (en) * | 1968-10-14 | 1972-07-26 | Atomic Energy Authority Uk | Improvements in or relating to measurement of length magnetically |
| US3978588A (en) * | 1971-07-02 | 1976-09-07 | Richardson Robert L | Magnetic wire line marking, erasing and detecting method and apparatus |
| JPS5216371B2 (US07655688-20100202-C00086.png) * | 1971-11-16 | 1977-05-09 | ||
| FR2167282B3 (US07655688-20100202-C00086.png) * | 1972-01-11 | 1974-12-20 | Siderurgie Fse Inst Rech | |
| CH581560A5 (US07655688-20100202-C00086.png) * | 1974-08-06 | 1976-11-15 | Sig Schweiz Industrieges |
-
1976
- 1976-10-26 FR FR7632173A patent/FR2369662A1/fr active Granted
-
1977
- 1977-10-13 AU AU29634/77A patent/AU514635B2/en not_active Expired
- 1977-10-13 NO NO773515A patent/NO146760C/no unknown
- 1977-10-14 NL NLAANVRAGE7711283,A patent/NL178033C/xx not_active IP Right Cessation
- 1977-10-15 DE DE2746577A patent/DE2746577C2/de not_active Expired
- 1977-10-18 ES ES463303A patent/ES463303A1/es not_active Expired
- 1977-10-19 AT AT747677A patent/AT362157B/de not_active IP Right Cessation
- 1977-10-19 US US05/843,603 patent/US4190868A/en not_active Expired - Lifetime
- 1977-10-20 IT IT28812/77A patent/IT1087118B/it active
- 1977-10-20 BR BR7707024A patent/BR7707024A/pt unknown
- 1977-10-20 OA OA56301A patent/OA05787A/xx unknown
- 1977-10-21 GB GB43913/77A patent/GB1591665A/en not_active Expired
- 1977-10-23 EG EG608/77A patent/EG13117A/xx active
- 1977-10-25 TR TR20216A patent/TR20216A/xx unknown
- 1977-10-25 MX MX171076A patent/MX145492A/es unknown
- 1977-10-25 CA CA289,441A patent/CA1128655A/en not_active Expired
- 1977-10-26 JP JP12857677A patent/JPS5377550A/ja active Granted
- 1977-10-26 DK DK475877A patent/DK153604C/da not_active IP Right Cessation
-
1985
- 1985-12-30 MY MY201/85A patent/MY8500201A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DK475877A (da) | 1978-04-27 |
| NL178033B (nl) | 1985-08-01 |
| ATA747677A (de) | 1980-09-15 |
| DK153604B (da) | 1988-08-01 |
| IT1087118B (it) | 1985-05-31 |
| AU514635B2 (en) | 1981-02-19 |
| BR7707024A (pt) | 1978-07-18 |
| EG13117A (en) | 1980-12-31 |
| DE2746577C2 (de) | 1984-07-05 |
| DK153604C (da) | 1988-12-19 |
| AT362157B (de) | 1981-04-27 |
| NO773515L (no) | 1978-04-27 |
| CA1128655A (en) | 1982-07-27 |
| MX145492A (es) | 1982-02-24 |
| MY8500201A (en) | 1985-12-31 |
| JPS5717442B2 (US07655688-20100202-C00086.png) | 1982-04-10 |
| FR2369662B1 (US07655688-20100202-C00086.png) | 1981-05-08 |
| NL7711283A (nl) | 1978-04-28 |
| NO146760B (no) | 1982-08-23 |
| ES463303A1 (es) | 1978-07-16 |
| OA05787A (fr) | 1981-05-31 |
| FR2369662A1 (fr) | 1978-05-26 |
| DE2746577A1 (de) | 1978-04-27 |
| NL178033C (nl) | 1986-01-02 |
| AU2963477A (en) | 1979-04-26 |
| TR20216A (tr) | 1980-11-17 |
| NO146760C (no) | 1982-12-01 |
| JPS5377550A (en) | 1978-07-10 |
| US4190868A (en) | 1980-02-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PE20 | Patent expired after termination of 20 years |
Effective date: 19971020 |