[go: up one dir, main page]

GB1540235A - Metal detectors - Google Patents

Metal detectors

Info

Publication number
GB1540235A
GB1540235A GB5157475A GB5157475A GB1540235A GB 1540235 A GB1540235 A GB 1540235A GB 5157475 A GB5157475 A GB 5157475A GB 5157475 A GB5157475 A GB 5157475A GB 1540235 A GB1540235 A GB 1540235A
Authority
GB
United Kingdom
Prior art keywords
metal detectors
detectors
metal
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
Application number
GB5157475A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to GB5157475A priority Critical patent/GB1540235A/en
Publication of GB1540235A publication Critical patent/GB1540235A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01V3/104—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 using several coupled or uncoupled coils
    • G01V3/105—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 using several coupled or uncoupled coils forming directly coupled primary and secondary coils or loops
    • G01V3/107—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 using several coupled or uncoupled coils forming directly coupled primary and secondary coils or loops using compensating coil or loop arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electromagnetism (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
GB5157475A 1976-01-12 1976-01-12 Metal detectors Expired GB1540235A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB5157475A GB1540235A (en) 1976-01-12 1976-01-12 Metal detectors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5157475A GB1540235A (en) 1976-01-12 1976-01-12 Metal detectors

Publications (1)

Publication Number Publication Date
GB1540235A true GB1540235A (en) 1979-02-07

Family

ID=10460547

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5157475A Expired GB1540235A (en) 1976-01-12 1976-01-12 Metal detectors

Country Status (1)

Country Link
GB (1) GB1540235A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106945801A (en) * 2016-01-06 2017-07-14 北京优威海世科技有限公司 Metal is visited and takes device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106945801A (en) * 2016-01-06 2017-07-14 北京优威海世科技有限公司 Metal is visited and takes device

Similar Documents

Publication Publication Date Title
GB2029995B (en) Metal detectors
GB2041532B (en) Metal detector
JPS5310938A (en) Senseerefresh detector
JPS52138986A (en) Xxray detector
JPS5363582A (en) Proximity detector
JPS5379722A (en) Nickellbased alloy
JPS52142573A (en) Semiiconductor xxray detector
GB1549640A (en) Combustible-gas detectors
IL51897A0 (en) Rabed metal tape
GB2004069B (en) Metal detectors
GB1553322A (en) Metal sulphadiazines
JPS5367460A (en) Electromagnetic detector
GB1540236A (en) Metal detectors
JPS5394987A (en) Xxray detector
JPS52126660A (en) Silverrbrazing alloy
AU2599677A (en) Molten metal detection
JPS5366199A (en) Detector
JPS52100324A (en) Alloy
JPS53117457A (en) Metal detector
GB1548239A (en) Sampling metal detector
JPS5335566A (en) Position detector
JPS5358262A (en) Position detector
GB1540235A (en) Metal detectors
JPS5284135A (en) Carburizinggresisting alloys
JPS5358290A (en) Ionization detector

Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years

Effective date: 19960111