GB9703475D0 - Thickness measurement - Google Patents

Thickness measurement

Info

Publication number
GB9703475D0
GB9703475D0 GBGB9703475.5A GB9703475A GB9703475D0 GB 9703475 D0 GB9703475 D0 GB 9703475D0 GB 9703475 A GB9703475 A GB 9703475A GB 9703475 D0 GB9703475 D0 GB 9703475D0
Authority
GB
United Kingdom
Prior art keywords
thickness measurement
measurement
thickness
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.)
Granted
Application number
GBGB9703475.5A
Other versions
GB2321709A (en
GB2321709B (en
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.)
British Steel PLC
Original Assignee
British Steel PLC
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 British Steel PLC filed Critical British Steel PLC
Publication of GB9703475D0 publication Critical patent/GB9703475D0/en
Publication of GB2321709A publication Critical patent/GB2321709A/en
Application granted granted Critical
Publication of GB2321709B publication Critical patent/GB2321709B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
    • G01B7/10—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance
    • G01B7/105—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance for measuring thickness of coating

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
GB9703475A 1997-02-01 1997-02-19 Thickness or cross-sectional area measurement Expired - Fee Related GB2321709B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9702106.7A GB9702106D0 (en) 1997-02-01 1997-02-01 Saturation magnetisation measurements

Publications (3)

Publication Number Publication Date
GB9703475D0 true GB9703475D0 (en) 1997-04-09
GB2321709A GB2321709A (en) 1998-08-05
GB2321709B GB2321709B (en) 2001-08-08

Family

ID=10806954

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9702106.7A Pending GB9702106D0 (en) 1997-02-01 1997-02-01 Saturation magnetisation measurements
GB9703475A Expired - Fee Related GB2321709B (en) 1997-02-01 1997-02-19 Thickness or cross-sectional area measurement

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9702106.7A Pending GB9702106D0 (en) 1997-02-01 1997-02-01 Saturation magnetisation measurements

Country Status (1)

Country Link
GB (2) GB9702106D0 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100171493A1 (en) * 2009-01-07 2010-07-08 Robert Standen Method and device for measuring thickness of a substrate

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB840112A (en) * 1955-10-28 1960-07-06 Revo Electric Company Ltd Apparatus for measuring the thickness of ferromagnetic sheets or strips
GB913780A (en) * 1960-08-26 1962-12-28 Ti Group Services Ltd Method of obtaining an electrical signal proportional to the cross-sectional area of a magnetic tube or rod
GB1061895A (en) * 1964-03-02 1967-03-15 Yawata Iron & Steel Co Method of measuring the thicknesses of magnetic metal plates
GB1097179A (en) * 1965-07-21 1967-12-29 Teledictor Ltd Apparatus for measuring the thickness of sheets of ferromagnetic materials
US4555665A (en) * 1982-08-04 1985-11-26 Pa Incorporated Magnetic flux method for measuring tubular wall thickness
EP0816797B1 (en) * 1996-06-28 2002-09-18 Tokyo Rope Mfg. Co., Ltd. Apparatus for and method of measuring corrosion degree of cable

Also Published As

Publication number Publication date
GB2321709A (en) 1998-08-05
GB9702106D0 (en) 1997-03-26
GB2321709B (en) 2001-08-08

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040219