GB8328993D0 - Measuring wall thickness - Google Patents
Measuring wall thicknessInfo
- Publication number
- GB8328993D0 GB8328993D0 GB838328993A GB8328993A GB8328993D0 GB 8328993 D0 GB8328993 D0 GB 8328993D0 GB 838328993 A GB838328993 A GB 838328993A GB 8328993 A GB8328993 A GB 8328993A GB 8328993 D0 GB8328993 D0 GB 8328993D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- wall thickness
- measuring wall
- measuring
- thickness
- wall
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/221—Arrangements for directing or focusing the acoustical waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
- G01B17/02—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations for measuring thickness
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
- G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/043—Analysing solids in the interior, e.g. by shear waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/02854—Length, thickness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/10—Number of transducers
- G01N2291/101—Number of transducers one transducer
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/26—Scanned objects
- G01N2291/263—Surfaces
- G01N2291/2636—Surfaces cylindrical from inside
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Acoustics & Sound (AREA)
- Electrochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB08328993A GB2149116B (en) | 1983-10-31 | 1983-10-31 | Method and apparatus for measuring wall thickness |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB08328993A GB2149116B (en) | 1983-10-31 | 1983-10-31 | Method and apparatus for measuring wall thickness |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8328993D0 true GB8328993D0 (en) | 1983-11-30 |
GB2149116A GB2149116A (en) | 1985-06-05 |
GB2149116B GB2149116B (en) | 1987-03-25 |
Family
ID=10550975
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08328993A Expired GB2149116B (en) | 1983-10-31 | 1983-10-31 | Method and apparatus for measuring wall thickness |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2149116B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL9302247A (en) * | 1993-12-23 | 1995-07-17 | Hoogovens Tech Services | Pulse-echo system with a multiple reflection system. |
DE102005000698A1 (en) * | 2005-01-04 | 2006-07-13 | Giesecke & Devrient Gmbh | Examination of value documents |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB931182A (en) * | 1958-08-12 | 1963-07-10 | Gen Electric | Improvements in or relating to apparatus for controlling and measuring the thicknessof thin electrically conductive films |
US3940689A (en) * | 1974-05-14 | 1976-02-24 | Schlumberger Technology Corporation | Combined eddy current and leakage field detector for well bore piping using a unique magnetizer core structure |
DE2652085A1 (en) * | 1976-11-16 | 1978-05-18 | Hoesch Werke Ag | DEVICE FOR NON-DESTRUCTIVE MATERIAL TESTING |
JPS5940265B2 (en) * | 1978-02-13 | 1984-09-28 | 日本鋼管株式会社 | Thermal billet eddy current flaw detection equipment |
US4292588A (en) * | 1978-12-18 | 1981-09-29 | Schlumberger Technology Corporation | Electromagnetic inspection tool for ferromagnetic casings |
GB2095842B (en) * | 1981-03-27 | 1985-07-03 | Hocking Electronics Ltd | Eddy current crack detection systems |
-
1983
- 1983-10-31 GB GB08328993A patent/GB2149116B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2149116B (en) | 1987-03-25 |
GB2149116A (en) | 1985-06-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |