SE103061C1SE229640ASE229640ASE103061C1SE 103061 C1SE103061 C1SE 103061C1SE 229640 ASE229640 ASE 229640ASE 229640 ASE229640 ASE 229640ASE 103061 C1SE103061 C1SE 103061C1
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SE
Sweden
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SE229640A
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Priority to SE229640ApriorityCriticalpatent/SE103061C1/xx
Publication of SE103061C1publicationCriticalpatent/SE103061C1/xx
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
G01N27/83—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields
G01N27/84—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields by applying magnetic powder or magnetic ink