CH572613A5CH1500673ACH1500673ACH572613A5CH 572613 A5CH572613 A5CH 572613A5CH 1500673 ACH1500673 ACH 1500673ACH 1500673 ACH1500673 ACH 1500673ACH 572613 A5CH572613 A5CH 572613A5
Authority
CH
Switzerland
Application number
CH1500673A
Original Assignee
Hochvakuum Dresden Veb
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 Hochvakuum Dresden VebfiledCriticalHochvakuum Dresden Veb
Publication of CH572613A5publicationCriticalpatent/CH572613A5/xx
G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
G01M3/00—Investigating fluid-tightness of structures
G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
G—PHYSICS
G01—MEASURING; TESTING
G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
G01M3/00—Investigating fluid-tightness of structures
G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material