Patent · US Expired

Checking heat exchanger tubes with an eddy-current integrity test

US5883512A · kind A · utility

11Cited by

2References

8Claims

0Family size

Assignee

Siemens Aktiengesellschaft · DE

Inventors

Klaus Streit
Franz Ammann · Erlangen, DE

Key dates

Filing date	Oct 25, 1996
Grant date	Mar 16, 1999
Priority date	—
Expiry date	Oct 25, 2016

Classification

Technology area (CPC G)Physics
CPC primaryG01N27/9006
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

A method for checking heat exchanger tubes of metallic material includes drying inner surfaces of the heat exchanger tubes. A compressed air-abrasive mixture is then led through the heat exchanger tubes. An eddy-current integrity test of the heat exchanger tubes is then performed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.