TY - JOUR T1 - Ultrasonic measurement of film thickness in mechanical seals JO - Sealing Technology PY - 2006/01/01 AU - Reddyhoff T AU - Dwyer-Joyce R AU - Harper P ED - DO - DOI: 10.1016/S1350-4789(06)71260-0 VL - 2006 IS - 7 SP - 7 EP - 11 Y2 - 2024/12/25 ER -