TY - RPRT TI - Improved Mechanical Seals For Tubes AU - Babel, Henry W. AU - Anderson, Raymond H. AU - Fuson, Phillip L. AU - Chickles, Colin D. AU - Jones, Cherie A. PY - 1996 UR - https://ntrs.nasa.gov/citations/19960021844 ID - 19960021844 ER -