Chimneys - Connecting flue pipes for heat generating systems - Metal pipes and fittings for flue gases from domestic heat generating systems for operation under negative pressure conditions— 9 стр.
Testing of Mineral Oils, Liquid Fuels and Related Liquids; Measurement of Viscosity Using the Vogel-Ossag Viscometer; Temperature Range: approximately 10 to 150 °C— 4 стр.
Viscometry - Measurement of kinematic viscosity by means of the Ubbelohde viscometer - Part 4: Viscometer calibration and determination of the uncertainty of measurement— 7 стр.