Inventor
FRICKER ROBERT
CH11 patents
Patents
11 patentsUS4848604AJul 18, 1989
Slide gate valve at the nozzle of a vessel containing molten metal
STOPINC AG26 citations91
US4867428ASep 19, 1989
Device for clamping fireproof plates in metal frames of slide-valve shutters
STOPINC AG21 citations80
US4601416AJul 22, 1986
Closure plate and sliding closure unit
STOPINC AG8 citations65
US5139237AAug 18, 1992
Metal member with annular centering surface
STOPINC AG5 citations61
US5129555AJul 14, 1992
Rerouting mechanism for transferring movement of a driving member to a movable plate of a slide gate
STOPINC AG2 citations61
US5074442ADec 24, 1991
Refractory plate unit with annular centering surface and sliding closure unit assembly incorporating the same
STOPINC AG6 citations61
US4729497AMar 8, 1988
Slide unit and partial plate member thereof for use in a sliding closure unit
STOPINC AG5 citations61
US4697723AOct 6, 1987
Tensioning structure for a sliding closure unit
STOPINC AG5 citations61
US4658994AApr 21, 1987
Apparatus for replaceably mounting a pouring tube
STOPINC AG6 citations61
US4650101AMar 17, 1987
Sliding closure unit with easily replaceable lower stationary refractory plate
STOPINC AG5 citations61
US5044532ASep 3, 1991
Slide unit and partial plate member thereof for use in a sliding closure unit
STOPINC AG0 citations50