Assignee
STOPINC AG
CH68 patents
Top patents by PatentIndex Score
US4848604AJul 18, 1989
Slide gate valve at the nozzle of a vessel containing molten metal
STOPINC AG26 citations91
US6045015AApr 4, 2000
Coupling for a linear actuator and a sliding valve unit for a sliding gate valve of a molten metal vessel
STOPINC AG28 citations90
US8371484B2Feb 12, 2013
Sliding closure for a vessel containing molten metal
STOPINC AG7 citations83
US4079869AMar 21, 1978
Device for replacing pouring pipes attached to metallurgical vessel spouts
STOPINC AG20 citations82
US4867428ASep 19, 1989
Device for clamping fireproof plates in metal frames of slide-valve shutters
STOPINC AG21 citations80
US7171326B2Jan 30, 2007
Method for operating a sliding gate, and sliding gate
STOPINC AG12 citations77
US5174361ADec 29, 1992
Automatic casting process of a continuous casting machine
STOPINC AG19 citations77
US4708191ANov 24, 1987
Apparatus for indicating the level in metallurgical vessels by electromagnetic means
STOPINC AG22 citations75
US5961873AOct 5, 1999
Sliding gate valve assembly for use with a vessel containing molten metal
STOPINC AG8 citations74
US4921148AMay 1, 1990
Adjustable housing assembly for sliding closure unit
STOPINC AG8 citations74
US4909422AMar 20, 1990
Process for preventing the formation of deposits in a discharge nozzle during teeming of molten metal
STOPINC AG11 citations74
US4875606AOct 24, 1989
Refractory valve body and sliding closure unit incorporating the same
STOPINC AG9 citations74
US4480771ANov 6, 1984
Rotary nozzle system for metallurgical vessels
STOPINC AG11 citations74
US4265379AMay 5, 1981
Closure element of a slide closure for use in liquid melt containers
STOPINC AG11 citations74
US4219188AAug 26, 1980
Slide valve for the injection of material for use in the outlet of a metallurgical vessel
STOPINC AG15 citations74
US4141478AFeb 27, 1979
Slide plate assembly
STOPINC AG12 citations74
US3931913AJan 13, 1976
Slide gate nozzle
STOPINC AG11 citations74
US5042700AAug 27, 1991
Process and equipment to determine disturbance variables when pouring molten metal from a container
STOPINC AG20 citations73
US4424958AJan 10, 1984
Linear sliding closure unit
STOPINC AG13 citations72
US6422435B1Jul 23, 2002
Slide gate for a container containing molten metal
STOPINC AG12 citations71
US6415967B1Jul 9, 2002
Closure plate and a slide gate on the outlet of container containing molten metal
STOPINC AG7 citations71
US6092701AJul 25, 2000
Fireproof plate and a clamping device for a sliding gate at the outlet of a vessel containing molten metal
STOPINC AG14 citations71
US5698129ADec 16, 1997
Sliding gate valve for a metallurgical vessel
STOPINC AG14 citations71
US5429342AJul 4, 1995
Slide gate nozzle including sequentially replaceable refractory sliding plates and refractory plate assembly employable therein
STOPINC AG9 citations71
US5284278AFeb 8, 1994
Shut off plate assembly for slide gate
STOPINC AG9 citations71
US5251794AOct 12, 1993
Refractory assembly with metal sheath to prevent molten metal breakthrough
STOPINC AG9 citations71
US4708327ANov 24, 1987
Discharge nozzle assembly and methods of formation and operation thereof
STOPINC AG15 citations71
US5836485ANov 17, 1998
Sliding gate valve assembly for a vessel containing molten metal
STOPINC AG11 citations70
US4376501AMar 15, 1983
Closure element and assembly of a slide closure for use in liquid melt containers
STOPINC AG18 citations69
US5421559AJun 6, 1995
Drive mechanism for a stopper in a molten metal vessel
STOPINC AG15 citations68
US4586699AMay 6, 1986
Refractory plate assembly for use in sliding closure unit
STOPINC AG7 citations68
US4659118AApr 21, 1987
Pipe seal connection between confronting ends of two coaxial relatively rotatable pipes
STOPINC AG8 citations66
US4257543AMar 24, 1981
Three-plate slide valve closure for liquid melt containers
STOPINC AG14 citations66
US4627147ADec 9, 1986
Method of constructing a refractory plate assembly for use in a sliding closure unit
STOPINC AG13 citations65
US4601416AJul 22, 1986
Closure plate and sliding closure unit
STOPINC AG8 citations65
US4385715AMay 31, 1983
Rotary sliding closure unit and liquid melt container employing the same
STOPINC AG10 citations65
US7383972B2Jun 10, 2008
Sliding closing element, with coupling
STOPINC AG2 citations63
US4728014AMar 1, 1988
Sliding closure unit with improved plate pressing structure
STOPINC AG6 citations63
US4026443AMay 31, 1977
Slide closure arrangement for converters
STOPINC AG5 citations63
US4017010AApr 12, 1977
Closure element for a slide closure and process for the manufacture thereof
STOPINC AG4 citations63
US3968909AJul 13, 1976
Slide closure for metallurgical vessels
STOPINC AG2 citations63
US5019159AMay 28, 1991
Process and apparatus for the introduction of gas into a discharge opening of a metallurgical container containing molten metal
STOPINC AG5 citations62
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
US4557462ADec 10, 1985
Rotary valve assembly for use in regulating the flow of molten material
STOPINC AG3 citations61
Showing the top 50 of 68 patents by PatentIndex Score.