Melt-Holding Vessels TRIZ Cases

Refractory outlet periphery floor structure guides molten steel flow to minimize contact with porous linings, reducing inclusion formation near the nozzle.

A sliding closure regulates copper outflow from the furnace drum spout to control casting volume.

A valve device features a tilted lead-in passage that directs fluid flow into the insertion hole.

Induction heating stabilizes molten steel temperature in the tundish, preventing premature solidification and improving cast strip quality.

Linked controllers coordinate alloy feeding and ladle movement to prevent spheroidizing element fading during transport.

Segmented rotor compartments release gas upward and laterally to enhance degassing efficiency while reducing mechanical wear on the device.

An elongated nozzle with distinct bore and wall centroids stabilizes metal jets to resolve uneven filling in H-beam production.

Real-time weight and surface level detection dynamically adjusts the ladle tilt angle, maintaining a constant pouring rate while preventing leaks and overflows.

Oblique flow path holes in sliding gate plates generate turning flow that reduces downstream velocity and separates nonmetallic inclusions.

A sliding nozzle apparatus uses a movable metal frame to load surface pressure between structural components.

An annular channel introduces argon gas into the curved throat region, creating a laminar flow that prevents alumina buildup on the inner surface.

Parallel lifting planes reduce transverse moments on strands, extending element service life.

Horizontal ridges inside the nozzle passage segment and balance molten steel velocity, reducing reverse flow speeds and stabilizing the casting surface level.

Inclined support rollers stabilize high-speed centrifugal casting molds, reducing vibration and improving thickness evenness.

Differentiated lateral polishing maintains the cooling roll surface in prime condition, resolving uneven damage that degrades ribbon magnetic properties.

Thermal expandable refractory material fills large recesses in used plates, extending endurance periods while reducing replacement costs.

Segmented rod head and exhaust passages enable rapid temperature measurement while argon blowing removes slag inclusions.

A pre-formed refractory plug seals the slag drain channel inlet to resist aggressive corrosion from molten slag.

An induction coil measures electrical impedance to monitor metallurgical spout conditions in real time.

Segmenting the fastener into a slotted pin and removable wedge prevents corrosion fusion in extreme environments, enabling quick disassembly.

Segmented ladle bottoms capture floating slag on upper steps, allowing casting to continue without entrainment and increasing yield.

A reciprocating block delivers precise molten lead volumes to battery moulds, minimizing heat loss and dross formation during casting.

Removable induction heater prevents spout freezing during closure periods, eliminating manual lance melting and extending refractory service life.

A flexible bellows seal moves with a reciprocating needle to maintain a fluid barrier without dynamic friction.

A plasma arc voltage feedback loop regulates ingot withdrawal speed in a withdrawal crucible to maintain a constant molten pool level.

Segmented pre-fixing and clamping parts secure bent oxygen lances, preventing tube twisting during insertion.

Segmented housing allows fluid-tight removal of pipeline control mechanisms without system depressurization, preventing downtime and corrosion.

Repeated non-oxidative firing and organic impregnation increase fracture energy to suppress crack propagation from thermal shock.

Segmenting casting and rolling lines into parallel units boosts hourly production rates while maintaining product quality during maintenance.

A multifunction robot mounted on a swivel arm pivots to a retracted position, clearing the casting platform for personnel access.

A computer solves an inverse mathematical model of contracted flow to estimate drop position, correcting servo voltages for precise pouring.

A casting nozzle attaches to a sprue and moves with the mold during conveyance.

Replacing solid drainage sand with a molten metal agent prevents contamination of liquid steel while maintaining smooth flow through vacuum-insulated nozzles.

A hydraulic control device uses a reversible pump to drive a piston directly.

A refractory material containing metal aluminum and free carbon suppresses destruction during steel casting.

A telescoping lift apparatus positions a stopper rod along a single longitudinal axis to align with a molten metal nozzle.

An intermediary chamber stabilizes flow and reduces turbulence, preventing dross formation during molten metal transfer.

Introducing sodium nitite reduces water demand and rebound while enabling universal installation methods without specialized formulations.

Convex pressing heads match curved guide surfaces to distribute compressive forces evenly and prevent cracks in fire-resistant materials.

Automated level monitoring triggers prioritized liquid metal supply to prevent machine stoppages and ensure consistent product quality.

Differential cooling creates a solidified bottom layer, allowing a narrow plunger to push semi-solidified metal without sinking and improving design freedom.