INNOVATION, TECHNOLOGY &
INTELLECTUAL PROPERTY

FurnCool®: Fluid cooling system for metallurgical furnaces
Safe - Negative Fluid Pressure
Pat. No. P58553PC00

Robotic Welder system for Söderberg electrode casings
Single Robotic Welder System (RWS) per 3-electrode furnace.
Pat. No. 2020/05200
Process for melting agglomerated ore
Cupola type Melter with launder into brush-arc Smelter
Pat. No. 500303972 (Netherlands)


Reduction of Mn-ore to MnO with H2 as reductant
Reduction prior to leaching for Mn-metal industry.
Pat. No. 2020/02466

DC Brush-arc furnace with Magnetic Arc Compensation
Two Soderberg electrodes (Anode, cathode) for smelting of ores or melting of pre-reduced ores.
Pat. No. 2019/07850

Furnace Secondary bus-tube Short circuit protection
System for furnace bus-tube protection
Pat. No. 2015/07921

Material Feed system for DC-arc Furnace
Feed system for improved thermal efficiency
Pat. No. 2014/02807

High-voltage secondary Power Factor Correction for Arc Furnaces
High-voltage PFC to increase furnace power supply capacity
Pat. No. 2011/02396

Brush-arc Furnace for FeCr Production
Conversion of sub-arc to brush-arc furnace
Pat. No. 2012/04751

DC-Arc Tap-hole Stinger system
System for opening of furnace tap-holes
Pat. No. 2010/06055

Dynamic VAR Compensation for AC Furnaces
System for increasing furnace power supply capacity
Pat. No. 2011/02398
Magnetic Arc Compensation for DC furnaces
System for preventing arc-deflection in DC furnaces
Pat. No. 2008/03842
Process for partial reduction of ores
Process for melting & pre-reduction of agglomerated ores
Pat. No. P57961NL


Tire-char as reductant in Ferroalloy process
Tire-char as carbon-neutral reductant
Pat. P58191

Electrode casing design
Design for automated assembly
Reg. Design D7730ZA to D7732ZA