From January toSeptember 2018, two new invention patents and 62 utility model patents wereadded.

1. Invention patent

(1) The use of a dechlorinating agent for blast furnace gas

(2) A cement-free castable for iron and steel smelting

2. Utility model patents (partial)

(1) A new type of buffer head device for walking beam reheatingfurnace (strip mill)

(2) An efficient filter device for filtering impurities in coolingwater of rolls (strip mill)

(3) A device for improving the heat insulation effect of slagleaking pipe in walking beam reheating furnace (strip mill)

(4) A Combustion device for increasing gas utilization rate ofheating furnace (Strip Mill)

(5) A New valve control and power source device for air compressor(Power Plant)

(6) A device to improve the performance of gas chromatograph system(power plant)

(7) A supplementary steam device for increasing steam powergeneration capacity (power plant)

(8) A tensioning and leveling mechanism for welding machine winding(machine repair plant)

(9) A safe and convenient 300T horizontal press for loading andunloading machine parts (machine repair plant)

(10) A pressure collecting and automatic purging device forremoving water accumulated in H-beam webs (technology center)

(11) A device for increasing silicon content of hot metal in frontof blast furnace by reducing scale (Technology Center)

(12) A device for quick installation and disassembly of large ladlenozzle of continuous caster (steelmaking plant)

(13) A block slag screening device for improving the screeningefficiency of steel slag (Steel mill)

(14) A device for improving magnetic separation efficiency ofsteelmaking slag (Steel mill)

(15) A guardrail walking device to ensure production safety (Steelmill)

(16) A device for improving the oscillation stability of continuouscaster mould (Steel mill)

(17) A sealing device for side bearing seat of bag-type dustremoval scraper (ironmaking plant)

(18) A device for eliminating gas spattering from blast furnace taps(ironworks)

(19) A device for improving the sealing effect of manhole in thefilter gas box of blast furnace (ironmaking plant)

(20) A device for reducing noise pollution in waste gas pipeline ofhot blast stove (ironmaking plant)

(21) A safety device to prevent damage caused by sticking of mixingdrum (sintering plant)

(22) A reverse blowing device to improve the blockage of flue gassampling pipeline (sintering plant)

(23) A device for improving sealing durability of plug valves(sintering plant)

(24) A device for increasing the service life of the round rolldistributor of sintering machine (sintering plant)

(25) A device for increasing the service life of the feed openingof belt transmission system (sintering plant)