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Utility Patent

Steel ladle taphole brick with prefabricated jacket of waste magnesia-chrome brick castable - Utility Model - Patent No. - ZL-2019-2-0975292

Steel ladle taphole brick with prefabricated jacket of waste magnesia-chrome brick castable - Utility Model - Patent No. - ZL-2019-2-0975292

A safety alarm for anti-permeable brick and anti-permeable brick - Utility Model - Patent No. ZL-2019-21295154

A safety alarm for anti-permeable brick and anti-permeable brick - Utility Model - Patent No. ZL-2019-21295154

An automatic liquid phenolic resin adding device - Utility model - Patent No. - ZL-2018-2-2087274

An automatic liquid phenolic resin adding device - Utility model - Patent No. - ZL-2018-2-2087274

A new type of steel ladle breathable lower nozzle - Utility Model - Patent No. - ZL-2018-2-1216742

A new type of steel ladle breathable lower nozzle - Utility Model - Patent No. - ZL-2018-2-1216742

Breathable brick containing microporous ceramic rod - Utility model - Patent No. - ZL-2018-2-1293178

Breathable brick containing microporous ceramic rod - Utility model - Patent No. - ZL-2018-2-1293178

A long-life nozzle seat brick - Utility Model - Patent No. - ZL-2018-2-1492781

A long-life nozzle seat brick - Utility Model - Patent No. - ZL-2018-2-1492781

A leak-proof steel integral breathable brick - Utility Model - Patent No. - ZL-2016-2-1063772

A leak-proof steel integral breathable brick - Utility Model - Patent No. - ZL-2016-2-1063772

A new type of anti-permeability brick - Utility Model - Patent No. - ZL-2016-2-0790081

A new type of anti-permeability brick - Utility Model - Patent No. - ZL-2016-2-0790081

A kind of anti-vertical cracking integral breathable brick - Utility Model - Patent No. - ZL-2016-20793379

A kind of anti-vertical cracking integral breathable brick - Utility Model - Patent No. - ZL-2016-20793379

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