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Utility Patent

A composite upper water inlet brick - Patent No. - ZL 2023 2 1729467.0

A composite upper water inlet brick - Patent No. - ZL 2023 2 1729467.0

A hot air circulation kiln ZL20223451126.X

A hot air circulation kiln ZL20223451126.X

A steel ladle breathable brick purging component and purging device ZL202320214592.8

A steel ladle breathable brick purging component and purging device ZL202320214592.8

A combined metal liquid purifier - Utility model - Patent No. ZL-2021-2-1168369

A combined metal liquid purifier - Utility model - Patent No. ZL-2021-2-1168369

A slag retaining device utility model for eccentric electric furnace - Patent No.: ZL 2020 2 2926969. 5

A slag retaining device utility model for eccentric electric furnace - Patent No.: ZL 2020 2 2926969. 5

A RH refining furnace circulation pipe to prevent floating - Utility Model - Patent No. - ZL-2021-2-3068289

A RH refining furnace circulation pipe to prevent floating - Utility Model - Patent No. - ZL-2021-2-3068289

A shuttle kiln flue gas waste heat recovery and utilization system certificate - Utility Model - Patent No.: ZL 2021 2 0696483.9

A shuttle kiln flue gas waste heat recovery and utilization system certificate - Utility Model - Patent No.: ZL 2021 2 0696483.9

Taphole first brick for eccentric furnace - Utility model - Patent No.: ZL 2021 2 0196350. 5

Taphole first brick for eccentric furnace - Utility model - Patent No.: ZL 2021 2 0196350. 5

A high air permeability anti-permeation brick - Utility Model - Patent No. ZL 2020 2 2826960.7

A high air permeability anti-permeation brick - Utility Model - Patent No. ZL 2020 2 2826960.7

A hot press curing mold for resin-based composites - Utility Model 2021-1

A hot press curing mold for resin-based composites - Utility Model 2021-1

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