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Certification & Patents

Certification & Patents

Patent for a lightweight insulating refractory brick
Patent for aluminum phosphate wear-resistant bricks for rotary kiln
Patent for a spliced ​​refractory brick structure
Patent for a composite structure of refractory bricks for lime rotary kiln
Patent for a composite hanger for hanging bricks
Patent for a hanging brick for cement kiln grate cooler
ISO9001 quality system certification for JHYRef refractory materials (high alumina bricks)
CERTIFICATE OF CONFORMITY OF OCCUPATIONAL HEALTH AND SAFETY MANAGEMENT SYSTEM for JHY ref Co,. ltd.
CERTIFICATE OF CONFORMITY OF QUALITY MANAGEMENT SYSTEM CERTIFICATION for JHY Ref Co,. Ltd.
CERTIFICATE OF CONFORMITY OF ENVIRONMENTAL MANAGEMENT SYSTEM CERTIFICATION for JHY Ref Co,. Ltd.
A periclase-apexite and hollow ball composite brick and preparation method thereof
Patent for a kind of unburned corundum refractory brick and its preparation method