C04B7/4461 - CPC Classification Index

ClassID:

88241 ⎘

C04B7/4461 - CPC Classification

Classification description:

Hydraulic cements; Manufacture of hydraulic cements in general; Heat treatment, e.g. precalcining, burning, melting; Cooling; Burning; Melting Grate sintering

Recent Application in this class:

20250002405

2025-01-02

DEVICE AND METHOD FOR PRODUCING SUPPLEMENTARY CEMENTITIOUS MATERIALS

20240230233

2024-07-11

CALCINATION UNIT FOR DECARBONATING RAW MATERIALS

20240133630

2024-04-25

CALCINATION UNIT FOR DECARBONATING RAW MATERIALS

20190054655

2019-02-21

Cement sintering device and cement sintering method