ClassID:

118720

C21B7/00 - CPC Classification

Classification description:

Blast furnaces

Sub-classes:
Recent Application in this class:
#1
20260043110
2026-02-12

PROCESS FOR HEAVY METAL REMOVAL FROM IRON- AND STEELMAKING FLUE DUST

#2
20240426728
2024-12-26

INFORMATION PROCESSING METHOD, INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING PROGRAM, AND METHOD OF OPERATING A BLAST FURNACE

#3
20240218472
2024-07-04

SUPPLIED HEAT QUANTITY ESTIMATION METHOD, SUPPLIED HEAT QUANTITY ESTIMATION DEVICE, SUPPLIED HEAT QUANTITY ESTIMATION PROGRAM, AND BLAST FURNACE OPERATION METHOD

#4
20240124283
2024-04-18

HEIGHT-ADJUSTABLE SLAG TRANSPORTER

#5
20220185641
2022-06-16

HEIGHT-ADJUSTABLE SLAG TRANSPORTER

#6
20210061709
2021-03-04

Methods for coal combustion product (CCP) recovery and related products

#7
20190095816
2019-03-28

Method for automated control of circumferential variability of blast furnace

#8
20190095812
2019-03-28

Automated control of circumferential variability of blast furnace

#9
20190011185
2019-01-10

SHAFT FURANCE CONSTRUCTION METHOD AND ASSEMBLY

#10
20180023152
2018-01-25

Method for operating blast furnace

#11
20160169715
2016-06-16

Probes, blast furnaces equipped therewith, and methods of fabricating probes

#12
20150329928
2015-11-19

Method and apparatus for supplying blast to a blast furnace

#13
20150240322
2015-08-27

SLAG REMOVAL DEVICE AND SLAG REMOVAL METHOD

#14
20150218666
2015-08-06

BLAST FURNACE INSTALLATION

#15
20150211793
2015-07-30

Rotary charging device for shaft furnace

#16
20150203930
2015-07-23

Method for preparing blast furnace blow-in coal

#17
20150184939
2015-07-02

BLAST FURNACE INSTALLATION

#18
20150176095
2015-06-25

Shaft furnace and method of operating same

#19
20140306386
2014-10-16

SUSTAINABLE PROCESS FOR THE CO-GENERATION OF PIG IRON AND ELECTRIC ENERGY USING WOOD AS FUEL

#20
20140162205
2014-06-12

PREHEATING OXYGEN FOR INJECTION INTO BLAST FURNACES

#21
20140131929
2014-05-15

Method for operating a blast furnace

#22
20110266726
2011-11-03

GAS TURBINE EXHAUST AS HOT BLAST FOR A BLAST FURNACE