C21B9/10 - CPC Classification Index

ClassID:

118746 ⎘

C21B9/10 - CPC Classification

Classification description:

Stoves for heating the blast in blast furnaces Other details, e.g. blast mains

Sub-classes:

C21B9/12 » Hot-blast valves or slides for blast furnaces 3

Recent Application in this class:

20180340237

2018-11-29

Top combustion stove

20180044745

2018-02-15

Method for operating blast furnace

20160024604

2016-01-28

METHOD FOR HEATING A BLAST FURNACE STOVE

20150329928

2015-11-19

Method and apparatus for supplying blast to a blast furnace

20140011152

2014-01-09

Top-firing hot blast stove

20140004475

2014-01-02

Top-firing hot blast stove

20120322017

2012-12-20

Method for heating a blast furnace stove

20120214116

2012-08-23

Apparatus and method for heating a blast furnace stove

20120214115

2012-08-23

METHOD FOR HEATING A BLAST FURNACE STOVE

#10

20120009534

2012-01-12

Method for feeding hot gas to a shaft furnace

#11

20110272868

2011-11-10

Bustle pipe arrangement

#12

20110253017

2011-10-20

Bustle pipe arrangement

#13

20110200958

2011-08-18

Hot blast stove dome and hot blast stove

#14

20100326621

2010-12-30

Checker brick with through passages for a hot blast stove

#15

20080050689

2008-02-28

Method of stabilising a refractory inner wall of a hot blast generating device and use thereof in a hot repair method

#16

20050087038

2005-04-28

Methods and apparatuses for integration of a blast furnace and an air separation unit