F27B7/20 - CPC Classification Index

ClassID:

160992 ⎘

F27B7/20 - CPC Classification

Classification description:

Rotary-drum furnaces, i.e. horizontal or slightly inclined Details, accessories, or equipment peculiar to rotary-drum furnaces

Sub-classes:

F27B2007/2008 » {Devices for reintroducing dust in the drum} 0
F27B2007/2091 » {Means for eliminating compounds from gases by condensation, e.g. alkali metals} 3
F27B7/2016 » {Arrangements of preheating devices for the charge} 42
F27B7/2075 » {Removing incrustations} 3
F27B7/2083 » {Arrangements for the melting of metals or the treatment of molten metals} 17
F27B7/22 » Rotary drums; Supports therefor 26
F27B7/26 » Drives 17
F27B7/28 » Arrangements of linings 29
F27B7/30 » Arrangements of partitions 11
F27B7/32 » Arrangement of devices for charging 17
F27B7/33 » Arrangement of devices for discharging 20
F27B7/34 » Arrangements of heating devices 73
F27B7/36 » Arrangements of air or gas supply devices 50
F27B7/38 » Arrangements of cooling devices 28
F27B7/42 » Arrangement of controlling, monitoring, alarm or like devices 78

Recent Application in this class:

20250334338

2025-10-30

SINTERING SYSTEM

20250283664

2025-09-11

ROTARY SINTERING FURNACE

20250093101

2025-03-20

ROTARY KILN

20240167765

2024-05-23

Rotary kiln preheater thermal monitoring systems

20230243586

2023-08-03

Pellet flue gas circulation and waste heat utilization process and system thereof

20230204286

2023-06-29

Rotary kiln

20230131508

2023-04-27

APPARATUS AND PROCESS FOR THERMAL TREATMENT OF MINERAL SOLIDS

20210071954

2021-03-11

Rotary kiln preheater thermal monitoring systems

20210071953

2021-03-11

Rotary kiln thermal monitoring and cooling systems

#10

20200333074

2020-10-22

Thermal recovery or cleaning of sand

#11

20200331765

2020-10-22

AMORPHOUS SILICON FOR USE IN FOODS, DRUGS, COSMETICS AND FEED, AND PRODUCTION METHOD AND PRODUCTION DEVICE THEREOF

#12

20200325026

2020-10-15

Method for recycling carbon dioxide

#13

20200216357

2020-07-09

Oxy-calcination process

#14

20200141809

2020-05-07

Method of measuring temperature of an object to be measured, dust temperature and dust concentration

#15

20190255537

2019-08-22

Thimble for cyclone separator

#16

20190154335

2019-05-23

Method and plant for denitrifying bypass gases in a multi-stage system of mixing chambers in a plant for producing cement clinker

#17

20190039266

2019-02-07

Pyrolysis system and method of recovering carbon fibres from carbon-fibre-containing plastics

#18

20190024976

2019-01-24

U-shaped seal and method for use in cement plants

#19

20180275644

2018-09-27

Early warning system capable of sending warning signal according to monitor data

#20

20180245790

2018-08-30

Rotary batch decoater

#21

20180112916

2018-04-26

Dividing-wall rotary kiln apparatus

#22

20180038648

2018-02-08

Method and plant for denitrifying bypass gases in a multi-stage system of mixing chambers in a plant for producing cement clinker

#23

20180015485

2018-01-18

Thimble for cyclone separator

#24

20170320743

2017-11-09

CARBON DIOXIDE PRODUCTION

#25

20170291851

2017-10-12

Method and arrangement for burning lime mud

#26

20170267582

2017-09-21

Oxy-calcination process

#27

20170260089

2017-09-14

Method and system for the thermal treatment of dispersible raw material

#28

20170160014

2017-06-08

METHOD FOR EXHAUST GAS TREATMENT, AND SYSTEM COMPRISING AN EXHAUST GAS TREATMENT DEVICE

#29

20170158515

2017-06-08

Amorphous silicon for use in foods, drugs, cosmetics and feed, and production method and production device thereof

#30

20170136409

2017-05-18

Use of clinker kiln dust for gas scrubbing

#31

20170115062

2017-04-27

APPARATUS FOR PRODUCING CEMENT CLINKER

#32

20170023411

2017-01-26

Method for measuring temperature of object in atmosphere having dust

#33

20170015586

2017-01-19

RECOVERY OF INTERMITTENT LOST HEAT

#34

20160348970

2016-12-01

Selective oxy-fuel burner and method for a rotary furnace

#35

20160347657

2016-12-01

Method for denitrification of bypass exhaust gases in a plant for producing cement clinker

#36

20160339381

2016-11-24

Method for heat-treating a material flow and for cleaning resulting exhaust gases

#37

20160313062

2016-10-27

Device for producing semi-solid slurry

#38

20160313061

2016-10-27

Rotary heat treatment furnace

#39

20160305649

2016-10-20

Regeneration rotary kiln

#40

20160264473

2016-09-15

Method and a system for producing a lightweight ceramic aggregate, particularly from coal ash

#41

20160214893

2016-07-28

Method for operating cement plant

#42

20160152472

2016-06-02

Method for mass production of phosphoric acid with rotary kiln

#43

20150337409

2015-11-26

Method of treating recyclable raw materials

#44

20150211794

2015-07-30

Method and system for the thermal processing of a material

#45

20150210594

2015-07-30

Method for producing aggregate and calcium carbonate from concrete composite materials, and a device for carrying out said method

#46

20150128766

2015-05-14

Device for the improvement of crude pellets and pelletizing process

#47

20150053542

2015-02-26

Method and apparatus for torrefaction of biomass materials

#48

20150049572

2015-02-19

Cement production apparatus

#49

20150029809

2015-01-29

Method and apparatus for making asphalt concrete using aggregate material from a plurality of material streams

#50

20150020400

2015-01-22

Cement production apparatus

#51

20140366499

2014-12-18

Chlorine bypass device

#52

20140134089

2014-05-15

Apparatus and method for the selective non-catalytic reduction (SNCR) of NOx in industrial cement production plants

#53

20140120486

2014-05-01

Cement plant

#54

20140109807

2014-04-24

Method and device for removing mercury during the production of cement clinker

#55

20140109800

2014-04-24

Process and plant for producing cement clinker and for purifying the offgases formed

#56

20140097075

2014-04-10

Apparatus for thermal degradation of feedstock

#57

20140087319

2014-03-27

Method and device for producing cement clinker

#58

20140065565

2014-03-06

Method of producing composite metal oxide, metal oxide sintered body, and rotary kiln

#59

20140044621

2014-02-13

Method and arrangement for burning lime mud

#60

20130312640

2013-11-28

Method and installation for producing clinker

#61

20130277471

2013-10-24

Plant for producing cement with central grinding unit

#62

20130256114

2013-10-03

Waste material converter using rotary drum

#63

20130228444

2013-09-05

Biomass torrefaction system and method

#64

20130203005

2013-08-08

Clinker kiln with slider for tertiary air duct

#65

20130200071

2013-08-08

Microwave rotary kiln

#66

20130092054

2013-04-18

SOLID STATE COMBUSTION SYNTHESIS OF NANO TO MACROSCALE PORTLAND CEMENT AND OTHER HIGH VALUE NANO PARTICLES

#67

20130055854

2013-03-07

Method and system for producing an aluminum—silicon alloy

#68

20130040257

2013-02-14

Method and Plant For Manufacturing Cement

#69

20130033007

2013-02-07

High Temperature Seal

#70

20120324847

2012-12-27

SUPPORT BRACKET ASSEMBLY AND INTERLOCKING CERAMIC TILE SYSTEM

#71

20120247371

2012-10-04

Method and installation for producing cement clinker

#72

20120167806

2012-07-05

Cement manufacturing apparatus and method

#73

20120160135

2012-06-28

Process for the Manufacture of Synthetic Pozzolan

#74

20120159842

2012-06-28

Biomass torrefaction method

#75

20120151945

2012-06-21

Method for cooling granular solid materials, and continuous curing facility as such

#76

20120145042

2012-06-14

Process for the calcination and manufacture of synthetic pozzolan

#77

20120118151

2012-05-17

Method and system for separating mercury from waste gases of a cement production process

#78

20120107758

2012-05-03

DIRECT SPRAY COOLING FOR LIMESTONE PREHEATERS

#79

20120085023

2012-04-12

Biomass torrefaction system and method

#80

20120070793

2012-03-22

Self supporting kiln insulation covers

#81

20120045728

2012-02-23

APPARATUS AND METHOD FOR COOLING KILN EXHAUST GASES IN A KILN BYPASS

#82

20120031307

2012-02-09

SYSTEM AND METHOD FOR MANUFACTURING CEMENT CLINKER UTILIZING WASTE MATERIALS

#83

20120015313

2012-01-19

Clinker, system and method for manufacturing the same

#84

20120006669

2012-01-12

Pyrolytic reactor

#85

20120000761

2012-01-05

FEEDING APPARATUS AND METHOD FOR A PYROLYTIC REACTOR

#86

20120000188

2012-01-05

ENVIRONMENTALLY CLEAN PROCESS FOR UTILIZING PYROLYSIS PRODUCTS

#87

20110197420

2011-08-18

Method and apparatus for bearing thrust monitoring

#88

20110159449

2011-06-30

Integrated Material Cooler and Heat Recovery Exchanger Apparatus and Process

#89

20110110831

2011-05-12

Multi-stage crystallization apparatus and method

#90

20110065059

2011-03-17

Sealing device for rotating furnace and cooler for calcination of oil coke

#91

20110065058

2011-03-17

Rotary kiln and product

#92

20110065057

2011-03-17

Supply means of a rotating furnace used for calcination of oil green coke

#93

20100304320

2010-12-02

Kiln

#94

20100279241

2010-11-04

PLENUM CRUSHER DUST INJECTION

#95

20100199893

2010-08-12

Device for restricting hot, dust-laden gas flows

#96

20100146972

2010-06-17

Waste heat power generation system of cement calcination plant

#97

20100132592

2010-06-03

Method and facility for disposing wet sludge

#98

20100126434

2010-05-27

INTEGRATED LIME KILM PROCESS

#99

20100095872

2010-04-22

Coal ash treatment method and apparatus

#100

20100050912

2010-03-04

METHOD FOR CONTROLLING THE OPERATION OF A ROTARY FURNACE BURNER

#101

20100032385

2010-02-11

CEMENT BURNING APPARATUS AND METHOD OF DRYING HIGH-WATER-CONTENT ORGANIC WASTE

#102

20100031821

2010-02-11

Apparatus and method for reducing emissions resulting from raw meal grinding

#103

20100028821

2010-02-04

Fine dust removal system for lime kiln

#104

20100021856

2010-01-28

Safety door for rotary kiln

#105

20100011995

2010-01-21

CEMENT MANUFACTURING APPARATUS AND METHOD

#106

20090311644

2009-12-17

SOLUTION FOR TREATING LIME MUD

#107

20090208891

2009-08-20

Self supporting kiln insulation covers

#108

20080305448

2008-12-11

Safety door for rotary kiln

#109

20080102008

2008-05-01

Plenum crusher dust injection

#110

20080053339

2008-03-06

Clinker, system and method for manufacturing the same

#111

20080031794

2008-02-07

Integrated lime kiln process

#112

20080014540

2008-01-17

Apparatus for controlling pollution from a cement plant

#113

20070266798

2007-11-22

Method and apparatus for bearing thrust monitoring

#114

20070151995

2007-07-05

Cellular wheel sluice

#115

20070144414

2007-06-28

Method for recycling building

#116

20070128566

2007-06-07

Heat exchanger for rotary kilns

#117

20070113422

2007-05-24

Method and a plant for thermally drying wet ground raw meal

#118

20070108672

2007-05-17

METHOD FOR PRODUCING MOLYBDENUM METAL AND MOLYBDENUM METAL

#119

20070098035

2007-05-03

Cement kiln chlorine/sulfur bypass system

#120

20060172246

2006-08-03

Replaceable lump breaker system for a rotary kiln

#121

20060144297

2006-07-06

Method and apparatus for controlling pollution from a cement plant

#122

20060060112

2006-03-23

Method and plant for manufacturing cement clinker

#123

12798873

2015-07-14

Adjusting rotational speeds of rotary kilns to increase solid/gas interaction