ClassID:

155529

F22B21/26 - CPC Classification

Classification description:

Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically built-up from water tubes of form other than straight or substantially straight bent helically, i.e. coiled

Recent Application in this class:
#1
20220349570
2022-11-03

High-efficiency two-chamber boiler using turbulent reverse flow of combustion gases

#2
20220214038
2022-07-07

Tubular Boiler with Incorporated Oven

#3
20220152576
2022-05-19

Reforming furnace

#4
20190271463
2019-09-05

Boiler Heat Exchanger

#5
20180100411
2018-04-12

Evaporator, rankine cycle apparatus, and combined heat and power system

#6
20160040556
2016-02-11

Combined heat and power system

#7
20160036079
2016-02-04

Steam boiler for a steam reformer

#8
20150369085
2015-12-24

Evaporator, rankine cycle apparatus, and combined heat and power system

#9
20140116359
2014-05-01

BURNER, AND COMBUSTION EQUIPMENT AND BOILER COMPRISING BURNER

#10
20130202977
2013-08-08

Steam boiler for a steam reformer

#11
20130019601
2013-01-24

Method and apparatus for an external combustion engine having a steam generator

#12
20120210997
2012-08-23

METHOD AND DEVICE FOR GENERATING STEAM AND LOW OXYGEN GAS

#13
20120048527
2012-03-01

Steam generator

#14
20100316181
2010-12-16

Integral helical coil pressurized water nuclear reactor

#15
20100071634
2010-03-25

Furnace of boiler for power station

#16
20100064986
2010-03-18

BURNER, AND COMBUSTION EQUIPMENT AND BOILER COMPRISING BURNER

#17
20090266074
2009-10-29

Continuous power source of steam in circulation, and power reinforcement

#18
20060186669
2006-08-24

Power generation methods and systems

#19
20060080964
2006-04-20

Air cooler for power plants and use of such an air cooler

#20
20060016401
2006-01-26

Water heating chamber system

#21
14946260
2016-09-06

Infrared burner for pressure washers

#22
13736155
2015-02-17

Steam boiler