An Improved Oxyfuel Boiler For Efficient Firing Of Carbonaceous Fuel

An Improved Oxyfuel Boiler For Efficient Firing Of Carbonaceous Fuel And Pure Oxygen To Enhance The Operating Life Of The Boiler Components

Abstract: The invention relates to an improved oxyfuel boiler configuration for efficient firing of carbonaceous fuel and pure oxygen to enhance the operating life of the boiler components, comprising a horizontal combustion section for firing carbonaceous fuel and pure oxygen; a vertical heat extraction section for extracting energy from flue gas to generate supercritical steam; a burner assembly for firing carbonaceous fuel and pure oxygen; a bottom hopper for collecting molten ash from horizontal section and a provision for mixing high temperature combustion flue gas from horizontal combination section and low temperature recycle flue gas from main exhaust flue gas.

Patent Information

Application #

Filing Date

30 April 2014

Publication Number

35/2016

Publication Type

INA

Invention Field

MECHANICAL ENGINEERING

Status

Email

lsdavar@ca12.vsnl.net.in

Parent Application

Patent Number

Legal Status

Grant Date

2021-04-23

Renewal Date

Applicants

BHARAT HEAVY ELECTRICALS LIMITED

REGIONAL OPERATIONS DIVISION (ROD), PLOT NO : 9/1, DJBLOCK 3rd FLOOR, KARUNAMOYEE, SALT LAKE CITY, KOLKATA – 700091, having its Registered Office at BHEL HOUSE, SIRI FORT, NEW DELHI – 110049, INDIA

Inventors

1. Sivaji Seepana

BHARAT HEAVY ELECTRICALS LIMITED, High Pressure Boiler Plant, Tiruchirapalli 620 014, Tamilnadu, India

2. Sivathanupillai Arumugam

BHARAT HEAVY ELECTRICALS LIMITED, High Pressure Boiler Plant, Tiruchirapalli 620 014, Tamilnadu, India

3. Kunhiraman Sivaramamkrishnan

BHARAT HEAVY ELECTRICALS LIMITED, High Pressure Boiler Plant, Tiruchirapalli 620 014, Tamilnadu, India

Specification

CLIAMS:Please find the attached file ,TagSPECI:Please find the attached file

Documents

Application Documents

#	Name	Date
1	505-KOL-2014-RELEVANT DOCUMENTS [29-09-2023(online)].pdf	2023-09-29
1	GPA.pdf	2014-05-02
2	FOA.pdf	2014-05-02
2	505-KOL-2014-RELEVANT DOCUMENTS [18-08-2022(online)].pdf	2022-08-18
3	F3.pdf	2014-05-02
3	505-KOL-2014-IntimationOfGrant23-04-2021.pdf	2021-04-23
4	F2.pdf	2014-05-02
4	505-KOL-2014-PatentCertificate23-04-2021.pdf	2021-04-23
5	DW.pdf	2014-05-02
5	505-KOL-2014-ABSTRACT [10-05-2019(online)].pdf	2019-05-10
6	505-KOL-2014-CLAIMS [10-05-2019(online)].pdf	2019-05-10
6	505-KOL-2014-(19-05-2014)-FORM-1.pdf	2014-05-19
7	505-KOL-2014-(19-05-2014)-CORRESPONDENCE.pdf	2014-05-19
8	505-KOL-2014-FER.pdf	2018-11-13
9	505-KOL-2014-OTHERS [10-05-2019(online)].pdf	2019-05-10
9	505-KOL-2014-FER_SER_REPLY [10-05-2019(online)].pdf	2019-05-10
10	505-KOL-2014-FORM 3 [10-05-2019(online)].pdf	2019-05-10
11	505-KOL-2014-FER_SER_REPLY [10-05-2019(online)].pdf	2019-05-10
11	505-KOL-2014-OTHERS [10-05-2019(online)].pdf	2019-05-10
12	505-KOL-2014-DRAWING [10-05-2019(online)].pdf	2019-05-10
13	505-KOL-2014-COMPLETE SPECIFICATION [10-05-2019(online)].pdf	2019-05-10
14	505-KOL-2014-CLAIMS [10-05-2019(online)].pdf	2019-05-10
15	DW.pdf	2014-05-02
15	505-KOL-2014-ABSTRACT [10-05-2019(online)].pdf	2019-05-10
16	505-KOL-2014-PatentCertificate23-04-2021.pdf	2021-04-23
17	505-KOL-2014-IntimationOfGrant23-04-2021.pdf	2021-04-23
18	505-KOL-2014-RELEVANT DOCUMENTS [18-08-2022(online)].pdf	2022-08-18
19	505-KOL-2014-RELEVANT DOCUMENTS [29-09-2023(online)].pdf	2023-09-29

Search Strategy

1	505kol2014_09-02-2018.pdf