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Flow Control Device

Abstract: A flow control device for partitioning a fluid flow from a common supply stream into at least two delivery streams by means of a common reciprocating damper such as a cylindrical sleeve damper. A combustion device using such a flow control device to partition a gas supply thereto and a combustion apparatus such as a boiler incorporating such combustion devices are also described. Figure 1

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
12 June 2012
Publication Number
43/2013
Publication Type
INA
Invention Field
NO SUBJECT
Status
Email
Parent Application
Patent Number
Legal Status
Grant Date
2020-05-29
Renewal Date

Applicants

DOOSAN POWER SYSTEMS LIMITED
Doosan House  Crawley Business Quarter  Manor Royal  Crawley  Sussex RH10 9AD  United Kingdom.

Inventors

1. YOUSIF  SAFWAN YOUSIF AHMED
Doosan Power Systems Limited  Porterfield Road  Renfrew  Strathclyde PA4 8DJ  United Kingdom.
2. AGHDAEE  BABAK
Doosan Power Systems Limited  Porterfield Road  Renfrew  Strathclyde PA4 8DJ  United Kingdom.
3. HESSELMANN  GERARD JOHN
Doosan Power Systems Limited  Doosan House  Crawley Business Quarter  Manor Royal  Crawley Sussex RH10 9AD  United Kingdom.

Specification

The present invention relates to a flow control device for partitioning a fluid flow from a common supply stream into at least two delivery streams. The invention particularly finds application for the splitting of a gas flow stream in a combustion device and for example in the control of flow of combustion air or overfire air in a burner for firing fossil fuels. In the preferred case the invention relates to a pulverised coal fired burner  though it is also applicable to burners for other fossil fuels such as light oils  heavy fuel oil  orimulsion  and natural gas  etc.

Documents

Application Documents

# Name Date
1 5143-CHENP-2012-RELEVANT DOCUMENTS [01-08-2022(online)].pdf 2022-08-01
1 Form-5.pdf 2012-06-26
2 5143-CHENP-2012-RELEVANT DOCUMENTS [23-09-2021(online)].pdf 2021-09-23
2 Form-3.pdf 2012-06-26
3 Form-1.pdf 2012-06-26
3 5143-CHENP-2012-Abstract_Granted 337636_29-05-2020.pdf 2020-05-29
4 Drawings.pdf 2012-06-26
4 5143-CHENP-2012-Claims_Granted 337636_29-05-2020.pdf 2020-05-29
5 5143-CHENP-2012-Description Complete_Granted 337636_29-05-2020.pdf 2020-05-29
5 5143-CHENP-2012 FORM-1 13-07-2012.pdf 2012-07-13
6 5143-CHENP-2012-Drawing_Granted 337636_29-05-2020.pdf 2020-05-29
6 5143-CHENP-2012 CORRESPONDENCE OTHERS 13-07-2012.pdf 2012-07-13
7 5143-CHENP-2012-IntimationOfGrant29-05-2020.pdf 2020-05-29
7 5143-CHENP-2012 POWER OF ATTORNEY 18-07-2012.pdf 2012-07-18
8 5143-CHENP-2012-PatentCertificate29-05-2020.pdf 2020-05-29
8 5143-CHENP-2012 CORRESPONDENCE OTHERS 18-07-2012.pdf 2012-07-18
9 5143-CHENP-2012 FORM-3 06-11-2012.pdf 2012-11-06
9 5143-CHENP-2012-COMPLETE SPECIFICATION [24-10-2018(online)].pdf 2018-10-24
10 5143-CHENP-2012 CORRESPONDENCE OTHERS 06-11-2012.pdf 2012-11-06
10 5143-CHENP-2012-FER_SER_REPLY [24-10-2018(online)].pdf 2018-10-24
11 5143-CHENP-2012 FORM-18 20-06-2013.pdf 2013-06-20
11 5143-CHENP-2012-PETITION UNDER RULE 137 [24-10-2018(online)].pdf 2018-10-24
12 5143-CHENP-2012-RELEVANT DOCUMENTS [24-10-2018(online)].pdf 2018-10-24
12 abstract5143-CHENP-2012.jpg 2013-08-29
13 5143-CHENP-2012 POWER OF ATTORNEY 24-11-2014.pdf 2014-11-24
13 5143-CHENP-2012-FORM 3 [22-10-2018(online)].pdf 2018-10-22
14 5143-CHENP-2012 OTHER DOCUMENTS 24-11-2014.pdf 2014-11-24
14 5143-CHENP-2012-FER.pdf 2018-05-29
15 5143-CHENP-2012 ASSIGNMENT 24-11-2014.pdf 2014-11-24
15 5143-CHENP-2012 FORM-6 24-11-2014.pdf 2014-11-24
16 5143-CHENP-2012 CORRESPONDENCE OTHERS 24-11-2014.pdf 2014-11-24
16 5143-CHENP-2012 FORM-5 24-11-2014.pdf 2014-11-24
17 5143-CHENP-2012 FORM-3 24-11-2014.pdf 2014-11-24
17 5143-CHENP-2012 FORM-1 24-11-2014.pdf 2014-11-24
18 5143-CHENP-2012 FORM-2 24-11-2014.pdf 2014-11-24
19 5143-CHENP-2012 FORM-1 24-11-2014.pdf 2014-11-24
19 5143-CHENP-2012 FORM-3 24-11-2014.pdf 2014-11-24
20 5143-CHENP-2012 CORRESPONDENCE OTHERS 24-11-2014.pdf 2014-11-24
20 5143-CHENP-2012 FORM-5 24-11-2014.pdf 2014-11-24
21 5143-CHENP-2012 ASSIGNMENT 24-11-2014.pdf 2014-11-24
21 5143-CHENP-2012 FORM-6 24-11-2014.pdf 2014-11-24
22 5143-CHENP-2012 OTHER DOCUMENTS 24-11-2014.pdf 2014-11-24
22 5143-CHENP-2012-FER.pdf 2018-05-29
23 5143-CHENP-2012 POWER OF ATTORNEY 24-11-2014.pdf 2014-11-24
23 5143-CHENP-2012-FORM 3 [22-10-2018(online)].pdf 2018-10-22
24 abstract5143-CHENP-2012.jpg 2013-08-29
24 5143-CHENP-2012-RELEVANT DOCUMENTS [24-10-2018(online)].pdf 2018-10-24
25 5143-CHENP-2012 FORM-18 20-06-2013.pdf 2013-06-20
25 5143-CHENP-2012-PETITION UNDER RULE 137 [24-10-2018(online)].pdf 2018-10-24
26 5143-CHENP-2012 CORRESPONDENCE OTHERS 06-11-2012.pdf 2012-11-06
26 5143-CHENP-2012-FER_SER_REPLY [24-10-2018(online)].pdf 2018-10-24
27 5143-CHENP-2012 FORM-3 06-11-2012.pdf 2012-11-06
27 5143-CHENP-2012-COMPLETE SPECIFICATION [24-10-2018(online)].pdf 2018-10-24
28 5143-CHENP-2012 CORRESPONDENCE OTHERS 18-07-2012.pdf 2012-07-18
28 5143-CHENP-2012-PatentCertificate29-05-2020.pdf 2020-05-29
29 5143-CHENP-2012 POWER OF ATTORNEY 18-07-2012.pdf 2012-07-18
29 5143-CHENP-2012-IntimationOfGrant29-05-2020.pdf 2020-05-29
30 5143-CHENP-2012 CORRESPONDENCE OTHERS 13-07-2012.pdf 2012-07-13
30 5143-CHENP-2012-Drawing_Granted 337636_29-05-2020.pdf 2020-05-29
31 5143-CHENP-2012-Description Complete_Granted 337636_29-05-2020.pdf 2020-05-29
31 5143-CHENP-2012 FORM-1 13-07-2012.pdf 2012-07-13
32 Drawings.pdf 2012-06-26
32 5143-CHENP-2012-Claims_Granted 337636_29-05-2020.pdf 2020-05-29
33 Form-1.pdf 2012-06-26
33 5143-CHENP-2012-Abstract_Granted 337636_29-05-2020.pdf 2020-05-29
34 Form-3.pdf 2012-06-26
34 5143-CHENP-2012-RELEVANT DOCUMENTS [23-09-2021(online)].pdf 2021-09-23
35 Form-5.pdf 2012-06-26
35 5143-CHENP-2012-RELEVANT DOCUMENTS [01-08-2022(online)].pdf 2022-08-01

Search Strategy

1 5143CHENP2012_03-11-2017.pdf

ERegister / Renewals

3rd: 18 Aug 2020

From 10/11/2012 - To 10/11/2013

4th: 18 Aug 2020

From 10/11/2013 - To 10/11/2014

5th: 18 Aug 2020

From 10/11/2014 - To 10/11/2015

6th: 18 Aug 2020

From 10/11/2015 - To 10/11/2016

7th: 18 Aug 2020

From 10/11/2016 - To 10/11/2017

8th: 18 Aug 2020

From 10/11/2017 - To 10/11/2018

9th: 18 Aug 2020

From 10/11/2018 - To 10/11/2019

10th: 18 Aug 2020

From 10/11/2019 - To 10/11/2020

11th: 18 Aug 2020

From 10/11/2020 - To 10/11/2021

12th: 23 Sep 2021

From 10/11/2021 - To 10/11/2022