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"Device For Dust Flow Monitoring In Gas Flow And A Process Of Dust Flow Monitoring In Gas Flow"

Abstract: The invention discloses a device for measurement of concentration of suspended solid particles (dust) flow rate in gas. It incorporates electronic circuits connected directly to a physical triboelectric sensor probe for detecting solid particles. More specifically, this invention incorporates an improved signal conditioning circuit along with a precision voltage reference circuit, a set of multiplexers, an analog to digital (A to D) converter, a microcontroller unit (MCU) and a decoder (12) which compensates input offset, input offset drift and gain drifts continuously and online so that practically there is practically no drift or offset of the output signal. A display and keyboard interface is also provided to view dust concentration/ flow rate and to perform various functions like configure the device, modify configuration, calibrate the instrument etc. Among the many advantages of the invention are the facts that this invention provides easy and quick calibration means by initiating and feeding calibration values to the device using isokinetic sampling method and that the probe contamination detection circuit does not interfere with or compromise the performance of the process detection and measurement.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
01 September 2014
Publication Number
12/2016
Publication Type
INA
Invention Field
MECHANICAL ENGINEERING
Status
Email
Parent Application
Patent Number
Legal Status
Grant Date
2020-07-15
Renewal Date

Applicants

Chemtrols Industries Limited
Amar Hills, Saki Vihar Road, Powai, Mumbai, Maharashtra, India

Inventors

1. Mr. GADE, Vasant
C/O Chemtrol Industries Limited, Amar Hills, Saki Vihar Road, Powai, Mumbai 400072, Maharashtra, India
2. Mr. KASHID, Vibhav
C/O Chemtrol Industries Limited, Amar Hills, Saki Vihar Road, Powai, Mumbai 400072, Maharashtra, India

Specification

DESC:pdf file is attached ,CLAIMS:pdf file is attached

Documents

Application Documents

# Name Date
1 1525-MUM-2014-RELEVANT DOCUMENTS [25-09-2023(online)].pdf 2023-09-25
1 Drawing [04-08-2015(online)].pdf 2015-08-04
2 1525-MUM-2014-RELEVANT DOCUMENTS [15-09-2022(online)].pdf 2022-09-15
2 Description(Complete) [04-08-2015(online)].pdf 2015-08-04
3 Assignment [04-08-2015(online)].pdf 2015-08-04
3 1525-MUM-2014-RELEVANT DOCUMENTS [30-09-2021(online)].pdf 2021-09-30
4 Provisional specification.pdf 2018-08-11
4 1525-MUM-2014-Response to office action [21-08-2021(online)].pdf 2021-08-21
5 OnlinePostDating.pdf 2018-08-11
5 1525-MUM-2014-EVIDENCE FOR REGISTRATION UNDER SSI [20-08-2021(online)].pdf 2021-08-20
6 OnlinePostDating(1).pdf 2018-08-11
6 1525-MUM-2014-FORM FOR SMALL ENTITY [20-08-2021(online)].pdf 2021-08-20
7 Form-18(Online).pdf 2018-08-11
7 1525-MUM-2014-IntimationOfGrant15-07-2020.pdf 2020-07-15
8 Form 3.pdf 2018-08-11
8 1525-MUM-2014-PatentCertificate15-07-2020.pdf 2020-07-15
9 1525-MUM-2014-ABSTRACT [20-04-2020(online)].pdf 2020-04-20
9 Form 28.pdf 2018-08-11
10 1525-MUM-2014-CLAIMS [20-04-2020(online)].pdf 2020-04-20
10 Form 26.pdf 2018-08-11
11 1525-MUM-2014-FER_SER_REPLY [20-04-2020(online)].pdf 2020-04-20
11 Form 1_marked version.pdf 2018-08-11
12 1525-MUM-2014-FORM 3 [20-04-2020(online)].pdf 2020-04-20
12 Form 1_clear version.pdf 2018-08-11
13 1525-MUM-2014-FORM 4(ii) [17-01-2020(online)].pdf 2020-01-17
13 Form 13.pdf 2018-08-11
14 1525-MUM-2014-FER.pdf 2019-07-18
14 Figure.pdf 2018-08-11
15 1525-MUM-2014-CORRESPONDENCE(19-5-2014).pdf 2018-08-11
15 Enterpreneurs memorandum acknowledgement.pdf 2018-08-11
16 1525-MUM-2014-FORM 1(19-5-2014).pdf 2018-08-11
16 1525-MUM-2014-FORM 26(19-5-2014).pdf 2018-08-11
17 1525-MUM-2014-FORM 26(19-5-2014).pdf 2018-08-11
17 1525-MUM-2014-FORM 1(19-5-2014).pdf 2018-08-11
18 1525-MUM-2014-CORRESPONDENCE(19-5-2014).pdf 2018-08-11
18 Enterpreneurs memorandum acknowledgement.pdf 2018-08-11
19 1525-MUM-2014-FER.pdf 2019-07-18
19 Figure.pdf 2018-08-11
20 1525-MUM-2014-FORM 4(ii) [17-01-2020(online)].pdf 2020-01-17
20 Form 13.pdf 2018-08-11
21 1525-MUM-2014-FORM 3 [20-04-2020(online)].pdf 2020-04-20
21 Form 1_clear version.pdf 2018-08-11
22 1525-MUM-2014-FER_SER_REPLY [20-04-2020(online)].pdf 2020-04-20
22 Form 1_marked version.pdf 2018-08-11
23 1525-MUM-2014-CLAIMS [20-04-2020(online)].pdf 2020-04-20
23 Form 26.pdf 2018-08-11
24 Form 28.pdf 2018-08-11
24 1525-MUM-2014-ABSTRACT [20-04-2020(online)].pdf 2020-04-20
25 1525-MUM-2014-PatentCertificate15-07-2020.pdf 2020-07-15
25 Form 3.pdf 2018-08-11
26 1525-MUM-2014-IntimationOfGrant15-07-2020.pdf 2020-07-15
26 Form-18(Online).pdf 2018-08-11
27 1525-MUM-2014-FORM FOR SMALL ENTITY [20-08-2021(online)].pdf 2021-08-20
27 OnlinePostDating(1).pdf 2018-08-11
28 1525-MUM-2014-EVIDENCE FOR REGISTRATION UNDER SSI [20-08-2021(online)].pdf 2021-08-20
28 OnlinePostDating.pdf 2018-08-11
29 1525-MUM-2014-Response to office action [21-08-2021(online)].pdf 2021-08-21
29 Provisional specification.pdf 2018-08-11
30 1525-MUM-2014-RELEVANT DOCUMENTS [30-09-2021(online)].pdf 2021-09-30
30 Assignment [04-08-2015(online)].pdf 2015-08-04
31 Description(Complete) [04-08-2015(online)].pdf 2015-08-04
31 1525-MUM-2014-RELEVANT DOCUMENTS [15-09-2022(online)].pdf 2022-09-15
32 Drawing [04-08-2015(online)].pdf 2015-08-04
32 1525-MUM-2014-RELEVANT DOCUMENTS [25-09-2023(online)].pdf 2023-09-25
33 1525-MUM-2014-FORM FOR SMALL ENTITY [01-09-2025(online)].pdf 2025-09-01
34 1525-MUM-2014-EVIDENCE FOR REGISTRATION UNDER SSI [01-09-2025(online)].pdf 2025-09-01

Search Strategy

1 2019-07-0510-44-21_05-07-2019.pdf

ERegister / Renewals

3rd: 18 Sep 2020

From 01/09/2016 - To 01/09/2017

4th: 18 Sep 2020

From 01/09/2017 - To 01/09/2018

5th: 18 Sep 2020

From 01/09/2018 - To 01/09/2019

6th: 18 Sep 2020

From 01/09/2019 - To 01/09/2020

7th: 18 Sep 2020

From 01/09/2020 - To 01/09/2021

8th: 20 Aug 2021

From 01/09/2021 - To 01/09/2022

9th: 22 Aug 2022

From 01/09/2022 - To 01/09/2023

10th: 25 Aug 2023

From 01/09/2023 - To 01/09/2024

11th: 26 Aug 2024

From 01/09/2024 - To 01/09/2025

12th: 06 Aug 2025

From 01/09/2025 - To 01/09/2026