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A process for preparing sweet naphtha from sour naphtha containing upto 1.9 wt.% H2S obtained as a by-product during hydroprocessing of diesel streams, saidprocess comprising the steps of:(a) mixing the sour naphtha containing upto 1.9 wt. % H2S and lean DEA in a wt/wt ratio of 1:1 to 2:1 at a temperature range of 45°C to 50°C;(b) optionally passing the mixture of step (a) through a funnel filled with asbestos wool or glass wool to obtain a clear mixture containing sweet naphtha and DEA rich in H2S, and(c) allowing the clear mixture of step (b) to stand for a time period ranging between 1 to 5 minutes thereby separating sweet naphtha from DEA rich in H2S.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
25 August 2003
Publication Number
Publication Type
Invention Field
Status
Email
Parent Application
Patent Number
Legal Status
Grant Date
2006-09-11
Renewal Date
Applicants
BHARAT PETROLEUM CORPORATION LIMITED
BHARAT BHAVAN 4 AND 6,
CURRIMBHOY ROAD,
BALLARD ESTATE,
MUMBAI 400 001,
INDIA.
Inventors
1. VEKANTRAMAN SURESH
BHARAT BHAVAN 4 AND 6,
CURRIMBHOY ROAD
BALLARD ESTATE,
MUMBAI-400 001,
MAHARASHTRA,
INDIA.
2. MUDANNA SRINIVAS RAO
BHARAT BHAVAN 4 AND 6,
CURRIMBHOY ROAD
BALLARD ESTATE,
MUMBAI-400 001,
INDIA.
3. SUNDERAJAN SRINIVASAGOPALAN
FLAT NO. 441,
BHARAT PETROLEUM STAFF COLONY,
AZIZ BAUG,
CHEMBUR,
MUMBAI,
MAHARASHTRA,
INDIA.
4. BUDDHADEB KUNDU
FLAT NO. 376,
BHARAT PETROLEUM STAFF COLONY,
AZIZ BAUG,
CHEMBUR,
MUMBAI,
MAHARASHTRA,
INDIA.
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 844-mum-2003-form 1(24-10-2003).pdf | 2003-10-24 |
| 2 | 844-mum-2003-form 5(30-12-2004).pdf | 2004-12-30 |
| 3 | 844-mum-2003-form 26(30-12-2004).pdf | 2004-12-30 |
| 4 | 844-mum-2003-form 1(30-12-2004).pdf | 2004-12-30 |
| 5 | 844-mum-2003-correspondece(14-12-2006).pdf | 2006-12-14 |
| 6 | Form 27 [15-03-2017(online)].pdf | 2017-03-15 |
| 7 | 844-MUM-2003-RELEVANT DOCUMENTS [27-02-2018(online)].pdf | 2018-02-27 |
| 8 | abstract1.jpg | 2018-08-09 |
| 9 | 844-mum-2003-form 8(15-9-2006).pdf | 2018-08-09 |
| 10 | 844-mum-2003-form 5(4-10-2005).pdf | 2018-08-09 |
| 11 | 844-MUM-2003-FORM 4(30-8-2013).pdf | 2018-08-09 |
| 12 | 844-mum-2003-form 3(25-8-2003).pdf | 2018-08-09 |
| 13 | 844-mum-2003-form 2(granted)-(3-1-2005).pdf | 2018-08-09 |
| 15 | 844-mum-2003-form 19(25-8-2003).pdf | 2018-08-09 |
| 16 | 844-mum-2003-form 13(4-10-2005).pdf | 2018-08-09 |
| 17 | 844-mum-2003-form 1(4-10-2005).pdf | 2018-08-09 |
| 18 | 844-mum-2003-form 1(3-1-2005).pdf | 2018-08-09 |
| 19 | 844-mum-2003-form 1(25-8-2003).pdf | 2018-08-09 |
| 20 | 844-mum-2003-drawing(3-1-2005).pdf | 2018-08-09 |
| 21 | 844-MUM-2003-CORRESPONDENCE(RENEWAL PAYMENT LETTER)-21-8-2009.pdf | 2018-08-09 |
| 22 | 844-MUM-2003-CORRESPONDENCE(RENEWAL PAYMENT LEETER)-(14-8-2008).pdf | 2018-08-09 |
| 23 | 844-MUM-2003-CORRESPONDENCE(30-8-2013).pdf | 2018-08-09 |
| 24 | 844-mum-2003-correspondece(ipo)-(11-9-2006).pdf | 2018-08-09 |
| 25 | 844-mum-2003-claims(granted)-(3-1-2005).pdf | 2018-08-09 |
| 27 | 844-mum-2003-cancelled pages(3-1-2005).pdf | 2018-08-09 |
| 28 | 844-mum-2003-assignment(4-10-2005).pdf | 2018-08-09 |
| 29 | 844-MUM-2003-RELEVANT DOCUMENTS [05-04-2019(online)].pdf | 2019-04-05 |
| 30 | 844-MUM-2003-PETITION UNDER RULE 137 [05-04-2019(online)].pdf | 2019-04-05 |