Special ultralow-emission desulfurization solvent for SCOT tail gas of sulfur recovery device in oil refinery
A technology for sulfur recovery and oil refinery, which is applied in the direction of gas fuel, petroleum industry, separation methods, etc. It can solve the problems that the extended tail gas treatment process cannot be achieved, and achieve high removal rate and small bubble loss without affecting the service life of the equipment Effect
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment 1
[0060] A special ultra-low emission desulfurization solvent for SCOT tail gas of refinery sulfur recovery unit, which comprises the following components in terms of mass percentage,
[0061] MDEA 95.6%;
[0062] Piperazine 2.4%;
[0063] Water 1.9%;
[0064] Special defoamer for desulfurization agent 0.1%.
[0065] Described MDEA is N-methyldiethanolamine, and its molecular formula is CH 3 N(CH 2 CH 2 Oh) 2 .
[0066] The molecular formula of the piperazine is C 4 h 10 N 2 .
[0067] The special defoamer for desulfurizer is modified simethicone.
[0068] Add MDEA, piperazine, water, and special defoamer for desulfurization agent into the reaction kettle and stir to obtain ultra-low emission desulfurization solvent for SCOT tail gas of refinery sulfur recovery unit.
Embodiment 2
[0070] A special ultra-low emission desulfurization solvent for SCOT tail gas of refinery sulfur recovery unit, which comprises the following components in terms of mass percentage,
[0071] MDEA 95.7%;
[0072] Piperazine 2.3%;
[0073] Water 1.8%;
[0074] Special defoamer for desulfurization agent 0.2%.
[0075] Described MDEA is N-methyldiethanolamine, and its molecular formula is CH 3 N(CH 2 CH 2 Oh) 2 .
[0076] The molecular formula of the piperazine is C 4 h 10 N 2 .
[0077] The special defoamer for desulfurizer is modified simethicone.
[0078] Add MDEA, piperazine, water, and special defoamer for desulfurization agent into the reaction kettle and stir to obtain ultra-low emission desulfurization solvent for SCOT tail gas of refinery sulfur recovery unit.
Embodiment 3
[0080] A special ultra-low emission desulfurization solvent for SCOT tail gas of refinery sulfur recovery unit, which comprises the following components in terms of mass percentage,
[0081] MDEA 95.9%;
[0082] Piperazine 2.1%;
[0083] Water 1.7%;
[0084] Special defoamer for desulfurization agent 0.3%.
[0085] Described MDEA is N-methyldiethanolamine, and its molecular formula is CH 3 N(CH 2 CH 2 Oh) 2 .
[0086] The molecular formula of the piperazine is C 4 h 10 N 2 .
[0087] The special defoamer for desulfurizer is modified simethicone.
[0088] Add MDEA, piperazine, water, and special defoamer for desulfurization agent into the reaction kettle and stir to obtain ultra-low emission desulfurization solvent for SCOT tail gas of refinery sulfur recovery unit.
[0089] The high-efficiency desulfurizer with MDEA as the main agent of the present invention fully demonstrates that its sulfur capacity is large and the advantages of good selectivity, and the existen...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com