Foamed ceramic high-temperature gas filter pipe and manufacturing technology thereof
A technology of foam ceramics and high-temperature gas, which is applied in the field of filter tubes, can solve the problems of large pressure loss of filter tubes, complex production processes, and high required conditions, and achieve energy saving, simple firing process, and low requirements for equipment and other conditions.
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment 1
[0074] A foam ceramic high temperature gas filter tube, which includes the following ingredients by weight: Al 2 0 3 10-30 parts, SiO 2 10-40 parts, 10-30 parts of SiC, 1-3 parts of nano-calcium carbonate, 5-10 parts of refractory clay, 1-2 parts of rectorite, 0.5-1.5 parts of sodium bentonite.
[0075] A preparation process of a foam ceramic high-temperature gas filter tube includes the following preparation steps:
[0076] (1) Use a mold to cut the polyurethane foam into sheets to obtain a carrier;
[0077] (2) Ingredients: Al 2 0 3 , SiO 2 , SiC, nano calcium carbonate, refractory clay, rectorite, sodium bentonite are fully mixed according to the proportion, and water is added to prepare a ceramic slurry;
[0078] (3) Molding: inject the ceramic slurry prepared in step (2) into the carrier prepared in step (1) to prepare a foam ceramic filter preform, which is dried and shaped;
[0079] (4) Preheating: preheat the foam ceramic filter preform prepared in step (3) under the condition...
Embodiment 2
[0087] A foam ceramic high temperature gas filter tube, which includes the following ingredients by weight: Al 2 0 3 10-20 parts, SiO 2 10-25 parts, 10-20 parts SiC, 1-2 parts nano-calcium carbonate, 5-8 parts refractory clay, 1-1.5 parts rectorite, 0.5-1 parts sodium bentonite.
[0088] A preparation process of a foam ceramic high-temperature gas filter tube includes the following preparation steps:
[0089] (1) Use a mold to cut the polyurethane foam prepared by the two-step method into a circular sheet to obtain a carrier;
[0090] (2) Ingredients: Al 2 0 3 , SiO 2 , SiC, nano calcium carbonate, refractory clay, rectorite, sodium bentonite are fully mixed, and water is added to prepare a ceramic slurry;
[0091] (3) Staleness: The ceramic slurry prepared in step (2) is allowed to stand for staleness for more than 48 hours;
[0092] (4) Molding: Inject the ceramic slurry prepared in step (3) into the carrier prepared in step (1) to prepare a foam ceramic filter preform, dry it, and f...
Embodiment 3
[0098] A foam ceramic high temperature gas filter tube, which includes the following ingredients by weight: Al 2 0 3 20-30 parts, SiO 2 25-40 parts, 20-30 parts SiC, 2-3 parts nano-calcium carbonate, 8-10 parts refractory clay, 1.5-2 parts rectorite, and 1-1.5 parts sodium bentonite.
[0099] The preparation process is the same as in Example 2, and will not be repeated here.
PUM
Property | Measurement | Unit |
---|---|---|
compressive strength | aaaaa | aaaaa |
pore size | aaaaa | aaaaa |
pore size | aaaaa | aaaaa |
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