CN115487604A - Composite sintered filtering material - Google Patents
Composite sintered filtering material Download PDFInfo
- Publication number
- CN115487604A CN115487604A CN202211163454.1A CN202211163454A CN115487604A CN 115487604 A CN115487604 A CN 115487604A CN 202211163454 A CN202211163454 A CN 202211163454A CN 115487604 A CN115487604 A CN 115487604A
- Authority
- CN
- China
- Prior art keywords
- geometric body
- powder
- net
- composite sintered
- filter material
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000463 material Substances 0.000 title claims abstract description 40
- 239000002131 composite material Substances 0.000 title claims abstract description 31
- 238000001914 filtration Methods 0.000 title claims abstract description 13
- 229910052751 metal Inorganic materials 0.000 claims abstract description 40
- 239000002184 metal Substances 0.000 claims abstract description 40
- 239000000843 powder Substances 0.000 claims abstract description 39
- 238000005245 sintering Methods 0.000 claims abstract description 20
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 12
- 239000011230 binding agent Substances 0.000 claims description 12
- 239000004576 sand Substances 0.000 claims description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 6
- 239000005995 Aluminium silicate Substances 0.000 claims description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 235000012211 aluminium silicate Nutrition 0.000 claims description 3
- 229910052804 chromium Inorganic materials 0.000 claims description 3
- 239000011651 chromium Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 3
- 238000001471 micro-filtration Methods 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- 230000030279 gene silencing Effects 0.000 claims description 2
- 239000010936 titanium Substances 0.000 claims description 2
- 229910052719 titanium Inorganic materials 0.000 claims description 2
- 239000000126 substance Substances 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 239000011148 porous material Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 239000000919 ceramic Substances 0.000 description 3
- 239000013078 crystal Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 229910001651 emery Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 239000005909 Kieselgur Substances 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
- B01D39/2027—Metallic material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
- B01D39/2068—Other inorganic materials, e.g. ceramics
- B01D39/2072—Other inorganic materials, e.g. ceramics the material being particulate or granular
- B01D39/2075—Other inorganic materials, e.g. ceramics the material being particulate or granular sintered or bonded by inorganic agents
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/162—Selection of materials
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Ceramic Engineering (AREA)
- Filtering Materials (AREA)
Abstract
The invention discloses a composite sintered filter material, which comprises powder and at least one metal mesh, wherein the metal mesh is arranged on the powder and is sintered (or bonded) into a whole body, so that the metal mesh forms a geometric body with any shape and the micro-pore filtration precision of 500-0.1 micron. The invention has simple process and low cost, and can partially replace the application of metal powder sintering materials. The invention can be used in the fields of noise reduction and pollution reduction of equipment generated by high-speed airflow in industrial factories and mines in the industries of chemical industry, environmental protection, pharmacy, food and the like.
Description
Technical Field
The invention relates to the technical field of powder sintering filter materials and noise reduction, in particular to a composite sintering filter material technology.
Background
The ceramic powder sintered filter material is mainly used for filtering gas, liquid and fuel oil, is widely applied to petroleum, chemical industry, automobile, tractor, airplane and ship industries, is also widely used for filter elements of pneumatic and hydraulic loops, and has the defects of easy breakage, slag falling, low reuse rate and the like of the material, and limits the application range of the filter element.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a composite filter material sintered by ceramic powder and a metal mesh, and the quality and the application of the material are improved.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a composite sintered filter material comprising a powder and at least one metal mesh disposed on said powder and integral thereto by sintering (or bonding) so as to constitute a geometric body of any shape having a microfiltration resolution of between 500 and 0.1 microns.
The filtering area of the geometric body can be manufactured according to the requirement of filtering capacity, and the wall thickness of the composite sintered filtering material is more than 1 mm.
The composite sintered filter material is characterized in that the powder is sand, kaolin or diatomite.
The composite sintered filter material is characterized in that the sand is made of white emery, carborundum, crystal sand or diatom sand.
The composite sintered filter material is characterized in that the geometric body is a solid geometric body or a hollow geometric body.
The composite sintered filter material is characterized in that the solid geometric body is a plate or a special-shaped material.
The composite sintered filter material is characterized in that the hollow geometric body is a tubular body, or a U-shaped cylinder, or a hollow sphere.
The composite sintered filter material also comprises a binder, wherein the powder and the binder are mixed together, the mixing ratio is 2-20 parts of the powder to 1 part of the binder, then the metal mesh is coated on the surface of the powder and tightly combined, the powder, the binder and the metal mesh are integrated through sintering, and the metal mesh completely coats (or partially coats) the powder.
The composite sintered filter material has the particle size of 10-2000 meshes, or the powder with multiple specifications is mixed.
The mesh number of the metal mesh is set to be any one specification between 1 mesh and 2000 mesh.
The composite sintered filter material is characterized in that the metal net is a metal punching plate (or a metal punching tube).
The composite sintered filter material is characterized in that the metal net is a stainless steel net, a titanium net, a nickel net, a zinc net, a molybdenum net, a tungsten net, a copper net, an aluminum net, an iron net or a chromium net.
The composite sintered filter material also comprises at least one connecting piece and at least one inlet, wherein the first inlet is arranged on the first connecting piece, the first connecting piece is fixedly connected with the hollow geometric body or is integrated into a whole through sintering (or bonding), and the first inlet is communicated with a cavity on the hollow geometric body; or the first inlet is arranged on the first connecting piece, the first connecting piece and the second connecting piece are respectively arranged at two ends of the hollow geometric body and are fixedly connected or integrated into a whole through sintering (or bonding), the first inlet is communicated with the cavity on the hollow geometric body, and the second connecting piece closes the opening end on the hollow geometric body; or the first inlet and the second inlet are respectively arranged on the first connecting piece and the second connecting piece, the first connecting piece and the second connecting piece are respectively arranged at two ends of the hollow geometric body and are fixedly connected or integrated through sintering (or bonding), and the first inlet and the second inlet are respectively communicated with the cavity on the hollow geometric body; constituting a filtering device (or a silencing device).
The composite sintered filtering material further comprises at least one internal thread, wherein the first internal thread is arranged on the first connecting piece of the first inlet, or the first internal thread is arranged on the first connecting piece of the first inlet, and the second internal thread is arranged on the second connecting piece of the second inlet and is used for connecting an external element.
The composite sintered filter material further comprises at least one external thread, wherein the first external thread is arranged on the first connecting piece, or the first external thread is arranged on the first connecting piece, and the second external thread is arranged on the second connecting piece and used for connecting an external element.
The invention has the beneficial effects that: the composite sintered filtering material is formed by sintering the metal mesh and the powder, so that the strength and the slag falling phenomenon of the traditional ceramic powder can be effectively improved, and the application range of the composite sintered filtering material is widened.
The invention has simple process and low cost, and can partially replace the application of metal powder sintering materials. The invention can be used in the industries of chemical industry, environmental protection, pharmacy, food and the like, and the fields of noise reduction, pollution reduction and the like of equipment generated by high-speed airflow in industrial factories and mines, such as various exhaust devices of engines, air compressors, vacuum machines, steam engines, high-pressure boilers, high-pressure air tanks, stamping equipment, air cylinders, electromagnetic valves, vacuum valves, pressure relief valves, pressure reduction valves and the like, and the fields of various automatic equipment, pneumatic elements and the like.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a second embodiment of the present invention;
FIG. 3 is a schematic diagram of a third embodiment of the present invention;
FIG. 4 is a diagram illustrating a fourth embodiment of the present invention;
fig. 5 is a schematic structural diagram of a fifth embodiment of the present invention.
Detailed Description
The invention is explained in more detail below with reference to the figures and examples:
as shown in fig. 1, the invention comprises a powder and at least one metal mesh 1, the metal mesh 1 being arranged on the powder 2 and being integrated by sintering (or bonding) so that it constitutes a geometric body 100 of any shape with a microfiltration accuracy of between 500 and 0.1 micron.
In a specific embodiment of the present invention, the geometry 100 is provided as a solid geometry.
In the embodiment of the present invention, a second metal net may be optionally further included, and the metal net 1 and the second metal net are respectively disposed on the inner side and the outer side of the geometric body 100.
In a specific embodiment of the present invention, the solid geometric body may be selected to be a plate material or a profile material.
In a particular embodiment of the invention, the powder 2 can be selected to be sand, or kaolin, or diatomaceous earth.
In a specific embodiment of the present invention, the sand may be selected to be white emery, or silicon carbide, or crystal sand, or diatom sand.
In the embodiment of the present invention, a binder (not shown) is further included, the powder 2 and the binder (not shown) are mixed together in a mixing ratio of 2-20 parts of the powder 2 to 1 part of the binder (not shown), the metal mesh 1 is covered on the surface of the powder and tightly combined, the powder 2, the binder (not shown) and the metal mesh 1 are integrated by sintering, and the metal mesh completely covers (or partially covers) the powder.
In the embodiment of the present invention, the particle size of the powder 2 may be selected to be any one size between 10 mesh and 2000 mesh, or a mixture of a plurality of sizes of the powder 2 may be selected.
In the embodiment of the present invention, the mesh number of the metal mesh 1 may be set to any one of the specifications of 1 mesh to 2000 mesh.
In a specific embodiment of the present invention, the metal net 1 may be selected to be a metal punched plate (or a metal punched tube).
In the embodiment of the present invention, the metal mesh 1 may be selected to be a stainless steel mesh, a titanium mesh, a nickel mesh, a zinc mesh, a copper mesh, an aluminum mesh, an iron mesh, or a chromium mesh.
As shown in fig. 2, the geometric body 100 of the present invention is a hollow geometric body 200, one end of the hollow geometric body 200 is closed, and the other end is open, and the metal mesh 1 is coated on the outer surface of the powder 2.
In a specific embodiment of the present invention, the hollow geometric body 200 may be selected to be a tubular body, or a hollow sphere.
In a specific embodiment of the present invention, the expanded metal 1 may be optionally disposed outside the hollow geometric body 200, and the second expanded metal may be disposed inside the hollow geometric body 200.
As shown in fig. 3, the present invention further includes at least one connecting member 3 and at least one inlet 4, the first inlet 4 is disposed on the first connecting member 3, the first connecting member 1 is fixedly connected to the hollow geometric body 200 or is integrated by sintering (or bonding), and the first inlet 4 is communicated with the cavity of the hollow geometric body 200 to form a filtering device (or a sound-absorbing device).
In a particular embodiment of the invention, it may optionally further comprise a first internal thread provided on the first connector 3 of the first inlet 3 for connection to an external element.
In a specific embodiment of the present invention, a first external thread may be optionally further included, and the first connecting member 3 is provided with the first external thread.
In the embodiment of the present invention, at least one fixing seat may be further included, and the first fixing seat is disposed on the first connecting member 3 for connecting an external element.
In a specific embodiment of the present invention, the first fixing seat may be further disposed on the first connecting member 3 and fixedly connected to the first external thread through the first nut.
As shown in fig. 4, the present invention further includes a second connecting member, two ends of the hollow geometric body 200 are both provided with openings to form a tubular body, the first inlet 4 is disposed on the first connecting member 3, the first connecting member 3 and the second connecting member 5 are respectively disposed on two ends of the hollow geometric body 200 and are fixedly connected or integrated by sintering (or bonding), the first inlet 4 is communicated with the opening of the hollow geometric body 200, and the second connecting member 5 closes the opening of one end of the hollow geometric body 200.
In a particular embodiment of the invention, it may optionally further comprise a second external thread provided on the second connector piece 5 for connecting an external element.
In the specific embodiment of the present invention, second fixing seats may be optionally further included, and the second fixing seats are respectively disposed on the second connecting pieces 5.
In a specific embodiment of the present invention, the first fixing seat may be disposed on the first connecting member 3 and fixedly connected to the first external thread through a first nut, and the second fixing seat is disposed on the second connecting member 5 and fixedly connected to the second external thread through a second nut.
As shown in fig. 5, the present invention further comprises a second inlet, wherein the second inlet 6 is arranged on the second connecting member 5, and the second inlet 6 is communicated with the cavity of the hollow geometric body 200.
In a particular embodiment of the invention, it may optionally further comprise a second internal thread provided on the second connector 5 of the second inlet 6 for connection to an external element.
As those skilled in the art can realize the invention in various modifications without departing from the spirit and scope of the invention, the above description is only one preferred embodiment of the invention and should not be taken as limiting the scope of the invention, and all equivalent structural changes made by the contents of the specification and the drawings are included in the scope of the invention.
Claims (10)
1. A composite sintered filter material comprising a powder and at least one metal mesh disposed on said powder and integral thereto by sintering (or bonding) so as to constitute a geometric body of any shape having a microfiltration resolution of between 500 and 0.1 microns.
2. The composite sintered filter material of claim 1 wherein: the powder is sand, kaolin or diatomite.
3. The composite sintered filter material of claim 1, wherein: the geometric body is a solid geometric body or a hollow geometric body.
4. The composite sintered filter material of claim 3, wherein: the solid geometric body is a plate or a special-shaped plate.
5. The composite sintered filter material of claim 3, wherein: the hollow geometric body is a tubular body, a U-shaped cylinder or a hollow sphere.
6. The composite sintered filter material of claim 1 wherein: the powder and the binder are mixed together, the mixing ratio of the powder to the binder is 2-20 parts, 1 part of the binder is added, the metal mesh is covered on the surface of the powder and tightly combined, the powder, the binder and the metal mesh are integrated through sintering, and the metal mesh completely covers (or partially covers) the powder.
7. The composite sintered filter material of claim 1 wherein: the granularity of the powder is any specification between 40 meshes and 2000 meshes, or the powder with a plurality of specifications is mixed; the mesh number of the metal mesh is set to be any one specification between 1 mesh and 2000 mesh.
8. The composite sintered filter material of claim 1, wherein: the metal net and the second metal net are respectively arranged on the inner side and the outer side of the hollow geometric body and are integrated through sintering (or bonding).
9. The composite sintered filter material of claim 1 wherein: the metal net is a stainless steel net, a titanium net, a nickel net, a zinc net, a copper net, an aluminum net, an iron net or a chromium net.
10. The composite sintered filter material of claim 1, or 2, or 3, or 4, or 5, or 6, or 7, or 8, or 9, wherein: the first inlet is arranged on the first connecting piece, the first connecting piece is fixedly connected with the hollow geometric body or integrated with the hollow geometric body through sintering (or bonding), and the first inlet is communicated with the cavity on the hollow geometric body; or the first inlet is arranged on the first connecting piece, the first connecting piece and the second connecting piece are respectively arranged at two ends of the hollow geometric body and are fixedly connected or integrated into a whole through sintering (or bonding), the first inlet is communicated with the cavity on the hollow geometric body, and the second connecting piece closes the opening end on the hollow geometric body; or the first inlet and the second inlet are respectively arranged on the first connecting piece and the second connecting piece, the first connecting piece and the second connecting piece are respectively arranged at two ends of the hollow geometric body and are fixedly connected or are integrated through sintering (or bonding), and the first inlet and the second inlet are respectively communicated with the cavity on the hollow geometric body; constituting a filtering device (or a silencing device).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211163454.1A CN115487604A (en) | 2022-09-23 | 2022-09-23 | Composite sintered filtering material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211163454.1A CN115487604A (en) | 2022-09-23 | 2022-09-23 | Composite sintered filtering material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115487604A true CN115487604A (en) | 2022-12-20 |
Family
ID=84471126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211163454.1A Pending CN115487604A (en) | 2022-09-23 | 2022-09-23 | Composite sintered filtering material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115487604A (en) |
Citations (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3846126A (en) * | 1973-01-15 | 1974-11-05 | Cabot Corp | Powder metallurgy production of high performance alloys |
| JPH01194914A (en) * | 1988-01-28 | 1989-08-04 | Permelec Electrode Ltd | Metallic filter and manufacture thereof |
| FR2642984A3 (en) * | 1988-12-14 | 1990-08-17 | Metafram Alliages Frittes | Filter product with a porous ceramic membrane |
| EP0605023A1 (en) * | 1992-12-30 | 1994-07-06 | "VLAAMSE INSTELLING VOOR TECHNOLOGISCH ONDERZOEK", afgekort "V.I.T.O." | Method for making an asymmetrical, inorganic, porous structure |
| JPH0760035A (en) * | 1993-08-23 | 1995-03-07 | Hitachi Metals Ltd | Metal filter and production thereof |
| WO1998019812A1 (en) * | 1996-11-06 | 1998-05-14 | Materials And Electrochemical Research (Mer) Corporation | Multi-channel structures and processes for making such structures |
| JPH10175039A (en) * | 1996-12-13 | 1998-06-30 | Hitachi Metals Ltd | Forming mold |
| JP2001279481A (en) * | 2000-03-29 | 2001-10-10 | Shinko Pantec Co Ltd | Method for manufacturing power feeder and the feeder |
| CN2476327Y (en) * | 2001-04-19 | 2002-02-13 | 曲凤泽 | Composite stainless steel porous filter screen |
| JP2003097253A (en) * | 2001-09-19 | 2003-04-03 | Hitachi Metals Ltd | Porous metallic complex, dpf using porous metallic complex, and diesel exhaust gas purifier provided with dpf |
| DE10250521A1 (en) * | 2002-06-06 | 2004-01-15 | Kraft, Franz, Dipl.-Ing. | Production of sintered metal strip comprises introducing powdered sintered metal particles mixed with binder into filter openings of flat metallic support and sintering loaded support |
| JP2008180206A (en) * | 2006-12-27 | 2008-08-07 | Hitachi Metal Precision:Kk | Filter member and its manufacturing method |
| US20090016923A1 (en) * | 2004-07-21 | 2009-01-15 | Christoph Treutler | Method for manufacturing at least one area of a filter structure, in particular for a particulate filter in the exhaust gas system of an internal combustion engine |
| DE102007061363A1 (en) * | 2007-12-19 | 2009-06-25 | Mahle International Gmbh | Filter material for winding filter, has sinter structure obtained by sintering in specific condition, in which sinter structure exists in two-part composite structure, where pre-sintering of material with metal particles is implemented |
| KR100968087B1 (en) * | 2009-11-27 | 2010-07-05 | 구경환 | Method for manufacturing thereof and compression process activated carbon filter membrane |
| CN102059340A (en) * | 2010-12-09 | 2011-05-18 | 王东伟 | Method for producing compound filter of multi-layer metal meshes and metal powder |
| CN102489079A (en) * | 2011-12-30 | 2012-06-13 | 安泰科技股份有限公司 | Asymmetric metal filter core and preparation method thereof |
| CN103641487A (en) * | 2013-12-02 | 2014-03-19 | 昆明理工大学 | Preparation method and application of ceramic preform |
| JP2015151609A (en) * | 2014-02-18 | 2015-08-24 | 三菱マテリアル株式会社 | Porous aluminum sintered body |
| CN104857775A (en) * | 2015-06-05 | 2015-08-26 | 徐小平 | Metal powder and metal sintering mesh composite filter element and production method thereof |
| US20150352469A1 (en) * | 2013-07-22 | 2015-12-10 | Dongwei Wang | Method for producing composite filter tube and filter element made of multilayer metal mesh and metal powders |
| CN106903319A (en) * | 2017-02-20 | 2017-06-30 | 歌尔股份有限公司 | A kind of Multi-layer spherical material and preparation method thereof |
| CN107158805A (en) * | 2017-06-30 | 2017-09-15 | 宁波灏钻科技有限公司 | A kind of multifunctional compound ceramics filter core and preparation method thereof |
| KR20170123968A (en) * | 2016-04-29 | 2017-11-09 | 한국과학기술원 | In-situ strengthened high entropy powder, alloy thereof and method of manufacturing the same |
| WO2018128623A1 (en) * | 2017-01-06 | 2018-07-12 | Ep Minerals, Llc | Ultra-high purity, ultra-high performance diatomite filtration media |
| CN109103733A (en) * | 2018-08-23 | 2018-12-28 | 郭克亚 | A kind of removal cotton thread structure |
| CN110237599A (en) * | 2019-05-29 | 2019-09-17 | 西部宝德科技股份有限公司 | A kind of powder net composite material and its processing method |
| CN111618973A (en) * | 2013-06-11 | 2020-09-04 | 高技术与膜工业公司 | Method for manufacturing a filtration membrane by additive technique and resulting membrane |
| JPWO2020195278A1 (en) * | 2019-03-27 | 2021-11-18 | 日本碍子株式会社 | Honeycomb structure and exhaust gas purification device |
| CN115527516A (en) * | 2022-09-23 | 2022-12-27 | 东莞市名创传动科技有限公司 | Silencer material process and silencer using same |
-
2022
- 2022-09-23 CN CN202211163454.1A patent/CN115487604A/en active Pending
Patent Citations (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3846126A (en) * | 1973-01-15 | 1974-11-05 | Cabot Corp | Powder metallurgy production of high performance alloys |
| JPH01194914A (en) * | 1988-01-28 | 1989-08-04 | Permelec Electrode Ltd | Metallic filter and manufacture thereof |
| FR2642984A3 (en) * | 1988-12-14 | 1990-08-17 | Metafram Alliages Frittes | Filter product with a porous ceramic membrane |
| EP0605023A1 (en) * | 1992-12-30 | 1994-07-06 | "VLAAMSE INSTELLING VOOR TECHNOLOGISCH ONDERZOEK", afgekort "V.I.T.O." | Method for making an asymmetrical, inorganic, porous structure |
| JPH0760035A (en) * | 1993-08-23 | 1995-03-07 | Hitachi Metals Ltd | Metal filter and production thereof |
| WO1998019812A1 (en) * | 1996-11-06 | 1998-05-14 | Materials And Electrochemical Research (Mer) Corporation | Multi-channel structures and processes for making such structures |
| JPH10175039A (en) * | 1996-12-13 | 1998-06-30 | Hitachi Metals Ltd | Forming mold |
| JP2001279481A (en) * | 2000-03-29 | 2001-10-10 | Shinko Pantec Co Ltd | Method for manufacturing power feeder and the feeder |
| CN2476327Y (en) * | 2001-04-19 | 2002-02-13 | 曲凤泽 | Composite stainless steel porous filter screen |
| JP2003097253A (en) * | 2001-09-19 | 2003-04-03 | Hitachi Metals Ltd | Porous metallic complex, dpf using porous metallic complex, and diesel exhaust gas purifier provided with dpf |
| DE10250521A1 (en) * | 2002-06-06 | 2004-01-15 | Kraft, Franz, Dipl.-Ing. | Production of sintered metal strip comprises introducing powdered sintered metal particles mixed with binder into filter openings of flat metallic support and sintering loaded support |
| US20090016923A1 (en) * | 2004-07-21 | 2009-01-15 | Christoph Treutler | Method for manufacturing at least one area of a filter structure, in particular for a particulate filter in the exhaust gas system of an internal combustion engine |
| JP2008180206A (en) * | 2006-12-27 | 2008-08-07 | Hitachi Metal Precision:Kk | Filter member and its manufacturing method |
| DE102007061363A1 (en) * | 2007-12-19 | 2009-06-25 | Mahle International Gmbh | Filter material for winding filter, has sinter structure obtained by sintering in specific condition, in which sinter structure exists in two-part composite structure, where pre-sintering of material with metal particles is implemented |
| KR100968087B1 (en) * | 2009-11-27 | 2010-07-05 | 구경환 | Method for manufacturing thereof and compression process activated carbon filter membrane |
| CN102059340A (en) * | 2010-12-09 | 2011-05-18 | 王东伟 | Method for producing compound filter of multi-layer metal meshes and metal powder |
| CN102489079A (en) * | 2011-12-30 | 2012-06-13 | 安泰科技股份有限公司 | Asymmetric metal filter core and preparation method thereof |
| CN111618973A (en) * | 2013-06-11 | 2020-09-04 | 高技术与膜工业公司 | Method for manufacturing a filtration membrane by additive technique and resulting membrane |
| US20150352469A1 (en) * | 2013-07-22 | 2015-12-10 | Dongwei Wang | Method for producing composite filter tube and filter element made of multilayer metal mesh and metal powders |
| CN103641487A (en) * | 2013-12-02 | 2014-03-19 | 昆明理工大学 | Preparation method and application of ceramic preform |
| JP2015151609A (en) * | 2014-02-18 | 2015-08-24 | 三菱マテリアル株式会社 | Porous aluminum sintered body |
| CN104857775A (en) * | 2015-06-05 | 2015-08-26 | 徐小平 | Metal powder and metal sintering mesh composite filter element and production method thereof |
| KR20170123968A (en) * | 2016-04-29 | 2017-11-09 | 한국과학기술원 | In-situ strengthened high entropy powder, alloy thereof and method of manufacturing the same |
| WO2018128623A1 (en) * | 2017-01-06 | 2018-07-12 | Ep Minerals, Llc | Ultra-high purity, ultra-high performance diatomite filtration media |
| CN106903319A (en) * | 2017-02-20 | 2017-06-30 | 歌尔股份有限公司 | A kind of Multi-layer spherical material and preparation method thereof |
| CN107158805A (en) * | 2017-06-30 | 2017-09-15 | 宁波灏钻科技有限公司 | A kind of multifunctional compound ceramics filter core and preparation method thereof |
| CN109103733A (en) * | 2018-08-23 | 2018-12-28 | 郭克亚 | A kind of removal cotton thread structure |
| JPWO2020195278A1 (en) * | 2019-03-27 | 2021-11-18 | 日本碍子株式会社 | Honeycomb structure and exhaust gas purification device |
| CN110237599A (en) * | 2019-05-29 | 2019-09-17 | 西部宝德科技股份有限公司 | A kind of powder net composite material and its processing method |
| CN115527516A (en) * | 2022-09-23 | 2022-12-27 | 东莞市名创传动科技有限公司 | Silencer material process and silencer using same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2426351B1 (en) | Adjusting fuel filter assembly and injection valve | |
| EP2562774A1 (en) | Single-stage nozzle flapper torque motor and electrohydraulic valve including a flexible hermetic seal | |
| DE102009043577A1 (en) | decoupling | |
| DE102010022218A1 (en) | turbocharger | |
| EP3027938B1 (en) | Egr seal with a sieve insert and manufacturing method | |
| CN115487604A (en) | Composite sintered filtering material | |
| EP1232331A1 (en) | Lightweight structural component having a sandwich structure | |
| EP1875053B1 (en) | Exhaust pipe section | |
| US7481969B2 (en) | Powdered metal magnetic filter and method for manufacturing same | |
| CN101384799B (en) | An apparatus for the separation of particles contained in exhaust gases of internal combustion engines | |
| Wei et al. | Non-traditional machining techniques for fabricating metal aerospace filters | |
| CN204411961U (en) | For carrying out the filter element separated between pulverous goods and gas | |
| CN115527516A (en) | Silencer material process and silencer using same | |
| DE102011082906B4 (en) | Vibration damper | |
| DE102015226795A1 (en) | Component of a hydraulic device, in particular a fuel injection system for internal combustion engines | |
| DE202012000553U1 (en) | Decoupling element for shielding structure-borne noise | |
| CN106139690A (en) | A kind of glass fibre sintered filter core | |
| US6843821B2 (en) | Filtering candles comprising a sintered filtering tube | |
| DE102013018793A1 (en) | Oil lubricated piston compressor | |
| CN210409713U (en) | High-pressure filter | |
| CN108884937A (en) | Made of metal diaphragm damper | |
| CN203189246U (en) | High-pressure-resistant composite type membrane of high-pressure membrane pump | |
| DE10360726B4 (en) | Exhaust device for an exhaust aftertreatment device | |
| CN213610398U (en) | Low flow resistance high pressure air fine filter for ship | |
| CN115457926A (en) | Filtering structure of silencer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |