EP2620676A3 - Améliorations de ou liées aux joints d'étanchéité - Google Patents
Améliorations de ou liées aux joints d'étanchéité Download PDFInfo
- Publication number
- EP2620676A3 EP2620676A3 EP13160828.3A EP13160828A EP2620676A3 EP 2620676 A3 EP2620676 A3 EP 2620676A3 EP 13160828 A EP13160828 A EP 13160828A EP 2620676 A3 EP2620676 A3 EP 2620676A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- relating
- fluid seals
- providing
- liquid seal
- forming
- 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.)
- Withdrawn
Links
- 239000012530 fluid Substances 0.000 title 1
- SZVJSHCCFOBDDC-UHFFFAOYSA-N ferrosoferric oxide Chemical compound O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 abstract 2
- 239000007788 liquid Substances 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- 229910000831 Steel Inorganic materials 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000010959 steel Substances 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/24—After-treatment of workpieces or articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
- C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
- C23C8/10—Oxidising
- C23C8/16—Oxidising using oxygen-containing compounds, e.g. water, carbon dioxide
- C23C8/18—Oxidising of ferrous surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/24—After-treatment of workpieces or articles
- B22F2003/247—Removing material: carving, cleaning, grinding, hobbing, honing, lapping, polishing, milling, shaving, skiving, turning the surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Powder Metallurgy (AREA)
- Mechanical Sealing (AREA)
- Sealing Devices (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB0704019A GB2447029A (en) | 2007-03-02 | 2007-03-02 | Sintered steel component with layer of Fe3O4 |
| EP08717309A EP2115332A1 (fr) | 2007-03-02 | 2008-03-03 | Améliorations apportées ou relative à des joints d'étanchéité |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP08717309.2 Division | 2008-03-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP2620676A2 EP2620676A2 (fr) | 2013-07-31 |
| EP2620676A3 true EP2620676A3 (fr) | 2013-10-30 |
Family
ID=37965773
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP08717309A Ceased EP2115332A1 (fr) | 2007-03-02 | 2008-03-03 | Améliorations apportées ou relative à des joints d'étanchéité |
| EP13160828.3A Withdrawn EP2620676A3 (fr) | 2007-03-02 | 2008-03-03 | Améliorations de ou liées aux joints d'étanchéité |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP08717309A Ceased EP2115332A1 (fr) | 2007-03-02 | 2008-03-03 | Améliorations apportées ou relative à des joints d'étanchéité |
Country Status (3)
| Country | Link |
|---|---|
| EP (2) | EP2115332A1 (fr) |
| GB (1) | GB2447029A (fr) |
| WO (1) | WO2008107415A1 (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT517751B1 (de) * | 2015-09-29 | 2018-04-15 | Miba Sinter Austria Gmbh | Verfahren zur Herstellung eines Sinterzahnrades |
| US10927959B2 (en) * | 2019-02-27 | 2021-02-23 | Caterpillar Inc. | Method and appliance for making isotropically finished seal ring of seal assembly for machine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3142894A (en) * | 1962-08-31 | 1964-08-04 | Chrysler Corp | Sintered metal article and method of making same |
| DE3734002A1 (de) * | 1987-10-08 | 1989-04-20 | Ringsdorff Werke Gmbh | Verfahren zum herstellen eines bauteils aus sintereisen oder sinterstahl |
| US4904302A (en) * | 1987-11-20 | 1990-02-27 | Nippon Piston Ring Co., Ltd. | Roller in rotary compressor and method for producing the same |
| US5561834A (en) * | 1995-05-02 | 1996-10-01 | General Motors Corporation | Pneumatic isostatic compaction of sintered compacts |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5541299B2 (fr) * | 1975-01-21 | 1980-10-23 | ||
| JPS5428209A (en) * | 1977-08-06 | 1979-03-02 | Hitachi Funmatsu Yakin Kk | Process for sealing pores of sintered metals |
| JPS5743902A (en) * | 1980-08-29 | 1982-03-12 | Toshiba Corp | Manufacture of ferro-sintered part having pressure resistance |
| JPH06287604A (ja) * | 1993-04-05 | 1994-10-11 | Mitsubishi Materials Corp | 気密性の高い封孔Fe基焼結合金部品の製造法 |
| JPH11141461A (ja) * | 1997-11-04 | 1999-05-25 | Mitsubishi Materials Corp | 内接型ギヤポンプ用ローターの製造方法 |
| JP3939046B2 (ja) * | 1999-04-23 | 2007-06-27 | 株式会社小松製作所 | 液体シール構造 |
| DE102004035658B4 (de) * | 2003-07-25 | 2016-06-02 | Ceramtec Gmbh | Axialwellendichtung |
| US20070047857A1 (en) * | 2005-08-26 | 2007-03-01 | Tsutomu Hamada | Sleeve for hydrodynamic bearing device, hydrodynamic bearing device and spindle motor using the same, and method for manufacturing sleeve |
-
2007
- 2007-03-02 GB GB0704019A patent/GB2447029A/en not_active Withdrawn
-
2008
- 2008-03-03 EP EP08717309A patent/EP2115332A1/fr not_active Ceased
- 2008-03-03 EP EP13160828.3A patent/EP2620676A3/fr not_active Withdrawn
- 2008-03-03 WO PCT/EP2008/052543 patent/WO2008107415A1/fr not_active Ceased
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3142894A (en) * | 1962-08-31 | 1964-08-04 | Chrysler Corp | Sintered metal article and method of making same |
| DE3734002A1 (de) * | 1987-10-08 | 1989-04-20 | Ringsdorff Werke Gmbh | Verfahren zum herstellen eines bauteils aus sintereisen oder sinterstahl |
| US4904302A (en) * | 1987-11-20 | 1990-02-27 | Nippon Piston Ring Co., Ltd. | Roller in rotary compressor and method for producing the same |
| US5561834A (en) * | 1995-05-02 | 1996-10-01 | General Motors Corporation | Pneumatic isostatic compaction of sintered compacts |
Also Published As
| Publication number | Publication date |
|---|---|
| GB2447029A (en) | 2008-09-03 |
| EP2620676A2 (fr) | 2013-07-31 |
| GB0704019D0 (en) | 2007-04-11 |
| WO2008107415A1 (fr) | 2008-09-12 |
| EP2115332A1 (fr) | 2009-11-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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| AC | Divisional application: reference to earlier application |
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| PUAL | Search report despatched |
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| RIC1 | Information provided on ipc code assigned before grant |
Ipc: F16J 15/16 20060101AFI20130926BHEP Ipc: B22F 3/24 20060101ALN20130926BHEP Ipc: B22F 5/00 20060101ALN20130926BHEP |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
| 18D | Application deemed to be withdrawn |
Effective date: 20140501 |