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SE503343C2 - Mekanisk tätning utnyttjande porinnehållande material och porinnehållande hårdmetall samt metod för framställning därav - Google Patents

Mekanisk tätning utnyttjande porinnehållande material och porinnehållande hårdmetall samt metod för framställning därav

Info

Publication number
SE503343C2
SE503343C2 SE8804652A SE8804652A SE503343C2 SE 503343 C2 SE503343 C2 SE 503343C2 SE 8804652 A SE8804652 A SE 8804652A SE 8804652 A SE8804652 A SE 8804652A SE 503343 C2 SE503343 C2 SE 503343C2
Authority
SE
Sweden
Prior art keywords
pore
pores
carbides
cemented carbide
borides
Prior art date
Application number
SE8804652A
Other languages
English (en)
Swedish (sv)
Other versions
SE8804652D0 (sv
SE8804652L (sv
Inventor
Yataro Nagai
Osamu Ishibashi
Kiyoshi Terasaki
Kei Tokumoto
Mitsuyoshi Matsushita
Original Assignee
Nippon Tungsten
Tanken Seiko Kk
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nippon Tungsten, Tanken Seiko Kk filed Critical Nippon Tungsten
Publication of SE8804652D0 publication Critical patent/SE8804652D0/xx
Publication of SE8804652L publication Critical patent/SE8804652L/
Publication of SE503343C2 publication Critical patent/SE503343C2/sv

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • F16J15/3404—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal
    • F16J15/3408—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface
    • F16J15/3424—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface with microcavities
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/0051—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof characterised by the pore size, pore shape or kind of porosity

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Sealing (AREA)
  • Powder Metallurgy (AREA)
  • Sealing Material Composition (AREA)
  • Ceramic Products (AREA)
SE8804652A 1987-12-28 1988-12-27 Mekanisk tätning utnyttjande porinnehållande material och porinnehållande hårdmetall samt metod för framställning därav SE503343C2 (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP33542387 1987-12-28
JP63202011A JPH0788909B2 (ja) 1987-12-28 1988-08-15 ポア分散材を用いたメカニカルシール並びにポア分散超硬合金及びその製造方法

Publications (3)

Publication Number Publication Date
SE8804652D0 SE8804652D0 (sv) 1988-12-27
SE8804652L SE8804652L (sv) 1989-06-29
SE503343C2 true SE503343C2 (sv) 1996-05-28

Family

ID=26513134

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8804652A SE503343C2 (sv) 1987-12-28 1988-12-27 Mekanisk tätning utnyttjande porinnehållande material och porinnehållande hårdmetall samt metod för framställning därav

Country Status (4)

Country Link
US (2) US4925490A (ja)
JP (1) JPH0788909B2 (ja)
DE (1) DE3843691C3 (ja)
SE (1) SE503343C2 (ja)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0814322B2 (ja) * 1989-12-07 1996-02-14 株式会社タンケンシールセーコウ 非接触メカニカルシール
JP2555465B2 (ja) * 1990-03-28 1996-11-20 日本タングステン株式会社 自己潤滑硬質材料
US5356158A (en) * 1990-10-11 1994-10-18 Rotoflex, Inc. Resilient rotary seal with projecting edge
JPH05503142A (ja) * 1990-10-11 1993-05-27 ロトフレックス　インコーポレイテッド 回転軸密封装置
FR2673177A1 (fr) * 1991-02-22 1992-08-28 Ceramiques Composites Corps fritte a zone poreuse, en carbure de silicium notamment, pour garniture mecanique et garniture comportant un tel corps fritte.
FR2678926B1 (fr) * 1991-07-10 1994-04-08 Ceramiques Composites Corps fritte en materiau ceramique notamment pour garniture mecanique et garniture mecanique comportant un tel corps.
US5395807A (en) * 1992-07-08 1995-03-07 The Carborundum Company Process for making silicon carbide with controlled porosity
JP3324658B2 (ja) * 1992-07-21 2002-09-17 東芝タンガロイ株式会社 微細孔を有する焼結合金及びその製造方法
US5340121A (en) * 1992-10-15 1994-08-23 Furon Company Face seal with integral fluorocarbon polymer bellows
US5909879A (en) * 1993-03-09 1999-06-08 Norton Company Diamond film coating for mating parts
US5500976A (en) * 1993-09-08 1996-03-26 Cyclone Surface Cleaning, Inc. Mobile cyclonic power wash system with water reclamation and rotary union
US5601659A (en) * 1995-03-13 1997-02-11 Cyclone Surface Cleaning, Inc. Mobile power wash system with water reclamation and hydrocarbon removal method
EP0811789B1 (en) * 1995-11-21 2001-08-08 Koyo Seiko Co., Ltd. Mechanical part
US5834094A (en) * 1996-09-30 1998-11-10 Surface Technologies Ltd. Bearing having micropores and design method thereof
JP2002507270A (ja) * 1996-09-30 2002-03-05 サーフェイス テクノロジーズ リミテッド 微細孔を有する軸受およびその設計方法
DE19712480A1 (de) * 1997-03-25 1998-10-01 Burgmann Dichtungswerk Feodor Gleitringdichtung
GB9718846D0 (en) * 1997-09-06 1997-11-12 Crane John Uk Ltd Mechanical face seals
WO2002093046A1 (en) * 2001-05-15 2002-11-21 Aes Engineering Limited Mechanical seal
DE10241265A1 (de) * 2002-09-06 2004-03-18 Ceram Tec Ag Innovative Ceramic Engineering Gesinterte Siliciumcarbidkörper mit optimierten tribologischen Eigenschaften ihrer Gleitbeziehungsweise Dichtfläche
US20070045966A1 (en) * 2005-08-31 2007-03-01 Caterpillar Inc. Coatings for metal-metal seal surfaces
US20080003099A1 (en) * 2006-06-30 2008-01-03 Honeywell International, Inc. Closed bias air film riding seal in event of housing breach for shared engine lubrication accessory gearboxes
DE102007008049A1 (de) * 2007-02-17 2008-08-21 Thyssenkrupp Vdm Gmbh Gleitender Reibung ausgesetztes Bauteil
US9568106B2 (en) * 2011-04-29 2017-02-14 Board Of Supervisors Of Louisiana State University And Agricultural And Mechanical College Mechanical seal with textured sidewall
KR101995184B1 (ko) * 2011-09-20 2019-07-02 에보니크 룀 게엠베하 경량 세라믹 물질의 제조 방법
FR3009124A1 (fr) * 2013-07-24 2015-01-30 Areva Np Glace pour garniture d'etancheite pour systeme d'etancheite d'arbre
US10144065B2 (en) 2015-01-07 2018-12-04 Kennametal Inc. Methods of making sintered articles
CN105014080B (zh) * 2015-08-07 2017-08-29 黄若 粉末注射成形活塞环的设计制造方法
US11065863B2 (en) 2017-02-20 2021-07-20 Kennametal Inc. Cemented carbide powders for additive manufacturing
US10662716B2 (en) 2017-10-06 2020-05-26 Kennametal Inc. Thin-walled earth boring tools and methods of making the same
US11998987B2 (en) * 2017-12-05 2024-06-04 Kennametal Inc. Additive manufacturing techniques and applications thereof
WO2020198245A1 (en) 2019-03-25 2020-10-01 Kennametal Inc. Additive manufacturing techniques and applications thereof

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3122375A (en) * 1960-11-01 1964-02-25 Garrett Corp Dynamic fluid seal
DE1596972A1 (de) * 1965-03-22 1970-05-06 Ritter Pfaudler Corp Abnutzungsfeste Gegenstaende und UEberzuege dafuer sowie Verfahren zur Herstellung der UEberzuege
US3822066A (en) * 1969-03-07 1974-07-02 Caterpillar Tractor Co Seal
SU754148A1 (ru) * 1972-05-19 1980-08-07 Ленинградский Институт Точной Механики И Оптики Торцовое контактное уплотнение
JPS4938247A (ja) * 1972-08-15 1974-04-09
JPS5551418B2 (ja) * 1974-03-01 1980-12-24
US3926443A (en) * 1974-03-05 1975-12-16 Coors Porcelain Co Composite seal ring and assembly
US3999952A (en) * 1975-02-28 1976-12-28 Toyo Kohan Co., Ltd. Sintered hard alloy of multiple boride containing iron
JPS5328505A (en) * 1976-08-31 1978-03-16 Fuji Dies Kk Superhard alloy product and process for production thereof
JPS5850363A (ja) * 1981-09-18 1983-03-24 Taiho Kogyo Co Ltd メカニカルシ−ル
DE3534149C1 (en) * 1985-09-25 1987-01-29 Feldmuehle Ag Axial face seal (sliding ring seal)

Also Published As

Publication number Publication date
DE3843691C3 (de) 1997-11-13
SE8804652D0 (sv) 1988-12-27
US4997192A (en) 1991-03-05
DE3843691C2 (de) 1994-07-21
SE8804652L (sv) 1989-06-29
US4925490A (en) 1990-05-15
JPH01283479A (ja) 1989-11-15
JPH0788909B2 (ja) 1995-09-27
DE3843691A1 (de) 1989-07-06

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