ES453536A1 - Dispositivo para mejorar el cierre automatico del embolo en una maquina que sirve para tapar los orificios de colada de un horno de tina. - Google Patents

Dispositivo para mejorar el cierre automatico del embolo en una maquina que sirve para tapar los orificios de colada de un horno de tina.

Info

Publication number
ES453536A1
ES453536A1 ES453536A ES453536A ES453536A1 ES 453536 A1 ES453536 A1 ES 453536A1 ES 453536 A ES453536 A ES 453536A ES 453536 A ES453536 A ES 453536A ES 453536 A1 ES453536 A1 ES 453536A1
Authority
ES
Spain
Prior art keywords
piston
ring
viscous material
inner diameter
leading
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.)
Expired
Application number
ES453536A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Paul Wurth SA
Original Assignee
Anciens Etablissements Paul Wurth SA
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 Anciens Etablissements Paul Wurth SA filed Critical Anciens Etablissements Paul Wurth SA
Publication of ES453536A1 publication Critical patent/ES453536A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/12—Opening or sealing the tap holes
    • 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
    • F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
    • F16J9/08—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction with expansion obtained by pressure of the medium
    • 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
    • F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
    • F16J9/12—Details
    • F16J9/20—Rings with special cross-section; Oil-scraping rings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)

Abstract

Dispositivo para mejorar el cierre automático del émbolo en una máquina que sirve para tapar los orificios de colada de un horno de tina, sobre todo de un alto horno de contrapresión elevada, que se caracteriza por un segmento a lo menos, el cual va sujetado por la periferia de un disco de fijación y cuya cara frontal por lo menos está cortada al sesgo con relación a la dirección de desplazamiento del émbolo y está parcialmente, a lo menos, en contacto con el arcilla.
ES453536A 1975-11-26 1976-11-22 Dispositivo para mejorar el cierre automatico del embolo en una maquina que sirve para tapar los orificios de colada de un horno de tina. Expired ES453536A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU73869A LU73869A1 (es) 1975-11-26 1975-11-26

Publications (1)

Publication Number Publication Date
ES453536A1 true ES453536A1 (es) 1978-06-01

Family

ID=19728120

Family Applications (1)

Application Number Title Priority Date Filing Date
ES453536A Expired ES453536A1 (es) 1975-11-26 1976-11-22 Dispositivo para mejorar el cierre automatico del embolo en una maquina que sirve para tapar los orificios de colada de un horno de tina.

Country Status (11)

Country Link
US (1) US4063722A (es)
JP (1) JPS537508A (es)
BE (1) BE848663A (es)
BR (1) BR7608024A (es)
CA (1) CA1061108A (es)
DE (1) DE2653632B2 (es)
ES (1) ES453536A1 (es)
FR (1) FR2333044A1 (es)
GB (1) GB1555011A (es)
IT (1) IT1064425B (es)
LU (1) LU73869A1 (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3007072A1 (de) * 1980-02-26 1981-09-10 Dango & Dienenthal Maschinenbau GmbH, 5900 Siegen Stichlochstopfmaschine und verfahren zur herstellung des aufnahmezylinders derselben fuer die stopfmasse
US4421328A (en) * 1982-09-29 1983-12-20 Koppers Company, Inc. Half-keystone compression ring
GB8420545D0 (en) * 1984-08-13 1984-09-19 Ae Plc Piston rings
LU87609A1 (fr) * 1989-10-18 1991-05-07 Wurth Paul Sa Canon a argile d'une machine a boucher les trous de coulee d'un four a cuve
EP2610532A1 (en) * 2011-12-30 2013-07-03 FPT Industrial S.p.A. Seal unit of a piston of an internal combustion engine
KR101329499B1 (ko) 2012-07-03 2013-11-15 주식회사 포스코 충진재 토출장치
CN107012273B (zh) * 2017-06-16 2019-01-01 洪德隆 泥炮活塞
US11085315B2 (en) * 2019-07-09 2021-08-10 General Electric Company Turbine engine with a seal

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1365578A (en) * 1920-05-08 1921-01-11 Charles M Hoffert Piston
US2110379A (en) * 1936-04-29 1938-03-08 Paragon Die Casting Company Molten metal pump
US2529053A (en) * 1948-05-10 1950-11-07 Leo E Simmons Piston construction
US3834719A (en) * 1970-10-27 1974-09-10 Nippon Piston Ring Co Ltd Piston head assembly having an l-shaped piston ring
DE2402088C2 (de) * 1974-01-17 1982-11-25 Dango & Dienenthal, 5900 Siegen Stichlochstopfmaschine

Also Published As

Publication number Publication date
FR2333044B1 (es) 1980-03-21
US4063722A (en) 1977-12-20
IT1064425B (it) 1985-02-18
LU73869A1 (es) 1976-06-11
DE2653632B2 (de) 1980-04-03
JPS537508A (en) 1978-01-24
FR2333044A1 (fr) 1977-06-24
CA1061108A (en) 1979-08-28
GB1555011A (en) 1979-11-07
BE848663A (fr) 1977-03-16
DE2653632A1 (de) 1977-06-08
BR7608024A (pt) 1977-11-08

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19971201