RU93056591A - METHOD AND DEVICE FOR PRODUCT SEALING - Google Patents

METHOD AND DEVICE FOR PRODUCT SEALING

Info

Publication number
RU93056591A
RU93056591A RU93056591/08A RU93056591A RU93056591A RU 93056591 A RU93056591 A RU 93056591A RU 93056591/08 A RU93056591/08 A RU 93056591/08A RU 93056591 A RU93056591 A RU 93056591A RU 93056591 A RU93056591 A RU 93056591A
Authority
RU
Russia
Prior art keywords
medium
temperature
product
pressure
container
Prior art date
Application number
RU93056591/08A
Other languages
Russian (ru)
Other versions
RU2114717C1 (en
Inventor
Д.Чандли Джорж
Original Assignee
Метал Кастинг Технолоджи, Инк.
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
Priority claimed from US07/994,878 external-priority patent/US5340419A/en
Application filed by Метал Кастинг Технолоджи, Инк. filed Critical Метал Кастинг Технолоджи, Инк.
Publication of RU93056591A publication Critical patent/RU93056591A/en
Application granted granted Critical
Publication of RU2114717C1 publication Critical patent/RU2114717C1/en

Links

Claims (1)

Предложены способ и устройство для уплотнения изделия, которое размещают в первой среде, в виде расплавленной соли, для передачи давления в контейнере. Первую среду нагревают до первой повышенной температуры уплотнения. Контейнер помещают во вторую среду в виде расплавленной соли для передачи давления при второй температуре, которая ниже первой температуры. Первая и вторая среды сообщаются. Таким образом давление, приложенное к второй среде, передается первой среде. К низкотемпературной второй среде прилагают давление, которое достаточно для уплотнения изделия, расположенного в первой среде, находящейся при более высокой температуре. После уплотнения изделия контейнер удаляют из второй среды. Способ и устройство особенно пригодны для закрытия внутренней пористости в металлических и интерметаллических отливках.A method and device for sealing the product, which is placed in the first medium, in the form of molten salt, for transmitting pressure in a container. The first medium is heated to the first increased compaction temperature. The container is placed in the second medium in the form of molten salt to transfer pressure at a second temperature that is lower than the first temperature. The first and second environments are communicated. Thus, the pressure applied to the second medium is transferred to the first medium. A pressure is applied to the low-temperature second medium, which is sufficient to seal the product located in the first medium at a higher temperature. After compaction of the product, the container is removed from the second medium. The method and apparatus is particularly suitable for closing internal porosity in metal and intermetallic castings.
RU93056591A 1992-12-21 1993-12-06 Method and device for compaction of article RU2114717C1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/994,878 US5340419A (en) 1992-12-21 1992-12-21 Method and apparatus for densifying an article
US07/994878 1992-12-21

Publications (2)

Publication Number Publication Date
RU93056591A true RU93056591A (en) 1997-03-20
RU2114717C1 RU2114717C1 (en) 1998-07-10

Family

ID=25541175

Family Applications (1)

Application Number Title Priority Date Filing Date
RU93056591A RU2114717C1 (en) 1992-12-21 1993-12-06 Method and device for compaction of article

Country Status (8)

Country Link
US (1) US5340419A (en)
EP (1) EP0603462B1 (en)
JP (1) JP2761573B2 (en)
CN (1) CN1071185C (en)
BR (1) BR9303606A (en)
CA (1) CA2100833C (en)
DE (1) DE69317991T2 (en)
RU (1) RU2114717C1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6315838B1 (en) * 2000-03-14 2001-11-13 Northwestern University Densification via thermal treatment
RU2166409C1 (en) 2000-11-08 2001-05-10 Губенко Лев Анатольевич Autoclave power module
US20030075248A1 (en) * 2001-10-02 2003-04-24 Sintokogio, Ltd. Method and apparatus for reducing blow holes existing in a light alloy cast by HIP, and molten salt and a salt core used for the method
JP3617825B2 (en) * 2001-10-02 2005-02-09 新東工業株式会社 Method and apparatus for eliminating / reducing voids in light alloy castings
JPWO2005068167A1 (en) * 2004-01-14 2007-12-27 新東工業株式会社 Method and apparatus for heating and pressurizing articles via a liquid heat / pressure transmission medium
ITTO20040169A1 (en) * 2004-03-15 2004-06-15 Teksid Aluminum S R L SEALING SYSTEM FOR HIGH PRESSURE AND HIGH TEMPERATURE CONTAINERS
RU2278766C2 (en) * 2004-07-08 2006-06-27 Рустам Оскарович Кайбышев Article compaction apparatus and method for tompacting articles
US20060047309A1 (en) * 2004-08-25 2006-03-02 Cichocki Frank R Jr Metal injection molded suture needles
RU2501880C1 (en) * 2012-11-26 2013-12-20 Открытое акционерное общество "Композит" (ОАО "Композит") Method of hot isostatic forming of billets from aluminium alloys
US10718042B2 (en) * 2017-06-28 2020-07-21 United Technologies Corporation Method for heat treating components
DE102017006659A1 (en) * 2017-07-13 2019-01-17 Forschungszentrum Jülich GmbH Process for sintering metals, non-oxide ceramics and other oxidation-sensitive materials
CN110526685B (en) * 2019-04-09 2023-04-14 厦门钨业股份有限公司 Pressure transmission element for synthesizing superhard composite sheet and preparation method thereof
JP6905552B2 (en) * 2019-06-26 2021-07-21 株式会社神戸製鋼所 Isotropic pressure pressurizing device, storage container for isotropic pressure pressurizing device, isotropic pressure pressurizing treatment method
CN112756609B (en) * 2020-12-24 2024-03-26 南京海通电子材料科技有限公司 Powder densification method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU130095A1 (en) * 1959-09-07 1959-11-30 В.С. Моин Device for regulating the voltage of a static converter
SE323179B (en) * 1967-11-08 1970-04-27 Asea Ab
CA855149A (en) * 1968-02-28 1970-11-03 J. Havel Charles Hot isostatic pressing using a vitreous container
US4056347A (en) * 1976-12-27 1977-11-01 Ab Carbox Isostatic compactor of pulverulent materials and the like
JPS5427805A (en) * 1977-08-04 1979-03-02 Tokyo Shibaura Electric Co Method of making screen stencil
JPS5884901A (en) * 1981-11-14 1983-05-21 Kobe Steel Ltd Production of heat resistant superalloy by powder metallurgical method
SU1030095A1 (en) * 1982-03-19 1983-07-23 Всесоюзный ордена Ленина научно-исследовательский и проектно-конструкторский институт металлургического машиностроения Apparatus for hot isostatic pressing of articles by low boiling liquid
JPS627472A (en) * 1985-07-04 1987-01-14 Fuji Photo Film Co Ltd Method and drying strip like article

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