FR2707901B1 - Process for the disintegration of a foundry sand core. - Google Patents

Process for the disintegration of a foundry sand core.

Info

Publication number
FR2707901B1
FR2707901B1 FR9309090A FR9309090A FR2707901B1 FR 2707901 B1 FR2707901 B1 FR 2707901B1 FR 9309090 A FR9309090 A FR 9309090A FR 9309090 A FR9309090 A FR 9309090A FR 2707901 B1 FR2707901 B1 FR 2707901B1
Authority
FR
France
Prior art keywords
disintegration
sand core
foundry sand
foundry
core
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 - Fee Related
Application number
FR9309090A
Other languages
French (fr)
Other versions
FR2707901A1 (en
Inventor
Herrenschneider Jean-David
Bettencourt Benoit
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.)
Automobiles Peugeot SA
Automobiles Citroen SA
Original Assignee
Automobiles Peugeot SA
Automobiles Citroen 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 Automobiles Peugeot SA, Automobiles Citroen SA filed Critical Automobiles Peugeot SA
Priority to FR9309090A priority Critical patent/FR2707901B1/en
Publication of FR2707901A1 publication Critical patent/FR2707901A1/en
Application granted granted Critical
Publication of FR2707901B1 publication Critical patent/FR2707901B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D29/00—Removing castings from moulds, not restricted to casting processes covered by a single main group; Removing cores; Handling ingots
    • B22D29/001—Removing cores
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/10—Cores; Manufacture or installation of cores
    • B22C9/106—Vented or reinforced cores

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mold Materials And Core Materials (AREA)
FR9309090A 1993-07-23 1993-07-23 Process for the disintegration of a foundry sand core. Expired - Fee Related FR2707901B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9309090A FR2707901B1 (en) 1993-07-23 1993-07-23 Process for the disintegration of a foundry sand core.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9309090A FR2707901B1 (en) 1993-07-23 1993-07-23 Process for the disintegration of a foundry sand core.

Publications (2)

Publication Number Publication Date
FR2707901A1 FR2707901A1 (en) 1995-01-27
FR2707901B1 true FR2707901B1 (en) 1995-09-01

Family

ID=9449560

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9309090A Expired - Fee Related FR2707901B1 (en) 1993-07-23 1993-07-23 Process for the disintegration of a foundry sand core.

Country Status (1)

Country Link
FR (1) FR2707901B1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6425436B1 (en) * 2000-06-16 2002-07-30 Amsted Industries Incorporated Sand core breaking apparatus
DE10332904B3 (en) * 2003-07-21 2004-12-23 Daimlerchrysler Ag Molding core used in the production of components of internal combustion engines comprises a metallic reinforcing element partially or completely separated from the surrounding core by a gap or by a pyrolyzable organic material
ATE464136T1 (en) 2004-08-25 2010-04-15 Martin Zoldan PRE-TENSIONED SAND CORE
WO2009140775A1 (en) * 2008-05-22 2009-11-26 Bühler Druckguss AG Method for producing cores
WO2009149567A1 (en) * 2008-06-12 2009-12-17 Bühler Druckguss AG Lost core having a reinforcing element for the removal thereof
CN101987347B (en) * 2010-09-29 2012-07-25 西安交通大学 Manufacturing method of core for casting engine exhaust manifold
DE102014221359A1 (en) * 2014-10-21 2016-04-21 Volkswagen Aktiengesellschaft A method of manufacturing a die-cast metallic component using a salt core having an integral support structure and die cast component made therewith
CN107584080A (en) * 2017-09-22 2018-01-16 芜湖火龙动力科技有限公司 A kind of sand core rod pre-tightening device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2907084A (en) * 1956-03-27 1959-10-06 Aluminum Co Of America Hollow cores for making castings
JPS5597844A (en) * 1979-01-17 1980-07-25 Honda Motor Co Ltd Forming method of cast-out hole
US4352387A (en) * 1979-05-24 1982-10-05 Sankyo Oilless Industry, Inc. Process for producing a hollow cast product
DE3144958C2 (en) * 1981-11-12 1983-10-20 Honsel-Werke Ag, 5778 Meschede "Core for producing thin channels in castings"
JPS63256262A (en) * 1987-04-13 1988-10-24 Toyota Motor Corp Method for removing core sand of casting
DE3739637A1 (en) * 1987-11-23 1989-06-01 Dietrich Reinhard Foundry core and method for recovering the core material when using such a foundry core

Also Published As

Publication number Publication date
FR2707901A1 (en) 1995-01-27

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20080331