FI761846A7 - - Google Patents

Info

Publication number
FI761846A7
FI761846A7 FI761846A FI761846A FI761846A7 FI 761846 A7 FI761846 A7 FI 761846A7 FI 761846 A FI761846 A FI 761846A FI 761846 A FI761846 A FI 761846A FI 761846 A7 FI761846 A7 FI 761846A7
Authority
FI
Finland
Application number
FI761846A
Other languages
Finnish (fi)
Other versions
FI61648B (fi
FI61648C (fi
Inventor
Lars Baeck
Lennart Oesterberg
Original Assignee
Kohlswa Jernverks Ab
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 SE7507435A external-priority patent/SE398829B/xx
Priority claimed from SE7512964A external-priority patent/SE414601B/xx
Application filed by Kohlswa Jernverks Ab filed Critical Kohlswa Jernverks Ab
Publication of FI761846A7 publication Critical patent/FI761846A7/fi
Publication of FI61648B publication Critical patent/FI61648B/fi
Application granted granted Critical
Publication of FI61648C publication Critical patent/FI61648C/fi

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
    • B22D29/002—Removing cores by leaching, washing or dissolving

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mold Materials And Core Materials (AREA)
  • Polymerisation Methods In General (AREA)
  • Silicon Polymers (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
FI761846A 1975-06-30 1976-06-24 Saett foer urslagning av silikatbunden formmassa ur paogjuten form FI61648C (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE7507435A SE398829B (sv) 1975-06-30 1975-06-30 Sett for urslagning av silikatbunden formmassa ur pagjuten form
SE7507435 1975-06-30
SE7512964A SE414601B (sv) 1975-11-18 1975-11-18 Sett for formning av silikatbunden formmassa ur pagjuten form
SE7512964 1975-11-18

Publications (3)

Publication Number Publication Date
FI761846A7 true FI761846A7 (enrdf_load_stackoverflow) 1976-12-31
FI61648B FI61648B (fi) 1982-05-31
FI61648C FI61648C (fi) 1982-09-10

Family

ID=26656629

Family Applications (1)

Application Number Title Priority Date Filing Date
FI761846A FI61648C (fi) 1975-06-30 1976-06-24 Saett foer urslagning av silikatbunden formmassa ur paogjuten form

Country Status (8)

Country Link
JP (1) JPS526338A (enrdf_load_stackoverflow)
CA (1) CA1078131A (enrdf_load_stackoverflow)
DE (1) DE2626224C2 (enrdf_load_stackoverflow)
DK (1) DK153527C (enrdf_load_stackoverflow)
FI (1) FI61648C (enrdf_load_stackoverflow)
FR (1) FR2316024A1 (enrdf_load_stackoverflow)
GB (1) GB1549220A (enrdf_load_stackoverflow)
NO (1) NO142203C (enrdf_load_stackoverflow)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55114457A (en) * 1979-02-27 1980-09-03 Hitachi Ltd Core removing method
DE3537351A1 (de) * 1985-10-19 1987-04-23 Thyssen Industrie Verfahren und vorrichtung zum herausloesen eines kerns aus keramik aus einem gussstueck
US5678583A (en) * 1995-05-22 1997-10-21 Howmet Research Corporation Removal of ceramic shell mold material from castings
US6241000B1 (en) * 1995-06-07 2001-06-05 Howmet Research Corporation Method for removing cores from castings
US7216691B2 (en) 2002-07-09 2007-05-15 Alotech Ltd. Llc Mold-removal casting method and apparatus
EP1526938B1 (en) 2002-07-11 2012-02-29 Consolidated Engineering Company, Inc. Method for assisting removal of sand moldings from castings
AU2003270542A1 (en) 2002-09-11 2004-04-30 Alotech Ltd. Llc. Chemically bonded aggregate mold
WO2004026504A1 (en) 2002-09-20 2004-04-01 Alotech Ltd. Llc Lost pattern mold removal casting method and apparatus
US7121318B2 (en) 2002-09-20 2006-10-17 Alotech Ltd. Llc Lost pattern mold removal casting method and apparatus
US8813357B2 (en) 2010-10-06 2014-08-26 GM Global Technology Operations LLC Piston with bi-metallic dome
US8763247B2 (en) * 2010-10-06 2014-07-01 GM Global Technology Operations LLC Diesel piston with bi-metallic dome

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE364227C (de) * 1922-03-18 1922-11-18 Fritz Wuest Dr Verfahren zum Putzen von Gussstuecken
US3044087A (en) * 1959-11-17 1962-07-17 Powers Alex Apparatus for eliminating ceramic cores
US3563711A (en) * 1968-07-18 1971-02-16 Trw Inc Process for removal of siliceous cores from castings
US3698467A (en) * 1971-01-04 1972-10-17 United Aircraft Corp Method of removing silaceous cores from nickel and cobalt superalloy castings

Also Published As

Publication number Publication date
DE2626224C2 (de) 1985-01-03
FR2316024B1 (enrdf_load_stackoverflow) 1982-04-02
DK153527B (da) 1988-07-25
NO142203C (no) 1980-07-16
GB1549220A (en) 1979-08-01
NO142203B (no) 1980-04-08
FR2316024A1 (fr) 1977-01-28
JPS526338A (en) 1977-01-18
DE2626224A1 (de) 1977-02-03
DK153527C (da) 1988-11-28
FI61648B (fi) 1982-05-31
FI61648C (fi) 1982-09-10
CA1078131A (en) 1980-05-27
DK292876A (da) 1976-12-31
NO762234L (enrdf_load_stackoverflow) 1977-01-03

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: AHLSELL IR AB