GB1549220A - Method of knocking out silicatebonded granular mould material from a mould after casting - Google Patents

Method of knocking out silicatebonded granular mould material from a mould after casting

Info

Publication number
GB1549220A
GB1549220A GB26974/76A GB2697476A GB1549220A GB 1549220 A GB1549220 A GB 1549220A GB 26974/76 A GB26974/76 A GB 26974/76A GB 2697476 A GB2697476 A GB 2697476A GB 1549220 A GB1549220 A GB 1549220A
Authority
GB
United Kingdom
Prior art keywords
mould
silicatebonded
casting
granular
knocking out
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
GB26974/76A
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.)
KOHLSWA JERNVERKS AB
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/en
Priority claimed from SE7512964A external-priority patent/SE414601B/en
Application filed by KOHLSWA JERNVERKS AB filed Critical KOHLSWA JERNVERKS AB
Publication of GB1549220A publication Critical patent/GB1549220A/en
Expired 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
    • B22D29/002—Removing cores by leaching, washing or dissolving

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mold Materials And Core Materials (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Silicon Polymers (AREA)
  • Polymerisation Methods In General (AREA)
GB26974/76A 1975-06-30 1976-06-29 Method of knocking out silicatebonded granular mould material from a mould after casting Expired GB1549220A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7507435A SE398829B (en) 1975-06-30 1975-06-30 KIT FOR KEEPING OUT OF THE SILICATE-BONDED MASS PASS
SE7512964A SE414601B (en) 1975-11-18 1975-11-18 SET FOR MOLDING OF THE SILICATE BOTTOM FORMASSA UR PAGJUTEN FORM

Publications (1)

Publication Number Publication Date
GB1549220A true GB1549220A (en) 1979-08-01

Family

ID=26656629

Family Applications (1)

Application Number Title Priority Date Filing Date
GB26974/76A Expired GB1549220A (en) 1975-06-30 1976-06-29 Method of knocking out silicatebonded granular mould material from a mould after casting

Country Status (8)

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

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5913354A (en) * 1995-05-22 1999-06-22 Howmet Research Corporation Removal of ceramic shell mold material from castings
US5915452A (en) * 1995-06-07 1999-06-29 Howmet Research Corporation Apparatus for removing cores from castings
US7121318B2 (en) 2002-09-20 2006-10-17 Alotech Ltd. Llc Lost pattern mold removal casting method and apparatus
US7147031B2 (en) 2002-09-20 2006-12-12 Alotech Ltd. Llc Lost pattern mold removal casting method and apparatus
US7165600B2 (en) 2002-09-11 2007-01-23 Alotech Ltd. Llc Chemically bonded aggregate mold
US7216691B2 (en) 2002-07-09 2007-05-15 Alotech Ltd. Llc Mold-removal casting method and apparatus
US8763247B2 (en) 2010-10-06 2014-07-01 GM Global Technology Operations LLC Diesel piston with bi-metallic dome
US8813357B2 (en) 2010-10-06 2014-08-26 GM Global Technology Operations LLC Piston with bi-metallic dome

Families Citing this family (2)

* 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 (en) * 1985-10-19 1987-04-23 Thyssen Industrie Method and device for removing a ceramic core from a cast element

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE364227C (en) * 1922-03-18 1922-11-18 Fritz Wuest Dr Process for cleaning castings
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

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5913354A (en) * 1995-05-22 1999-06-22 Howmet Research Corporation Removal of ceramic shell mold material from castings
US5915452A (en) * 1995-06-07 1999-06-29 Howmet Research Corporation Apparatus for removing cores 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
US7165600B2 (en) 2002-09-11 2007-01-23 Alotech Ltd. Llc Chemically bonded aggregate mold
US7121318B2 (en) 2002-09-20 2006-10-17 Alotech Ltd. Llc Lost pattern mold removal casting method and apparatus
US7147031B2 (en) 2002-09-20 2006-12-12 Alotech Ltd. Llc Lost pattern mold removal casting method and apparatus
US8763247B2 (en) 2010-10-06 2014-07-01 GM Global Technology Operations LLC Diesel piston with bi-metallic dome
US8813357B2 (en) 2010-10-06 2014-08-26 GM Global Technology Operations LLC Piston with bi-metallic dome

Also Published As

Publication number Publication date
JPS526338A (en) 1977-01-18
NO142203B (en) 1980-04-08
NO142203C (en) 1980-07-16
NO762234L (en) 1977-01-03
FI761846A (en) 1976-12-31
DK153527C (en) 1988-11-28
DK153527B (en) 1988-07-25
DE2626224A1 (en) 1977-02-03
CA1078131A (en) 1980-05-27
FI61648B (en) 1982-05-31
DK292876A (en) 1976-12-31
FR2316024A1 (en) 1977-01-28
FR2316024B1 (en) 1982-04-02
DE2626224C2 (en) 1985-01-03
FI61648C (en) 1982-09-10

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee