FR2348771A1 - Nouvel agent de debourrage pour moules et noyaux de fonderie a base de sable aux silicates - Google Patents

Nouvel agent de debourrage pour moules et noyaux de fonderie a base de sable aux silicates

Info

Publication number
FR2348771A1
FR2348771A1 FR7611650A FR7611650A FR2348771A1 FR 2348771 A1 FR2348771 A1 FR 2348771A1 FR 7611650 A FR7611650 A FR 7611650A FR 7611650 A FR7611650 A FR 7611650A FR 2348771 A1 FR2348771 A1 FR 2348771A1
Authority
FR
France
Prior art keywords
silicate
release agent
alcoholic hydroxyl
sand mould
release
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.)
Granted
Application number
FR7611650A
Other languages
English (en)
Other versions
FR2348771B1 (fr
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.)
Roquette Freres SA
Original Assignee
Roquette Freres 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 Roquette Freres SA filed Critical Roquette Freres SA
Priority to FR7611650A priority Critical patent/FR2348771A1/fr
Priority to DE19762629667 priority patent/DE2629667A1/de
Publication of FR2348771A1 publication Critical patent/FR2348771A1/fr
Application granted granted Critical
Publication of FR2348771B1 publication Critical patent/FR2348771B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C1/00—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
    • B22C1/02—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by additives for special purposes, e.g. indicators, breakdown additives

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Mold Materials And Core Materials (AREA)
FR7611650A 1976-04-21 1976-04-21 Nouvel agent de debourrage pour moules et noyaux de fonderie a base de sable aux silicates Granted FR2348771A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7611650A FR2348771A1 (fr) 1976-04-21 1976-04-21 Nouvel agent de debourrage pour moules et noyaux de fonderie a base de sable aux silicates
DE19762629667 DE2629667A1 (de) 1976-04-21 1976-07-01 Mittel zur erleichterung des loesens von giessereirohlingen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7611650A FR2348771A1 (fr) 1976-04-21 1976-04-21 Nouvel agent de debourrage pour moules et noyaux de fonderie a base de sable aux silicates

Publications (2)

Publication Number Publication Date
FR2348771A1 true FR2348771A1 (fr) 1977-11-18
FR2348771B1 FR2348771B1 (fr) 1978-08-25

Family

ID=9172075

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7611650A Granted FR2348771A1 (fr) 1976-04-21 1976-04-21 Nouvel agent de debourrage pour moules et noyaux de fonderie a base de sable aux silicates

Country Status (2)

Country Link
DE (1) DE2629667A1 (fr)
FR (1) FR2348771A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0281532A1 (fr) * 1987-03-04 1988-09-07 Laviosa Chimica Mineraria S.P.A. Additif pour sables verts de moulage
FR2668147A1 (fr) * 1990-10-23 1992-04-24 Roquette Freres Procede de stabilisation d'hydrolysats oxydes de polysaccharide et produits nouveaux ainsi obtenus.

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3104763C2 (de) * 1981-02-11 1985-09-05 Maizena Gmbh, 2000 Hamburg Furanharzbindemittel für Gießereiform- und -kernsand
DE3403583A1 (de) * 1984-02-02 1985-08-08 Seaders, John, Corvallis, Oreg. Bindemittelgemisch zur verfestigung

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2068775A1 (fr) * 1969-11-17 1971-09-03 Minerals Binders Clays
FR2179108A1 (fr) * 1972-04-04 1973-11-16 Foseco Int
FR2183528A1 (en) * 1972-05-08 1973-12-21 Lubrefor Sa Rapid setting foundry sand compsn - by in situ generation of glycerol from sodium silicate-polyester reaction

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2068775A1 (fr) * 1969-11-17 1971-09-03 Minerals Binders Clays
FR2179108A1 (fr) * 1972-04-04 1973-11-16 Foseco Int
FR2183528A1 (en) * 1972-05-08 1973-12-21 Lubrefor Sa Rapid setting foundry sand compsn - by in situ generation of glycerol from sodium silicate-polyester reaction

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0281532A1 (fr) * 1987-03-04 1988-09-07 Laviosa Chimica Mineraria S.P.A. Additif pour sables verts de moulage
US4867228A (en) * 1987-03-04 1989-09-19 Industria Chimica Carlo Laviosa S.P.A Additive for green moulding sands
FR2668147A1 (fr) * 1990-10-23 1992-04-24 Roquette Freres Procede de stabilisation d'hydrolysats oxydes de polysaccharide et produits nouveaux ainsi obtenus.

Also Published As

Publication number Publication date
DE2629667A1 (de) 1978-01-12
FR2348771B1 (fr) 1978-08-25

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Legal Events

Date Code Title Description
ST Notification of lapse