FR2267173A1 - Shell moulds mfr. using thin facing sand layer - and backing layer of coarse sand only contg. small amt. of resin - Google Patents

Shell moulds mfr. using thin facing sand layer - and backing layer of coarse sand only contg. small amt. of resin

Info

Publication number
FR2267173A1
FR2267173A1 FR7412381A FR7412381A FR2267173A1 FR 2267173 A1 FR2267173 A1 FR 2267173A1 FR 7412381 A FR7412381 A FR 7412381A FR 7412381 A FR7412381 A FR 7412381A FR 2267173 A1 FR2267173 A1 FR 2267173A1
Authority
FR
France
Prior art keywords
resin
sand
shell
contg
layer
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
FR7412381A
Other languages
English (en)
French (fr)
Other versions
FR2267173B3 (enExample
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.)
LAVAL FONDERIES
Original Assignee
LAVAL FONDERIES
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 LAVAL FONDERIES filed Critical LAVAL FONDERIES
Priority to FR7412381A priority Critical patent/FR2267173A1/fr
Publication of FR2267173A1 publication Critical patent/FR2267173A1/fr
Application granted granted Critical
Publication of FR2267173B3 publication Critical patent/FR2267173B3/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C23/00—Tools; Devices not mentioned before for moulding

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mold Materials And Core Materials (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
FR7412381A 1974-04-09 1974-04-09 Shell moulds mfr. using thin facing sand layer - and backing layer of coarse sand only contg. small amt. of resin Granted FR2267173A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7412381A FR2267173A1 (en) 1974-04-09 1974-04-09 Shell moulds mfr. using thin facing sand layer - and backing layer of coarse sand only contg. small amt. of resin

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7412381A FR2267173A1 (en) 1974-04-09 1974-04-09 Shell moulds mfr. using thin facing sand layer - and backing layer of coarse sand only contg. small amt. of resin

Publications (2)

Publication Number Publication Date
FR2267173A1 true FR2267173A1 (en) 1975-11-07
FR2267173B3 FR2267173B3 (enExample) 1977-02-11

Family

ID=9137436

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7412381A Granted FR2267173A1 (en) 1974-04-09 1974-04-09 Shell moulds mfr. using thin facing sand layer - and backing layer of coarse sand only contg. small amt. of resin

Country Status (1)

Country Link
FR (1) FR2267173A1 (enExample)

Also Published As

Publication number Publication date
FR2267173B3 (enExample) 1977-02-11

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse