GB1296842A - - Google Patents

Info

Publication number
GB1296842A
GB1296842A GB1296842DA GB1296842A GB 1296842 A GB1296842 A GB 1296842A GB 1296842D A GB1296842D A GB 1296842DA GB 1296842 A GB1296842 A GB 1296842A
Authority
GB
United Kingdom
Prior art keywords
silicate
coating
neutralizing
gelling agent
washing
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
Other languages
English (en)
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 filed Critical
Publication of GB1296842A publication Critical patent/GB1296842A/en
Expired 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
    • B22C1/16—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents
    • B22C1/165—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents in the manufacture of multilayered shell moulds

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
GB1296842D 1969-06-17 1969-06-17 Expired GB1296842A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3052869 1969-06-17

Publications (1)

Publication Number Publication Date
GB1296842A true GB1296842A (enrdf_load_stackoverflow) 1972-11-22

Family

ID=10309069

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1296842D Expired GB1296842A (enrdf_load_stackoverflow) 1969-06-17 1969-06-17

Country Status (1)

Country Link
GB (1) GB1296842A (enrdf_load_stackoverflow)

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Legal Events

Date Code Title Description
PS Patent sealed
PLE Entries relating assignments, transmissions, licences in the register of patents
PLNP Patent lapsed through nonpayment of renewal fees
427A Application made for restoration (sect. 27/1949)
427F Application abandoned (sect. 27/1949)