GB2294232B - Improvements in refractory and mould making - Google Patents

Improvements in refractory and mould making

Info

Publication number
GB2294232B
GB2294232B GB9520669A GB9520669A GB2294232B GB 2294232 B GB2294232 B GB 2294232B GB 9520669 A GB9520669 A GB 9520669A GB 9520669 A GB9520669 A GB 9520669A GB 2294232 B GB2294232 B GB 2294232B
Authority
GB
United Kingdom
Prior art keywords
refractory
mould making
mould
making
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 - Lifetime
Application number
GB9520669A
Other versions
GB9520669D0 (en
GB2294232A (en
Inventor
Richard Dudley Shaw
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.)
Individual
Original Assignee
Individual
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 GB9420877A external-priority patent/GB9420877D0/en
Priority claimed from GB9420875A external-priority patent/GB9420875D0/en
Application filed by Individual filed Critical Individual
Publication of GB9520669D0 publication Critical patent/GB9520669D0/en
Publication of GB2294232A publication Critical patent/GB2294232A/en
Application granted granted Critical
Publication of GB2294232B publication Critical patent/GB2294232B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
    • C04B35/6303—Inorganic additives
    • C04B35/6306—Binders based on phosphoric acids or phosphates
    • C04B35/6313—Alkali metal or alkaline earth metal phosphates
    • 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
    • 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
    • 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
    • B22C1/18—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 of inorganic agents
    • B22C1/185—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 of inorganic agents containing phosphates, phosphoric acids or its derivatives

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Products (AREA)
GB9520669A 1994-10-17 1995-10-10 Improvements in refractory and mould making Expired - Lifetime GB2294232B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9420877A GB9420877D0 (en) 1994-10-17 1994-10-17 Improvements in refractories
GB9420875A GB9420875D0 (en) 1994-10-17 1994-10-17 Improvements in mould making

Publications (3)

Publication Number Publication Date
GB9520669D0 GB9520669D0 (en) 1995-12-13
GB2294232A GB2294232A (en) 1996-04-24
GB2294232B true GB2294232B (en) 1998-06-10

Family

ID=26305821

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9520669A Expired - Lifetime GB2294232B (en) 1994-10-17 1995-10-10 Improvements in refractory and mould making

Country Status (1)

Country Link
GB (1) GB2294232B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9522217D0 (en) 1995-10-31 1996-01-03 Shaw Richard D Gas-porous nozzle
WO2001068291A2 (en) * 2000-03-17 2001-09-20 Daniel James Duffey Investment casting mould
GB2350810B (en) 2000-03-17 2001-04-25 Daniel James Duffey Improvements in and relating to investment casting
US7004230B2 (en) 2000-11-10 2006-02-28 Buntrock Industries, Inc. Investment casting shells and compositions including rice hull ash
US7048034B2 (en) 2000-11-10 2006-05-23 Buntrock Industries, Inc. Investment casting mold and method of manufacture
US6814131B2 (en) 2000-11-10 2004-11-09 Buntrock Industries, Inc. Investment casting mold and method of manufacture
GB2569193B (en) 2017-12-11 2021-09-29 Dudley Shaw Richard Investment casting compositions

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB644994A (en) * 1946-01-30 1950-10-25 Emerik Imre Valyi Investment compositions for the production of refractory molds and method of preparation
GB1402318A (en) * 1972-03-10 1975-08-06 Foseco Int Refractory heat insulating materials
GB1410634A (en) * 1972-10-18 1975-10-22 Ici Ltd Mould preparation
US4623014A (en) * 1983-06-04 1986-11-18 Giulini Chemie Gmbh Process for the production of precision castings

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB644994A (en) * 1946-01-30 1950-10-25 Emerik Imre Valyi Investment compositions for the production of refractory molds and method of preparation
GB1402318A (en) * 1972-03-10 1975-08-06 Foseco Int Refractory heat insulating materials
GB1410634A (en) * 1972-10-18 1975-10-22 Ici Ltd Mould preparation
US4623014A (en) * 1983-06-04 1986-11-18 Giulini Chemie Gmbh Process for the production of precision castings

Also Published As

Publication number Publication date
GB9520669D0 (en) 1995-12-13
GB2294232A (en) 1996-04-24

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