CA2443716C - Method of forming investment casting shells - Google Patents

Method of forming investment casting shells Download PDF

Info

Publication number
CA2443716C
CA2443716C CA2443716A CA2443716A CA2443716C CA 2443716 C CA2443716 C CA 2443716C CA 2443716 A CA2443716 A CA 2443716A CA 2443716 A CA2443716 A CA 2443716A CA 2443716 C CA2443716 C CA 2443716C
Authority
CA
Canada
Prior art keywords
shell
microsilica
investment casting
psi
shells
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
CA2443716A
Other languages
English (en)
French (fr)
Other versions
CA2443716A1 (en
Inventor
Ronald S. Doles
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
Ondeo Nalco Co
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25368153&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2443716(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ondeo Nalco Co filed Critical Ondeo Nalco Co
Publication of CA2443716A1 publication Critical patent/CA2443716A1/en
Application granted granted Critical
Publication of CA2443716C publication Critical patent/CA2443716C/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B22C1/18—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
    • B22C1/186—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 contaming ammonium or metal silicates, silica sols
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/02—Sand moulds or like moulds for shaped castings
    • B22C9/04—Use of lost patterns

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Mold Materials And Core Materials (AREA)
  • Dental Prosthetics (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
CA2443716A 2001-06-07 2002-04-03 Method of forming investment casting shells Expired - Lifetime CA2443716C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/876,613 US6540013B1 (en) 2001-06-07 2001-06-07 Method of increasing the strength and solids level of investment casting shells
US09/876,613 2001-06-07
PCT/US2002/010467 WO2002100571A1 (en) 2001-06-07 2002-04-03 Method of forming investment casting shells

Publications (2)

Publication Number Publication Date
CA2443716A1 CA2443716A1 (en) 2002-12-19
CA2443716C true CA2443716C (en) 2010-05-25

Family

ID=25368153

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2443716A Expired - Lifetime CA2443716C (en) 2001-06-07 2002-04-03 Method of forming investment casting shells

Country Status (11)

Country Link
US (1) US6540013B1 (enExample)
EP (1) EP1392461B1 (enExample)
JP (1) JP2004528988A (enExample)
KR (1) KR100875910B1 (enExample)
CN (2) CN1512923A (enExample)
BR (1) BR0209104B1 (enExample)
CA (1) CA2443716C (enExample)
MX (1) MXPA03009856A (enExample)
PL (1) PL364169A1 (enExample)
TW (1) TW546177B (enExample)
WO (1) WO2002100571A1 (enExample)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7048034B2 (en) 2000-11-10 2006-05-23 Buntrock Industries, Inc. Investment casting mold and method of manufacture
US7004230B2 (en) * 2000-11-10 2006-02-28 Buntrock Industries, Inc. Investment casting shells and compositions including rice hull ash
US6845811B2 (en) * 2002-05-15 2005-01-25 Howmet Research Corporation Reinforced shell mold and method
US7500511B2 (en) * 2003-09-24 2009-03-10 Magneco/Metrel, Inc. Molding composition and method of use
US20060054057A1 (en) * 2004-09-16 2006-03-16 Doles Ronald S Filler component for investment casting slurries
CN101626854B (zh) 2007-01-29 2012-07-04 赢创德固赛有限责任公司 用于熔模铸造的热解金属氧化物
WO2009121050A2 (en) * 2008-03-28 2009-10-01 Bloom Engineering Company, Inc. Vacuum-formed refractory member and method of making
US9227241B2 (en) 2010-12-08 2016-01-05 Nalco Company Investment casting shells having an organic component
JP6196472B2 (ja) * 2013-05-29 2017-09-13 三菱重工業株式会社 精密鋳造用中子及びその製造方法、精密鋳造用鋳型
US10166598B2 (en) * 2013-05-29 2019-01-01 Mitsubish Heavy Industries, Ltd. Precision-casting core, precision-casting core manufacturing method, and precision-casting mold
US20160121390A1 (en) * 2013-05-29 2016-05-05 Mitsubishi Heavy Industries, Ltd. Precision-casting core, precision-casting core manufacturing method, and precision-casting mold
JP2014231081A (ja) * 2013-05-29 2014-12-11 三菱重工業株式会社 精密鋳造用中子及びその製造方法、精密鋳造用鋳型
JP2014231080A (ja) * 2013-05-29 2014-12-11 三菱重工業株式会社 精密鋳造用中子及びその製造方法、精密鋳造用鋳型
JP6238289B2 (ja) * 2014-01-10 2017-11-29 三菱重工業株式会社 中子補修剤、及び中子の補修方法
GB2525440B (en) * 2014-04-25 2016-09-21 Pyrotek Eng Mat Ltd Castable refractory material
WO2017009216A1 (en) 2015-07-10 2017-01-19 Center For Abrasives And Refractories Research And Development - C.A.R.R.D. Gmbh Moulds for investment casting, methods of making such moulds and use thereof
CN106862480B (zh) * 2017-01-23 2019-03-12 中国第一汽车股份有限公司 一种高模数无机粘结剂
CN108097866B (zh) * 2017-12-21 2020-02-18 沈阳铸造研究所有限公司 一种提高无机粘结剂砂强度的方法
DE102018131811A1 (de) 2018-08-13 2020-02-13 HÜTTENES-ALBERTUS Chemische Werke Gesellschaft mit beschränkter Haftung Verwendung einer Schlichtezusammensetzung und entsprechendes Verfahren zur Herstellung einer Schleudergusskokille mit einem Schlichteüberzug
CN110216246A (zh) * 2019-06-18 2019-09-10 王海江 一种用于金属铸造的泥浆成型铸造工艺
CN110480799A (zh) * 2019-07-15 2019-11-22 王海江 一种用于生产电熔砖的泥/浆成型生产工艺

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR981804A (fr) * 1949-02-25 1951-05-30 Ford Matière thixotropique de revêtement pour moule de fonderie, son procédé de préparation et moules obtenus à l'aide de cette matière
NL184224B (nl) * 1953-12-17 Mitsui Petrochemical Ind Expandeerbare rubbersamenstelling en voorwerpen daaruit vervaardigd.
GB1281684A (en) * 1968-07-04 1972-07-12 Foseco Trading Ag Heat insulators for use in the casting of molten metal
BE790261A (fr) * 1971-10-19 1973-04-18 Ici Ltd Procede de moulage
US3836372A (en) * 1972-05-15 1974-09-17 Precision Metalsmiths Inc Methods and materials for treating investment casting patterns
US3966479A (en) * 1973-02-27 1976-06-29 Dentsply Research & Development Corporation Dental investment material
JPS5172922A (ja) * 1974-12-21 1976-06-24 Kubota Ltd Igataseisakuhoho
CA1035539A (en) * 1975-09-26 1978-08-01 Her Majesty In Right Of Canada As Represented By The Minister Of Energy, Mines And Resources Method of forming foundry moulds
US5391606A (en) 1992-07-02 1995-02-21 Nalco Chemical Company Emissive coatings for investment casting molds
US5303762A (en) * 1992-07-17 1994-04-19 Hitchiner Manufacturing Co., Inc. Countergravity casting apparatus and method
US5824730A (en) 1993-08-13 1998-10-20 Remet Corporation Fast processing water based binder system
US5858083A (en) * 1994-06-03 1999-01-12 National Gypsum Company Cementitious gypsum-containing binders and compositions and materials made therefrom
US6000457A (en) 1998-06-26 1999-12-14 Buntrock Industries, Inc. Investment casting mold and method of manufacture
US6431255B1 (en) * 1998-07-21 2002-08-13 General Electric Company Ceramic shell mold provided with reinforcement, and related processes

Also Published As

Publication number Publication date
WO2002100571A1 (en) 2002-12-19
EP1392461A1 (en) 2004-03-03
CN101890474A (zh) 2010-11-24
BR0209104A (pt) 2004-07-13
KR100875910B1 (ko) 2008-12-26
EP1392461A4 (en) 2004-07-07
CN1512923A (zh) 2004-07-14
TW546177B (en) 2003-08-11
MXPA03009856A (es) 2004-02-12
CA2443716A1 (en) 2002-12-19
EP1392461B1 (en) 2019-03-27
US6540013B1 (en) 2003-04-01
PL364169A1 (en) 2004-12-13
KR20030097910A (ko) 2003-12-31
BR0209104B1 (pt) 2010-09-21
JP2004528988A (ja) 2004-09-24

Similar Documents

Publication Publication Date Title
US6540013B1 (en) Method of increasing the strength and solids level of investment casting shells
US8845802B2 (en) Refractory coating for producing mold coatings
KR100557205B1 (ko) 인베스트먼트 주조 주형 및 제조 방법
EP1207975B1 (en) Shell mold binder composition and method
CN110446563B (zh) 用于铸造工业的包含颗粒状的、无定形二氧化硅和酸的涂料组成
KR102432071B1 (ko) 주조 산업에 사용하기 위한 유기 에스테르 화합물 및 입자상, 비정질 이산화 규소를 포함하는 코팅 조성물
CN101184563A (zh) 熔模铸造模具及其制造方法
KR20140071439A (ko) 무기물 주조 주형과 주조 심형을 위한 코팅 조성물, 이의 용도 및 사이징 방법
EP0638379A2 (en) Fast processing water based binder system
KR20200033792A (ko) 고압 다이 캐스팅에 있어서의 파운드리 코어를 위한 조성물 및 방법
KR20140077196A (ko) 포름산 에스테르를 포함하는 무기물 주조 주형 및 주조 심형 코팅 조성물, 및 이의 용도
KR102431208B1 (ko) 주조 산업에서 산을 함유하는 코팅 조성물의 용도
KR100565102B1 (ko) 인베스트먼트 주조 주형 및 제조방법
US20090095439A1 (en) Borosilicate glass-containing molding material mixtures
US6770699B2 (en) Investment casting binders for making molds having high green strength and low fired strength
US7588633B2 (en) Filler component for investment casting slurries
Pattnaik et al. Effect of saw dust content on slurry rheology and mechanical properties of the investment casting ceramic shell
US3436235A (en) Colloidal silica compositions containing set indicator
US3077648A (en) Multi-layer shell mold
US20070151702A1 (en) Method of improving the removal of investment casting shells
Chakrabarti Drying conditions and their effect on ceramic shell investment casting process
US20060144556A1 (en) Shell mold binder composition and method
JPH0459148A (ja) 鋳型造型法
Reddy et al. Analysis of hot ceramic shell behavior at casting conditions
KR19990086317A (ko) 붕괴성이 우수한 정밀주조용 주형

Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry

Effective date: 20220404