CA1330743C - Apparatus for and method of chromizing articles - Google Patents

Apparatus for and method of chromizing articles

Info

Publication number
CA1330743C
CA1330743C CA000602120A CA602120A CA1330743C CA 1330743 C CA1330743 C CA 1330743C CA 000602120 A CA000602120 A CA 000602120A CA 602120 A CA602120 A CA 602120A CA 1330743 C CA1330743 C CA 1330743C
Authority
CA
Canada
Prior art keywords
retort
furnace
set forth
articles
fluid medium
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 - Fee Related
Application number
CA000602120A
Other languages
English (en)
French (fr)
Inventor
Harley Arapahoe Grant
Everett Clyde Lewis
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.)
Alstom Power Inc
Original Assignee
Combustion Engineering Inc
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 Combustion Engineering Inc filed Critical Combustion Engineering Inc
Application granted granted Critical
Publication of CA1330743C publication Critical patent/CA1330743C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C10/00—Solid state diffusion of only metal elements or silicon into metallic material surfaces
    • C23C10/28—Solid state diffusion of only metal elements or silicon into metallic material surfaces using solids, e.g. powders, pastes
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C10/00—Solid state diffusion of only metal elements or silicon into metallic material surfaces
    • C23C10/28—Solid state diffusion of only metal elements or silicon into metallic material surfaces using solids, e.g. powders, pastes
    • C23C10/34—Embedding in a powder mixture, i.e. pack cementation
    • C23C10/36—Embedding in a powder mixture, i.e. pack cementation only one element being diffused
    • C23C10/38—Chromising
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H51/00—Forwarding filamentary material
    • B65H51/005—Separating a bundle of forwarding filamentary materials into a plurality of groups
    • B65H51/01—Separating a bundle of forwarding filamentary materials into a plurality of groups by means of static electricity
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C10/00—Solid state diffusion of only metal elements or silicon into metallic material surfaces
    • C23C10/28—Solid state diffusion of only metal elements or silicon into metallic material surfaces using solids, e.g. powders, pastes
    • C23C10/30—Solid state diffusion of only metal elements or silicon into metallic material surfaces using solids, e.g. powders, pastes using a layer of powder or paste on the surface
    • C23C10/32—Chromising
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00—Handled material; Storage means
    • B65H2701/30—Handled filamentary material
    • B65H2701/31—Textiles threads or artificial strands of filaments

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
  • Muffle Furnaces And Rotary Kilns (AREA)
  • Furnace Details (AREA)
CA000602120A 1988-06-24 1989-06-08 Apparatus for and method of chromizing articles Expired - Fee Related CA1330743C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US21090688A 1988-06-24 1988-06-24
US210,906 1988-06-24

Publications (1)

Publication Number Publication Date
CA1330743C true CA1330743C (en) 1994-07-19

Family

ID=22784791

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000602120A Expired - Fee Related CA1330743C (en) 1988-06-24 1989-06-08 Apparatus for and method of chromizing articles

Country Status (13)

Country Link
EP (1) EP0420939B1 (pm)
JP (1) JPH0613750B2 (pm)
KR (1) KR920004505B1 (pm)
CN (1) CN1015479B (pm)
AU (1) AU624848B2 (pm)
BR (1) BR8907514A (pm)
CA (1) CA1330743C (pm)
DE (1) DE68908705T2 (pm)
ES (1) ES2014674A6 (pm)
FI (1) FI906324A0 (pm)
IN (1) IN171976B (pm)
MX (1) MX171041B (pm)
WO (1) WO1989012701A1 (pm)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101126146B (zh) * 2007-09-21 2010-06-23 南京利民机械有限责任公司 一种使用井式炉渗铬的方法
CN103510042B (zh) * 2013-09-08 2016-08-17 青岛征和工业股份有限公司 精密零件表面渗铬自动热处理装备
US9970094B2 (en) * 2014-01-14 2018-05-15 Praxair S.T. Technology, Inc. Modified slurry compositions for forming improved chromium diffusion coatings
JP6637231B2 (ja) * 2014-10-07 2020-01-29 エア・ウォーターＮｖ株式会社 金属の表面改質方法および金属製品
CN117403178A (zh) * 2023-11-30 2024-01-16 中国航发南方工业有限公司 固体粉末包埋热渗装置及方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2836513A (en) 1956-04-10 1958-05-27 Metal Diffusions Inc Chromizing, adhering coating
US3585068A (en) * 1966-06-07 1971-06-15 Albright & Wilson Chromising of ferrous metal substrates
GB1347846A (en) * 1970-11-06 1974-02-27 Head Wrightson & Co Ltd Chromised ferrous metal article and a process for the production thereof
GB1379731A (en) * 1971-01-05 1975-01-08 Albright & Wilson Chromising ferrous metal substrates
US4566534A (en) * 1985-02-01 1986-01-28 Camco, Incorporated Solenoid actuated well safety valve
FR2576917B1 (fr) * 1985-02-01 1987-04-24 Centre Nat Rech Scient Procede en caisse de formation de revetements protecteurs sur des pieces en alliages refractaires et dispositif pour sa mise en oeuvre
US4596526A (en) * 1985-03-04 1986-06-24 Worthington Industries, Inc. Batch coil annealing furnace and method
DE3720251C1 (en) * 1987-06-19 1988-03-24 H-Peter Prof Charles Method for cleaning the off-gases from the annealing chamber (carburizing chamber, case-hardening chamber) of annealing installations in the steel industry

Also Published As

Publication number Publication date
JPH03501979A (ja) 1991-05-09
MX171041B (es) 1993-09-27
CN1015479B (zh) 1992-02-12
EP0420939A1 (en) 1991-04-10
BR8907514A (pt) 1991-05-28
FI906324A7 (fi) 1990-12-20
DE68908705D1 (de) 1993-09-30
KR900702072A (ko) 1990-12-05
IN171976B (pm) 1993-02-27
FI906324A0 (fi) 1990-12-20
EP0420939B1 (en) 1993-08-25
ES2014674A6 (es) 1990-07-16
WO1989012701A1 (en) 1989-12-28
KR920004505B1 (ko) 1992-06-08
DE68908705T2 (de) 1994-02-24
AU624848B2 (en) 1992-06-25
JPH0613750B2 (ja) 1994-02-23
AU3965689A (en) 1990-01-12
CN1039624A (zh) 1990-02-14

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Legal Events

Date Code Title Description
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