KR920020571A - Ni-Fe계 섀도우 마스크의 흑화처리 방법 및 이 방법을 실시하기 위한 메쉬벨트식 흑화로 - Google Patents

Ni-Fe계 섀도우 마스크의 흑화처리 방법 및 이 방법을 실시하기 위한 메쉬벨트식 흑화로 Download PDF

Info

Publication number
KR920020571A
KR920020571A KR1019920004060A KR920004060A KR920020571A KR 920020571 A KR920020571 A KR 920020571A KR 1019920004060 A KR1019920004060 A KR 1019920004060A KR 920004060 A KR920004060 A KR 920004060A KR 920020571 A KR920020571 A KR 920020571A
Authority
KR
South Korea
Prior art keywords
blackening
treatment
furnace
mesh belt
heating gas
Prior art date
Application number
KR1019920004060A
Other languages
English (en)
Other versions
KR100214363B1 (ko
Inventor
히로시게 나까가와
시게오 야마모도
모도가즈 이께우찌
요시노리 요시무라
Original Assignee
다니가와 다다시
쥬우가이로 고오교오 가부시기가이샤
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 다니가와 다다시, 쥬우가이로 고오교오 가부시기가이샤 filed Critical 다니가와 다다시
Publication of KR920020571A publication Critical patent/KR920020571A/ko
Application granted granted Critical
Publication of KR100214363B1 publication Critical patent/KR100214363B1/ko

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/14—Manufacture of electrodes or electrode systems of non-emitting electrodes
    • H01J9/142—Manufacture of electrodes or electrode systems of non-emitting electrodes of shadow-masks for colour television tubes
    • H01J9/146—Surface treatment, e.g. blackening, coating
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/06—Screens for shielding; Masks interposed in the electron stream
    • H01J29/07—Shadow masks for colour television tubes
    • 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
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/10—Oxidising
    • C23C8/16—Oxidising using oxygen-containing compounds, e.g. water, carbon dioxide
    • C23C8/18—Oxidising of ferrous surfaces
    • 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
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/80—After-treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • Tunnel Furnaces (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)

Abstract

내용 없음

Description

Ni-Fe계 섀도우 마스크의 흑화처리 방법 및 이방법을 실시하기 위한 메쉬벨트식 흘화로
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 의한 메쉬 벨트식 흑화로의 정면 단면도,
제2도는 메쉬 벨트식 흑화로의 각 처리대의 온도를 나타낸 그래프.

Claims (5)

  1. Fe2O3, Fe3O4, FeO로 되어 있는 산화막을 형성하는 제1처리에 이어서 Fe2O3를 환원하는 제2처리를 함으로써, 섀도우 마스크 표면에 Fe3O4,를 주체로 하는 산화막을 형성함을 특징으로 하는 Ni-Fe계 섀도우 마스크의 흑화 처리 방법.
  2. 제1항에 있어서, 제1처리를 가습 발열형 가스와 공기의 혼합 분위기 중에서 실시하고, 제2처리를 가습 발열형 가스의 분위기중에서 실시함을 특징으로 하는 Ni-Fe계 섀도우 마스크의 흑화 처리 방법.
  3. 흑화 온도로 유지되는 흑화 처리대의 소정의 천장부에 배기 덕트를 설치하고, 흑화 처리대를 장입측 대역과 배출측 대역으로 구획함과 아울러 장입측 대역에 가습 발열형 가스와 공기를 공급하는 한편 배출측 대역과 냉각대에는 가습 발열형 가스를 공급함을 특징으로 하는 장입대, 흑화 처리대 및 냉각대를 포함하는 메쉬 벨트식 흑화로.
  4. 제3항에 있어서, 로의 천정부의 배기 덕트의 위치에 설치된 한쌍의 격벽에 의하여 흑화 처리대를 장입축 대역과 배출측 대역으로 구획함을 특징으로 하는 메쉬 벨트식 흑화로.
  5. 제3항에 있어서, 가습 발열형 가스와 공기의 혼합 가스를 로의 장입대속으로 공급하는 제1 공급관과 가습 발열형 가스만을 로의 배출대 속으로 공급하는 제2 공급관이 구성됨을 특징으로 하는 메쉬 벨트식 흑화로.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019920004060A 1991-04-03 1992-03-12 니켈-철계 섀도우 마스크의 흑화처리 방법 및 이 방법을 실시하기 위한 메쉬 벨트식 흑화로 KR100214363B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3070824A JP2768389B2 (ja) 1991-04-03 1991-04-03 Ｎｉ−Ｆｅ系製シヤドウマスクの黒化処理方法
JP91-070824 1991-04-03

Publications (2)

Publication Number Publication Date
KR920020571A true KR920020571A (ko) 1992-11-21
KR100214363B1 KR100214363B1 (ko) 1999-08-02

Family

ID=13442718

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019920004060A KR100214363B1 (ko) 1991-04-03 1992-03-12 니켈-철계 섀도우 마스크의 흑화처리 방법 및 이 방법을 실시하기 위한 메쉬 벨트식 흑화로

Country Status (5)

Country Link
US (1) US5358575A (ko)
JP (1) JP2768389B2 (ko)
KR (1) KR100214363B1 (ko)
CN (1) CN1047466C (ko)
TW (1) TW221517B (ko)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5814164A (en) 1994-11-09 1998-09-29 American Scientific Materials Technologies L.P. Thin-walled, monolithic iron oxide structures made from steels, and methods for manufacturing such structures
US6045628A (en) 1996-04-30 2000-04-04 American Scientific Materials Technologies, L.P. Thin-walled monolithic metal oxide structures made from metals, and methods for manufacturing such structures
US6461562B1 (en) 1999-02-17 2002-10-08 American Scientific Materials Technologies, Lp Methods of making sintered metal oxide articles
CN102062530A (zh) * 2010-09-29 2011-05-18 常州亿晶光电科技有限公司 太阳能组件固化设备的单层扫描式加热风道
CN108070818A (zh) * 2018-02-26 2018-05-25 江门市日盈不锈钢材料厂有限公司 一种黑化设备
CN115029658A (zh) * 2022-05-24 2022-09-09 广东红泰清洗烘干设备有限公司 一种钕铁硼清洗烘干发蓝设备

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA475228A (en) * 1951-07-10 Westinghouse Electric Corporation Processes for producing insulating iron oxide coatings
US3617394A (en) * 1968-11-22 1971-11-02 Exxon Research Engineering Co Kiln passivation of reduced ores
JPS5744939A (en) * 1980-08-29 1982-03-13 Nec Corp Surface treatment for parts of color picture tube
FR2522020B1 (fr) * 1982-02-22 1985-12-20 Rca Corp Procede de noircissement de surfaces d'elements metalliques, tels que notamment masques perfores de tubes images couleur
FR2532108A1 (fr) * 1982-08-20 1984-02-24 Videocolor Sa Procede de preparation des pieces ferreuses d'un tube de television en couleurs et four pour la mise en oeuvre d'un tel procede
JPS61116734A (ja) * 1984-11-12 1986-06-04 Mitsubishi Electric Corp カラ−陰極線管用鋼板部品の黒化被膜形成方法
US4769089A (en) * 1987-08-25 1988-09-06 Allegheny Ludlum Corporation Method of annealing an aperture shadow mask for a color cathode ray tube

Also Published As

Publication number Publication date
JP2768389B2 (ja) 1998-06-25
CN1047466C (zh) 1999-12-15
TW221517B (ko) 1994-03-01
JPH04306530A (ja) 1992-10-29
US5358575A (en) 1994-10-25
CN1065548A (zh) 1992-10-21
KR100214363B1 (ko) 1999-08-02

Similar Documents

Publication Publication Date Title
FR2262200B1 (ko)
GB2337104A (en) Recycling cooking oven with catalytic converter
ES2015675A6 (es) Una camisa para conducto de gas caliente.
KR920020571A (ko) Ni-Fe계 섀도우 마스크의 흑화처리 방법 및 이 방법을 실시하기 위한 메쉬벨트식 흑화로
ES8400192A1 (es) Procedimiento y dispositivo para airear material humedo en un tunel secador.
GB2018362A (en) Gas turbine engine cooling
JPS5596850A (en) Air blowing structure for air conditioner
JPS52131244A (en) Cooling device
ES8501518A1 (es) Disposicion para realizar el tratamiento termico, especialmente el secado de bandas continuas de genero en movimiento
JPS542209A (en) Dehumidifying method for blast to blast furnace
GB1197636A (en) Method and Device for Thermal Treatment of Metal Strip Material
JPS55107735A (en) Batch annealing furnace operating method
SE8400836L (sv) Eldstad for fasta brenslen och forfarande vid eldning
GB1038088A (en) Improvements relating to the transport of sheet material
JPS5340120A (en) Air supply unit for thermal reactor
JPS55155763A (en) Deodorizing method in coating line and its apparatus
JPS5246528A (en) Gasburner with reduced nox exhaust
JPS5250033A (en) Method of supplying air controlled oxygen density to a boiler
FR2290635A1 (fr) Equipement de combustion secondaire de gaz issus d'une installation d'incineration
JPS5331120A (en) Dustproofing device of magnetic t ape apparatus
JPS5627805A (en) Preventing stacks for various combustion machines from generation of dewpoint phenomenon
JPS5244704A (en) Air supply equipment for melting furnace
JPS5490076A (en) Apparatus for feeding oxygen-enriched air
JPS5330410A (en) Gas duct
JPS5726130A (en) Heat treatment device for metallic strip

Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20040420

Year of fee payment: 6

LAPS Lapse due to unpaid annual fee