CA1165670A - Selective chemical milling of recast surfaces - Google Patents

Selective chemical milling of recast surfaces

Info

Publication number
CA1165670A
CA1165670A CA000386146A CA386146A CA1165670A CA 1165670 A CA1165670 A CA 1165670A CA 000386146 A CA000386146 A CA 000386146A CA 386146 A CA386146 A CA 386146A CA 1165670 A CA1165670 A CA 1165670A
Authority
CA
Canada
Prior art keywords
fec13
cuso4
etchant
workpiece
moles
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
CA000386146A
Other languages
English (en)
French (fr)
Inventor
Robert E. Fishter
Henry Lada
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.)
Raytheon Technologies Corp
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Application granted granted Critical
Publication of CA1165670A publication Critical patent/CA1165670A/en
Expired 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
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F1/00—Etching metallic material by chemical means
    • C23F1/10—Etching compositions
    • C23F1/14—Aqueous compositions
    • C23F1/16—Acidic compositions
    • C23F1/28—Acidic compositions for etching iron group metals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • ing And Chemical Polishing (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
CA000386146A 1980-10-01 1981-09-17 Selective chemical milling of recast surfaces Expired CA1165670A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US19266880A 1980-10-01 1980-10-01
US192,668 1980-10-01

Publications (1)

Publication Number Publication Date
CA1165670A true CA1165670A (en) 1984-04-17

Family

ID=22710579

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000386146A Expired CA1165670A (en) 1980-10-01 1981-09-17 Selective chemical milling of recast surfaces

Country Status (10)

Country Link
EP (1) EP0049207B1 (pt)
JP (1) JPS5824505B2 (pt)
AU (1) AU544833B2 (pt)
BR (1) BR8106057A (pt)
CA (1) CA1165670A (pt)
DE (1) DE3166048D1 (pt)
DK (1) DK395481A (pt)
ES (1) ES8205877A1 (pt)
IL (1) IL63859A (pt)
NO (1) NO154759C (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4339282A (en) * 1981-06-03 1982-07-13 United Technologies Corporation Method and composition for removing aluminide coatings from nickel superalloys
CN104020033A (zh) * 2014-05-28 2014-09-03 天津诚信达金属检测技术有限公司 一种常温9Cr-1Mo类钢晶界显示腐蚀剂
CN108385108B (zh) * 2018-04-19 2019-06-11 东北大学 一种单晶高温合金精铸件化铣膏及其制备方法和应用
CN115386879B (zh) * 2022-08-15 2023-11-28 武汉钢铁有限公司 一种超低碳硅钢用腐蚀剂及腐蚀方法
FR3144931A1 (fr) * 2023-01-16 2024-07-19 Safran Procede d’usinage d’un trou de forme dans une piece

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3467599A (en) * 1966-08-08 1969-09-16 Philco Ford Corp Etching solution
GB1353960A (en) * 1971-09-21 1974-05-22 Rolls Royce Method of etching a partially masked surface
ES427394A1 (es) * 1973-06-18 1977-02-01 Oxy Metal Industries Corp Mejoras introducidas en un metodo de decapado de depositos de niquel acumulados en los dispositivos de metalizado y si-milares.

Also Published As

Publication number Publication date
NO154759B (no) 1986-09-08
DK395481A (da) 1982-04-02
DE3166048D1 (en) 1984-10-18
IL63859A (en) 1984-05-31
NO154759C (no) 1986-12-17
EP0049207B1 (en) 1984-09-12
EP0049207A1 (en) 1982-04-07
AU7562281A (en) 1982-04-08
IL63859A0 (en) 1981-12-31
JPS5824505B2 (ja) 1983-05-21
JPS5789484A (en) 1982-06-03
BR8106057A (pt) 1982-06-08
NO813191L (no) 1982-04-02
ES505893A0 (es) 1982-06-16
ES8205877A1 (es) 1982-06-16
AU544833B2 (en) 1985-06-13

Similar Documents

Publication Publication Date Title
US4411730A (en) Selective chemical milling of recast surfaces
Datta Anodic dissolution of metals at high rates
Lim et al. Solidification microstructure of electrodischarge machined surfaces of tool steels
Hasçalık et al. Electrical discharge machining of titanium alloy (Ti–6Al–4V)
Puri et al. Modeling and analysis of white layer depth in a wire-cut EDM process through response surface methodology
Madore et al. Electrochemical micromachining of controlled topographies on titanium for biological applications
EP0049678B1 (en) Etchant for chemical milling a high tungsten content superalloy and process
US2981610A (en) Chemical milling process and composition
Kumar et al. Investigation of microstructure and element migration for rough cut surface of pure titanium after WEDM
CA1165670A (en) Selective chemical milling of recast surfaces
US4588474A (en) Chemical milling processes and etchants therefor
CA1110575A (en) Electrolyte for electrochemical machining of nickel base superalloys
Mahamood et al. Advanced noncontact cutting and joining technologies
CN113201738B (zh) 一种选择性激光熔化AlSi10Mg成形工件的电化学表面处理方法
US3627654A (en) Electrolytic process for cleaning high-carbon steels
Ali et al. Performance of copper, copper tungsten, graphite and brass electrode on MRR, EWR and SR of aluminium LM6 in EDM die sinking
US20060137995A1 (en) Method for removal of metal from a workpiece
Datta et al. Laser etching of metals in neutral salt solutions
US3242062A (en) Fluorine-cuntaining electrolyte for electrolytic cutting of metals
Amini et al. Corrosion behavior of dissimilar copper/brass joints welded by friction stir lap welding in alkaline solution
Raj et al. Chemical machining process-an overview
US20090308761A1 (en) Recast removal method
USRE31823E (en) Chemical milling of high tungsten content superalloys
US6110351A (en) Method of electrochemical machining (ECM) of particulate metal-matrix composites (MMcs)
Tsai et al. Effect of Silicate and Phosphate on the Fatigue Crack Growth Rates in Type 403 Stainless Steel in Concentrated Sodium Chloride and Sodium Hydroxide Solutions

Legal Events

Date Code Title Description
MKEX Expiry