GB467001A - Improvements in and relating to methods of wetting or coating one metal with another - Google Patents
Improvements in and relating to methods of wetting or coating one metal with anotherInfo
- Publication number
- GB467001A GB467001A GB25143/36A GB2514336A GB467001A GB 467001 A GB467001 A GB 467001A GB 25143/36 A GB25143/36 A GB 25143/36A GB 2514336 A GB2514336 A GB 2514336A GB 467001 A GB467001 A GB 467001A
- Authority
- GB
- United Kingdom
- Prior art keywords
- metal
- salt
- copper
- coating
- coated
- 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
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
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/02—Pretreatment of the material to be coated
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Powder Metallurgy (AREA)
Abstract
To enable a metal to be satisfactorily wetted by another metal of lower melting point it is first coated with a solution of a salt of a metal which will alloy with the wetting metal and then heated in a reducing atmosphere to break down and deposit the metal of the salt. The coated metal is then heated in a reducing atmosphere in contact with and to a temperature above the melting point of the wetting metal. The method may be employed for coating metals, particularly metals such as molybdenum and tungsten and alloy steels such as chrome steel and nickel chrome steel, with other metals such as copper or silver solders, or for brazing metals in which case both parts to be brazed are coated with the salt solution and heated, copper being then melted at the junction of the parts. Impregnated masses may be formed by coating metal particles with the salt solution, heating them to break down the salt, pressing the coated particles into the desired form, and then heating the mass in a reducing atmosphere in contact with the impregnating metal. The method may also be used for repairing defective parts in shaftings &c. In coating molybdenum with copper, silver nitrate is preferably used as the salt but the nitrates, nitrites, and chlorides of silver, iron, cobalt, nickel, and copper may be used.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US467001XA | 1935-09-19 | 1935-09-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB467001A true GB467001A (en) | 1937-06-09 |
Family
ID=21944903
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB25143/36A Expired GB467001A (en) | 1935-09-19 | 1936-09-15 | Improvements in and relating to methods of wetting or coating one metal with another |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB467001A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2606792A1 (en) * | 1986-11-06 | 1988-05-20 | Instr I | METHOD FOR APPLYING A WEAR-RESISTANT COATING TO A CUTTING TOOL |
EP1101237B1 (en) † | 1999-06-02 | 2004-08-25 | SAES GETTERS S.p.A. | Composite materials capable of hydrogen sorption independently from activating treatments and methods for the production thereof |
-
1936
- 1936-09-15 GB GB25143/36A patent/GB467001A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2606792A1 (en) * | 1986-11-06 | 1988-05-20 | Instr I | METHOD FOR APPLYING A WEAR-RESISTANT COATING TO A CUTTING TOOL |
EP1101237B1 (en) † | 1999-06-02 | 2004-08-25 | SAES GETTERS S.p.A. | Composite materials capable of hydrogen sorption independently from activating treatments and methods for the production thereof |
EP1101237B2 (en) † | 1999-06-02 | 2017-08-16 | SAES GETTERS S.p.A. | Composite materials capable of hydrogen sorption independently from activating treatments and methods for the production thereof |
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