IT7868350A0 - Procedimento e dispositivo per la ulitura dei bagni salini fusi impiegati per trattamenti di pezzi metallici - Google Patents
Procedimento e dispositivo per la ulitura dei bagni salini fusi impiegati per trattamenti di pezzi metalliciInfo
- Publication number
- IT7868350A0 IT7868350A0 IT7868350A IT6835078A IT7868350A0 IT 7868350 A0 IT7868350 A0 IT 7868350A0 IT 7868350 A IT7868350 A IT 7868350A IT 6835078 A IT6835078 A IT 6835078A IT 7868350 A0 IT7868350 A0 IT 7868350A0
- Authority
- IT
- Italy
- Prior art keywords
- treatments
- procedure
- molten salt
- salt bath
- metal pieces
- Prior art date
Links
- 238000004140 cleaning Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 150000003839 salts Chemical class 0.000 title 1
- 238000011282 treatment Methods 0.000 title 1
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
- 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
- C23C8/40—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 liquids, e.g. salt baths, liquid suspensions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
- B01D24/04—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being clamped between pervious fixed walls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/02—Loose filtering material, e.g. loose fibres
- B01D39/06—Inorganic material, e.g. asbestos fibres, glass beads or fibres
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/34—Methods of heating
- C21D1/44—Methods of heating in heat-treatment baths
- C21D1/46—Salt baths
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Filtration Of Liquid (AREA)
- Filtering Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2731167A DE2731167C3 (de) | 1977-07-09 | 1977-07-09 | Verwendung von anorganischen Faserwerkstoffen zur Reinigung von Salzbädern und Vorrichtung zur Verwendung dieser Faserwerkstoffe |
Publications (1)
Publication Number | Publication Date |
---|---|
IT7868350A0 true IT7868350A0 (it) | 1978-06-09 |
Family
ID=6013600
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT7868350A IT7868350A0 (it) | 1977-07-09 | 1978-06-09 | Procedimento e dispositivo per la ulitura dei bagni salini fusi impiegati per trattamenti di pezzi metallici |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5419266A (ja) |
CH (1) | CH637425A5 (ja) |
DE (1) | DE2731167C3 (ja) |
FR (1) | FR2396579A1 (ja) |
GB (1) | GB1598904A (ja) |
IT (1) | IT7868350A0 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2525491B1 (fr) * | 1982-04-23 | 1988-04-29 | Stephanois Rech Mec | Groupe de filtration pour bains de sels |
DE3836939C1 (ja) * | 1988-10-29 | 1989-06-15 | Degussa Ag, 6000 Frankfurt, De | |
DE4337374C2 (de) * | 1992-11-09 | 1998-06-10 | Honda Motor Co Ltd | Vorrichtung zum Entschlammen einer Salzschmelze |
ATE186754T1 (de) * | 1994-01-13 | 1999-12-15 | Houghton Durferrit Gmbh | Filtereinheit und vorrichtung zum entschlammen von salzbädern |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB501176A (en) * | 1937-02-05 | 1939-02-22 | British Celanese | Improvements in or relating to the filtration of fluids |
DE740298C (de) * | 1938-02-06 | 1943-10-16 | Carl Radix | Durchziehen eines Drahtanfanges durch ein Bleibad |
FR1019595A (fr) * | 1946-12-10 | 1953-01-23 | Four à bain salin plus spécialement destiné au refroidissement brusque des aciers | |
US2757425A (en) * | 1952-11-18 | 1956-08-07 | Aluminium Lab Ltd | Apparatus and procedure for treatment of molten aluminum |
DE1247361B (de) * | 1963-10-02 | 1967-08-17 | Degussa | Vorrichtung zum Entschlammen von Salzschmelzen, insbesondere Nitrierbaedern |
-
1977
- 1977-07-09 DE DE2731167A patent/DE2731167C3/de not_active Expired
-
1978
- 1978-05-16 FR FR7814456A patent/FR2396579A1/fr active Granted
- 1978-05-24 GB GB21928/78A patent/GB1598904A/en not_active Expired
- 1978-05-29 JP JP6420378A patent/JPS5419266A/ja active Pending
- 1978-06-09 IT IT7868350A patent/IT7868350A0/it unknown
- 1978-07-07 CH CH744078A patent/CH637425A5/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
GB1598904A (en) | 1981-09-23 |
CH637425A5 (en) | 1983-07-29 |
FR2396579B1 (ja) | 1983-01-28 |
FR2396579A1 (fr) | 1979-02-02 |
DE2731167B2 (de) | 1980-02-28 |
JPS5419266A (en) | 1979-02-13 |
DE2731167A1 (de) | 1979-01-18 |
DE2731167C3 (de) | 1980-12-04 |
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