AT181608B - Process for refining metals - Google Patents
Process for refining metalsInfo
- Publication number
- AT181608B AT181608B AT181608DA AT181608B AT 181608 B AT181608 B AT 181608B AT 181608D A AT181608D A AT 181608DA AT 181608 B AT181608 B AT 181608B
- Authority
- AT
- Austria
- Prior art keywords
- refining metals
- refining
- metals
- Prior art date
Links
- 229910052751 metal Inorganic materials 0.000 title 1
- 239000002184 metal Substances 0.000 title 1
- 150000002739 metals Chemical class 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000007670 refining Methods 0.000 title 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D19/00—Digging machines with centrifugal wheels, drums or spinners
- A01D19/04—Digging machines with centrifugal wheels, drums or spinners with working tools rotating around a horizontal axis arranged parallel to the direction of travel
- A01D19/06—Digging machines with centrifugal wheels, drums or spinners with working tools rotating around a horizontal axis arranged parallel to the direction of travel with scoop wheels or drums
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/322—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to modify their internal properties, e.g. to produce internal imperfections
- H01L21/3221—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to modify their internal properties, e.g. to produce internal imperfections of silicon bodies, e.g. for gettering
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/28—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection
- H01L23/29—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the material, e.g. carbon
- H01L23/291—Oxides or nitrides or carbides, e.g. ceramics, glass
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Environmental Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Harvesting Machines For Root Crops (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE181608T | 1905-10-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
AT181608B true AT181608B (en) | 1955-04-12 |
Family
ID=29431280
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT181608D AT181608B (en) | 1905-10-20 | 1953-04-10 | Process for refining metals |
Country Status (2)
Country | Link |
---|---|
AT (1) | AT181608B (en) |
DE (1) | DE181608C (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1092496B (en) * | 1957-02-09 | 1960-11-10 | Metallgesellschaft Ag | Process for the introduction of magnesium or magnesium alloys (possibly together with inoculants) or calcium in cast iron melts and vessels as well as device for carrying out the process |
DE1146898B (en) * | 1956-04-28 | 1963-04-11 | Demag Ag | Plant for refining pig iron with air or oxygen to steel with a tiltable rotary kiln that can be swiveled around a vertical axis |
DE1254167B (en) * | 1959-07-28 | 1967-11-16 | Demag Ag | Metallurgical furnace with oxygen lance |
-
1905
- 1905-10-20 DE DE1905181608D patent/DE181608C/en not_active Expired
-
1953
- 1953-04-10 AT AT181608D patent/AT181608B/en active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1146898B (en) * | 1956-04-28 | 1963-04-11 | Demag Ag | Plant for refining pig iron with air or oxygen to steel with a tiltable rotary kiln that can be swiveled around a vertical axis |
DE1092496B (en) * | 1957-02-09 | 1960-11-10 | Metallgesellschaft Ag | Process for the introduction of magnesium or magnesium alloys (possibly together with inoculants) or calcium in cast iron melts and vessels as well as device for carrying out the process |
DE1254167B (en) * | 1959-07-28 | 1967-11-16 | Demag Ag | Metallurgical furnace with oxygen lance |
Also Published As
Publication number | Publication date |
---|---|
DE181608C (en) | 1907-02-27 |
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