NL419C - Anti-fly-dust screen for mechanical roasting ovens, with down-sloping through holes for roasting pyrite and other sulfur compounds - Google Patents
Anti-fly-dust screen for mechanical roasting ovens, with down-sloping through holes for roasting pyrite and other sulfur compoundsInfo
- Publication number
- NL419C NL419C NL277A NL277A NL419C NL 419 C NL419 C NL 419C NL 277 A NL277 A NL 277A NL 277 A NL277 A NL 277A NL 419 C NL419 C NL 419C
- Authority
- NL
- Netherlands
- Prior art keywords
- roasting
- sloping
- fly
- holes
- sulfur compounds
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
- F27B9/16—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a circular or arcuate path
- F27B9/18—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a circular or arcuate path under the action of scrapers or pushers
- F27B9/185—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a circular or arcuate path under the action of scrapers or pushers multiple hearth type furnaces
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/02—Working-up flue dust
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL277A NL419C (en) | 1912-06-06 | 1912-06-06 | Anti-fly-dust screen for mechanical roasting ovens, with down-sloping through holes for roasting pyrite and other sulfur compounds |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL277A NL419C (en) | 1912-06-06 | 1912-06-06 | Anti-fly-dust screen for mechanical roasting ovens, with down-sloping through holes for roasting pyrite and other sulfur compounds |
Publications (1)
Publication Number | Publication Date |
---|---|
NL419C true NL419C (en) | 1915-02-15 |
Family
ID=1771734
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL277A NL419C (en) | 1912-06-06 | 1912-06-06 | Anti-fly-dust screen for mechanical roasting ovens, with down-sloping through holes for roasting pyrite and other sulfur compounds |
Country Status (1)
Country | Link |
---|---|
NL (1) | NL419C (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
LU90463B1 (en) * | 1999-10-25 | 2001-04-26 | Wurth Paul Sa | Deck oven |
-
1912
- 1912-06-06 NL NL277A patent/NL419C/en active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
LU90463B1 (en) * | 1999-10-25 | 2001-04-26 | Wurth Paul Sa | Deck oven |
WO2001031070A1 (en) * | 1999-10-25 | 2001-05-03 | Paul Wurth S.A. | Multiple-level furnace |
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