FR2088331B3 - - Google Patents
Info
- Publication number
- FR2088331B3 FR2088331B3 FR707022028A FR7022028A FR2088331B3 FR 2088331 B3 FR2088331 B3 FR 2088331B3 FR 707022028 A FR707022028 A FR 707022028A FR 7022028 A FR7022028 A FR 7022028A FR 2088331 B3 FR2088331 B3 FR 2088331B3
- Authority
- FR
- France
- 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
-
- 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
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/20—Details, accessories or equipment specially adapted for rotary-drum furnaces
- F27B7/2083—Arrangements for the melting of metals or the treatment of molten metals
-
- 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
- C22B13/00—Obtaining lead
-
- 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
- C22B19/00—Obtaining zinc or zinc oxide
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702021873 DE2021873C (de) | 1970-05-05 | Verfahren zum thermischen Aufarbeiten vor Zink Blei Mischoxyden |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2088331A7 FR2088331A7 (en) | 1972-01-07 |
| FR2088331B3 true FR2088331B3 (OSRAM) | 1973-04-06 |
Family
ID=5770249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7022028A Expired FR2088331A7 (en) | 1970-05-05 | 1970-06-16 | Thermal treatment of zinc-lead mixed oxides |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR2088331A7 (OSRAM) |
| ZA (1) | ZA704313B (OSRAM) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108759461B (zh) * | 2018-06-21 | 2023-12-15 | 赫章领轩环保科技有限公司 | 一种隧道式窑炉分级生产直接法氧化锌的设备及方法 |
-
1970
- 1970-06-16 FR FR7022028A patent/FR2088331A7/fr not_active Expired
- 1970-06-23 ZA ZA704313A patent/ZA704313B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ZA704313B (en) | 1971-02-24 |
| DE2021873A1 (de) | 1971-11-25 |
| FR2088331A7 (en) | 1972-01-07 |