BE778799A - Appareil perfectionne pour la dulcification sous vide du plomb - Google Patents
Appareil perfectionne pour la dulcification sous vide du plombInfo
- Publication number
- BE778799A BE778799A BE778799A BE778799A BE778799A BE 778799 A BE778799 A BE 778799A BE 778799 A BE778799 A BE 778799A BE 778799 A BE778799 A BE 778799A BE 778799 A BE778799 A BE 778799A
- Authority
- BE
- Belgium
- Prior art keywords
- dulcification
- vacuum lead
- perfected apparatus
- perfected
- vacuum
- Prior art date
Links
Classifications
-
- 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
- C22B13/06—Refining
-
- 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
- F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
- F27B5/04—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated adapted for treating the charge in vacuum or special atmosphere
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)
- Physical Vapour Deposition (AREA)
- Thermal Insulation (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR717103539A FR2124073B1 (enrdf_load_stackoverflow) | 1971-02-03 | 1971-02-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE778799A true BE778799A (fr) | 1972-05-30 |
Family
ID=9071303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE778799A BE778799A (fr) | 1971-02-03 | 1972-02-01 | Appareil perfectionne pour la dulcification sous vide du plomb |
Country Status (16)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2041066C (en) * | 1991-04-23 | 1997-03-25 | Philip G. Evans | One step process for the treatment of parkes desilvering crust to recover zinc and produce a suitable feed for cupellation |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2615706A (en) * | 1949-08-05 | 1952-10-28 | Broken Hill Ass Smelter | Distillation of metals |
-
1971
- 1971-02-03 FR FR717103539A patent/FR2124073B1/fr not_active Expired
-
1972
- 1972-01-26 RO RO69553A patent/RO61847A/ro unknown
- 1972-01-28 ES ES399291A patent/ES399291A1/es not_active Expired
- 1972-01-28 NL NL727201201A patent/NL154556B/xx not_active IP Right Cessation
- 1972-01-29 BG BG019604A patent/BG19196A3/xx unknown
- 1972-02-01 US US00222626A patent/US3774892A/en not_active Expired - Lifetime
- 1972-02-01 LU LU64703D patent/LU64703A1/xx unknown
- 1972-02-01 IT IT12450/72A patent/IT949401B/it active
- 1972-02-01 GB GB476572A patent/GB1326175A/en not_active Expired
- 1972-02-01 YU YU239/72A patent/YU34560B/xx unknown
- 1972-02-01 BE BE778799A patent/BE778799A/xx unknown
- 1972-02-02 CA CA133,759A patent/CA952307A/en not_active Expired
- 1972-02-03 BR BR619/72*[A patent/BR7200619D0/pt unknown
- 1972-02-03 CS CS693A patent/CS162774B2/cs unknown
- 1972-02-03 SU SU1743820A patent/SU419046A3/ru active
- 1972-02-03 AT AT88072A patent/AT312948B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| RO61847A (enrdf_load_stackoverflow) | 1977-05-15 |
| US3774892A (en) | 1973-11-27 |
| YU23972A (en) | 1979-02-28 |
| FR2124073B1 (enrdf_load_stackoverflow) | 1974-02-15 |
| YU34560B (en) | 1979-09-10 |
| IT949401B (it) | 1973-06-11 |
| SU419046A3 (enrdf_load_stackoverflow) | 1974-03-05 |
| NL7201201A (enrdf_load_stackoverflow) | 1972-08-07 |
| CS162774B2 (enrdf_load_stackoverflow) | 1975-07-15 |
| GB1326175A (en) | 1973-08-08 |
| BG19196A3 (bg) | 1975-04-30 |
| FR2124073A1 (enrdf_load_stackoverflow) | 1972-09-22 |
| BR7200619D0 (pt) | 1973-06-14 |
| AT312948B (de) | 1974-01-25 |
| CA952307A (en) | 1974-08-06 |
| ES399291A1 (es) | 1974-12-16 |
| NL154556B (nl) | 1977-09-15 |
| LU64703A1 (enrdf_load_stackoverflow) | 1972-06-30 |
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