BE372897A - - Google Patents
Info
- Publication number
- BE372897A BE372897A BE372897DA BE372897A BE 372897 A BE372897 A BE 372897A BE 372897D A BE372897D A BE 372897DA BE 372897 A BE372897 A BE 372897A
- Authority
- BE
- Belgium
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
- C22B15/00—Obtaining copper
- C22B15/0002—Preliminary treatment
- C22B15/0004—Preliminary treatment without modification of the copper constituent
- C22B15/0006—Preliminary treatment without modification of the copper constituent by dry processes
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- 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
- C22B15/00—Obtaining copper
- C22B15/0002—Preliminary treatment
- C22B15/001—Preliminary treatment with modification of the copper constituent
- C22B15/0013—Preliminary treatment with modification of the copper constituent by roasting
-
- 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
- C22B15/00—Obtaining copper
- C22B15/0026—Pyrometallurgy
- C22B15/0028—Smelting or converting
- C22B15/003—Bath smelting or converting
- C22B15/0036—Bath smelting or converting in reverberatory furnaces
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S266/00—Metallurgical apparatus
- Y10S266/90—Metal melting furnaces, e.g. cupola type
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S266/00—Metallurgical apparatus
- Y10S266/901—Scrap metal preheating or melting
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US446504A US1914716A (en) | 1930-04-23 | 1930-04-23 | Copper melting furnace |
| US524452A US1914717A (en) | 1930-04-23 | 1931-03-23 | Copper melting furnace method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE372897A true BE372897A (US06262066-20010717-C00424.png) |
Family
ID=27034647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE372897D BE372897A (US06262066-20010717-C00424.png) | 1930-04-23 |
Country Status (4)
| Country | Link |
|---|---|
| US (2) | US1914716A (US06262066-20010717-C00424.png) |
| BE (1) | BE372897A (US06262066-20010717-C00424.png) |
| DE (1) | DE588238C (US06262066-20010717-C00424.png) |
| GB (1) | GB351740A (US06262066-20010717-C00424.png) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2499926A (en) * | 1947-04-22 | 1950-03-07 | Donald W Lloyd | Continuous circular ingot-heating furnace |
| US2622863A (en) * | 1950-05-29 | 1952-12-23 | Alan D Dauch | Rotary hearth furnace |
| US2762618A (en) * | 1951-06-18 | 1956-09-11 | Thermal Res And Engineering Co | Billet heating furnace |
| US4444586A (en) * | 1982-12-01 | 1984-04-24 | Amax Inc. | Method of melting copper in a hearth melt-down furnace with roof burner system |
| GB2198507A (en) * | 1986-12-09 | 1988-06-15 | British Gas Plc | Stock heating furnaces |
| US4923177A (en) * | 1988-11-07 | 1990-05-08 | General Kinematics Corporation | Continuous preheat scrap charging system and method |
| US5980818A (en) * | 1998-07-08 | 1999-11-09 | Valiant Machine & Tool Inc. | Melt tank assembly |
| US6814722B2 (en) | 2000-03-06 | 2004-11-09 | Playtex Products, Inc. | Pre-expanded tampon pledget |
-
0
- BE BE372897D patent/BE372897A/xx unknown
-
1930
- 1930-04-23 US US446504A patent/US1914716A/en not_active Expired - Lifetime
- 1930-06-28 GB GB19731/30A patent/GB351740A/en not_active Expired
- 1930-07-10 DE DE1930588238D patent/DE588238C/de not_active Expired
-
1931
- 1931-03-23 US US524452A patent/US1914717A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US1914716A (en) | 1933-06-20 |
| US1914717A (en) | 1933-06-20 |
| GB351740A (en) | 1931-07-02 |
| DE588238C (de) | 1933-11-17 |
