JPS4922318A - - Google Patents
Info
- Publication number
- JPS4922318A JPS4922318A JP8004772A JP8004772A JPS4922318A JP S4922318 A JPS4922318 A JP S4922318A JP 8004772 A JP8004772 A JP 8004772A JP 8004772 A JP8004772 A JP 8004772A JP S4922318 A JPS4922318 A JP S4922318A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J6/00—Heat treatments such as Calcining; Fusing ; Pyrolysis
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0043—Muffle furnaces; Retort furnaces
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
- Crucibles And Fluidized-Bed Furnaces (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722221439 DE2221439A1 (en) | 1972-05-02 | 1972-05-02 | Tunnel kiln - with gastight muffle in the hot zone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4922318A true JPS4922318A (en) | 1974-02-27 |
Family
ID=5843839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8004772A Pending JPS4922318A (en) | 1972-05-02 | 1972-08-11 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS4922318A (en) |
| DE (1) | DE2221439A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4687651A (en) * | 1985-10-15 | 1987-08-18 | Thermal Science, Inc. | Method for producing ammonium polyphosphate |
| US4832928A (en) * | 1985-10-15 | 1989-05-23 | Thermal Science, Inc. | Method for producing ammonium polyphosphate |
-
1972
- 1972-05-02 DE DE19722221439 patent/DE2221439A1/en active Pending
- 1972-08-11 JP JP8004772A patent/JPS4922318A/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4687651A (en) * | 1985-10-15 | 1987-08-18 | Thermal Science, Inc. | Method for producing ammonium polyphosphate |
| US4832928A (en) * | 1985-10-15 | 1989-05-23 | Thermal Science, Inc. | Method for producing ammonium polyphosphate |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2221439A1 (en) | 1973-11-15 |