BE818643A - Procede et installation pour le traitement des eaux residuaires contenant des sels de trempe - Google Patents
Procede et installation pour le traitement des eaux residuaires contenant des sels de trempeInfo
- Publication number
- BE818643A BE818643A BE6044711A BE6044711A BE818643A BE 818643 A BE818643 A BE 818643A BE 6044711 A BE6044711 A BE 6044711A BE 6044711 A BE6044711 A BE 6044711A BE 818643 A BE818643 A BE 818643A
- Authority
- BE
- Belgium
- Prior art keywords
- salts
- plant
- treatment
- waste water
- water containing
- Prior art date
Links
- 238000000034 method Methods 0.000 title 1
- 150000003839 salts Chemical class 0.000 title 1
- 238000002791 soaking Methods 0.000 title 1
- 239000002351 wastewater Substances 0.000 title 1
Classifications
-
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/34—Methods of heating
- C21D1/44—Methods of heating in heat-treatment baths
- C21D1/46—Salt baths
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
- C02F1/048—Purification of waste water by evaporation
-
- 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
- Y10S423/00—Chemistry of inorganic compounds
- Y10S423/09—Reaction techniques
- Y10S423/12—Molten media
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2340405A DE2340405C3 (de) | 1973-08-09 | 1973-08-09 | Verfahren zum Aufbereiten von Spiil- und Abwässern aus Salzbadhärtereien |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE818643A true BE818643A (fr) | 1974-12-02 |
Family
ID=5889339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE6044711A BE818643A (fr) | 1973-08-09 | 1974-08-08 | Procede et installation pour le traitement des eaux residuaires contenant des sels de trempe |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3966508A (de) |
| JP (1) | JPS5050238A (de) |
| AT (1) | AT330103B (de) |
| BE (1) | BE818643A (de) |
| CH (1) | CH579509A5 (de) |
| CS (1) | CS179923B2 (de) |
| DD (1) | DD115099A5 (de) |
| DE (1) | DE2340405C3 (de) |
| FR (1) | FR2240191B1 (de) |
| GB (1) | GB1465333A (de) |
| IT (1) | IT1016802B (de) |
| SE (1) | SE397690B (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115418455A (zh) * | 2022-09-20 | 2022-12-02 | 唐山市军桥五金工具制造有限公司 | 一种铁锹头淬火设备 |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4149702A (en) * | 1976-03-25 | 1979-04-17 | Park Chemical Company | Method and apparatus for recycling heat treating salts |
| US4109897A (en) * | 1976-04-05 | 1978-08-29 | Ajax Electric Company | Salt reclamation system |
| US4396439A (en) * | 1981-08-21 | 1983-08-02 | Park Chemical Company | Recovery and recycle of nitrate and nitrite salts from chloride containing quench bath solids |
| DE3533935C1 (de) * | 1985-09-24 | 1986-06-05 | Degussa Ag, 6000 Frankfurt | Verfahren und Vorrichtung zur Entfernung von Alkalinitrit aus nitrathaltigen Salzbaedern |
| DE3926032A1 (de) * | 1989-08-07 | 1991-02-14 | Wolf Geraete Gmbh | Verfahren zur regenerierung von salzbaedern und salzbad-trennanlage |
| DE19537198C1 (de) * | 1995-10-06 | 1997-02-27 | Durferrit Thermotechnik Gmbh | Verfahren zur Wiedergewinnung der Salzbestandteile aus Härtereisalzbädern |
| CN1172727C (zh) * | 1996-12-16 | 2004-10-27 | Icu医学有限公司 | 正向流动阀 |
| US10883232B2 (en) * | 2014-07-10 | 2021-01-05 | Waterblasting, Llc | Device for melting and applying thermoplastic material to surface |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2375758A (en) * | 1940-09-27 | 1945-05-15 | Houdry Process Corp | Control of heat transfer salts |
| US3645802A (en) * | 1969-10-27 | 1972-02-29 | Multifastener Corp | Method of maintaining constant water volume in a molten salt solution |
| US3793208A (en) * | 1973-01-04 | 1974-02-19 | Park Chem Co | Method of rectifying commercial salt baths |
-
1973
- 1973-08-09 DE DE2340405A patent/DE2340405C3/de not_active Expired
-
1974
- 1974-07-23 AT AT606474A patent/AT330103B/de not_active IP Right Cessation
- 1974-08-06 US US05/495,193 patent/US3966508A/en not_active Expired - Lifetime
- 1974-08-07 CH CH1078874A patent/CH579509A5/xx not_active IP Right Cessation
- 1974-08-07 CS CS7400005591A patent/CS179923B2/cs unknown
- 1974-08-07 FR FR7427369A patent/FR2240191B1/fr not_active Expired
- 1974-08-07 DD DD180381A patent/DD115099A5/xx unknown
- 1974-08-08 GB GB3492674A patent/GB1465333A/en not_active Expired
- 1974-08-08 SE SE7410158A patent/SE397690B/xx unknown
- 1974-08-08 IT IT69506/74A patent/IT1016802B/it active
- 1974-08-08 BE BE6044711A patent/BE818643A/xx unknown
- 1974-08-09 JP JP49091445A patent/JPS5050238A/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115418455A (zh) * | 2022-09-20 | 2022-12-02 | 唐山市军桥五金工具制造有限公司 | 一种铁锹头淬火设备 |
Also Published As
| Publication number | Publication date |
|---|---|
| SE397690B (sv) | 1977-11-14 |
| US3966508A (en) | 1976-06-29 |
| ATA606474A (de) | 1975-08-15 |
| SE7410158L (de) | 1975-02-10 |
| FR2240191A1 (de) | 1975-03-07 |
| FR2240191B1 (de) | 1978-11-24 |
| IT1016802B (it) | 1977-06-20 |
| JPS5050238A (de) | 1975-05-06 |
| CH579509A5 (de) | 1976-09-15 |
| DE2340405C3 (de) | 1978-05-03 |
| AT330103B (de) | 1976-06-10 |
| DE2340405B2 (de) | 1977-09-22 |
| DD115099A5 (de) | 1975-09-12 |
| GB1465333A (en) | 1977-02-23 |
| CS179923B2 (en) | 1977-12-30 |
| DE2340405A1 (de) | 1975-02-20 |
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