FR2271308A2 - Regenerating cyanate-carbonate molten salt baths - by adding amide pretreated to liberate ammonia - Google Patents
Regenerating cyanate-carbonate molten salt baths - by adding amide pretreated to liberate ammoniaInfo
- Publication number
- FR2271308A2 FR2271308A2 FR7416538A FR7416538A FR2271308A2 FR 2271308 A2 FR2271308 A2 FR 2271308A2 FR 7416538 A FR7416538 A FR 7416538A FR 7416538 A FR7416538 A FR 7416538A FR 2271308 A2 FR2271308 A2 FR 2271308A2
- Authority
- FR
- France
- Prior art keywords
- cyanate
- molten salt
- regenerating
- pretreated
- liberate ammonia
- Prior art date
- 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/40—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using liquids, e.g. salt baths, liquid suspensions
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Treating Waste Gases (AREA)
Priority Applications (13)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AR254266A AR204533A1 (es) | 1973-06-20 | 1974-01-01 | Procedimiento de regeneracion de un bano de sales fundidas que contiene cianatos y carbonatos |
FR7416538A FR2271308A2 (en) | 1974-05-14 | 1974-05-14 | Regenerating cyanate-carbonate molten salt baths - by adding amide pretreated to liberate ammonia |
SE7407982A SE411461B (sv) | 1973-06-20 | 1974-06-17 | Sett att regenerera ett bad av smelta salter medelst sonderdelningsprodukter av amider |
IT68911/74A IT1011999B (it) | 1973-06-20 | 1974-06-18 | Procedimento per la rigenerazione di un ragno di sali mediante i pro dotti di decomposizione delle ammi di |
ES427426A ES427426A1 (es) | 1973-06-20 | 1974-06-19 | Un procedimiento de regeneracion de un bano de sales fundi-das que contiene cianatos y carbonatos. |
CH841774A CH593344A5 (fr) | 1973-06-20 | 1974-06-19 | |
NL7408198A NL7408198A (fr) | 1973-06-20 | 1974-06-19 | |
BR5013/74A BR7405013A (pt) | 1973-06-20 | 1974-06-19 | Processo de regernacao de banho de sais fundidos |
GB2741974A GB1433690A (en) | 1973-06-20 | 1974-06-20 | Regeneration of salt baths |
JP49069738A JPS5068932A (fr) | 1973-06-20 | 1974-06-20 | |
CA203,001A CA1037844A (fr) | 1973-06-20 | 1974-06-20 | Methode de regeneration |
DD179327A DD112667A5 (fr) | 1973-06-20 | 1974-06-20 | |
DE2429679A DE2429679B2 (de) | 1973-06-20 | 1974-06-20 | Verfahren zur Herstellung eines Regeneriermittels zur Regenerierung eines Nitrier-Salzbades |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7416538A FR2271308A2 (en) | 1974-05-14 | 1974-05-14 | Regenerating cyanate-carbonate molten salt baths - by adding amide pretreated to liberate ammonia |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2271308A2 true FR2271308A2 (en) | 1975-12-12 |
FR2271308B2 FR2271308B2 (fr) | 1978-05-12 |
Family
ID=9138772
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7416538A Granted FR2271308A2 (en) | 1973-06-20 | 1974-05-14 | Regenerating cyanate-carbonate molten salt baths - by adding amide pretreated to liberate ammonia |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2271308A2 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4030279C1 (en) * | 1990-09-25 | 1992-06-04 | Goetz Dipl.-Chem. Dr. 5400 Koblenz De Baum | Regenerating molten alkali metal cyanate - by continuous addn. of urea] or polymer or condensate that generates urea, feeding additive into containers in continuous conveyor |
-
1974
- 1974-05-14 FR FR7416538A patent/FR2271308A2/fr active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4030279C1 (en) * | 1990-09-25 | 1992-06-04 | Goetz Dipl.-Chem. Dr. 5400 Koblenz De Baum | Regenerating molten alkali metal cyanate - by continuous addn. of urea] or polymer or condensate that generates urea, feeding additive into containers in continuous conveyor |
Also Published As
Publication number | Publication date |
---|---|
FR2271308B2 (fr) | 1978-05-12 |
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