GB519082A - Improvements in or relating to the recovery of precious metals lost during catalyticconversion of gases - Google Patents
Improvements in or relating to the recovery of precious metals lost during catalyticconversion of gasesInfo
- Publication number
- GB519082A GB519082A GB27525/38A GB2752538A GB519082A GB 519082 A GB519082 A GB 519082A GB 27525/38 A GB27525/38 A GB 27525/38A GB 2752538 A GB2752538 A GB 2752538A GB 519082 A GB519082 A GB 519082A
- Authority
- GB
- United Kingdom
- Prior art keywords
- gases
- catalyticconversion
- relating
- recovery
- precious metals
- 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.)
- Expired
Links
- 239000007789 gas Substances 0.000 title abstract 3
- 239000010970 precious metal Substances 0.000 title abstract 2
- 238000011084 recovery Methods 0.000 title 1
- 239000003054 catalyst Substances 0.000 abstract 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
- 238000006243 chemical reaction Methods 0.000 abstract 2
- 239000012494 Quartz wool Substances 0.000 abstract 1
- 229910021529 ammonia Inorganic materials 0.000 abstract 1
- 239000010425 asbestos Substances 0.000 abstract 1
- 239000007795 chemical reaction product Substances 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 230000003647 oxidation Effects 0.000 abstract 1
- 238000007254 oxidation reaction Methods 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 229910052573 porcelain Inorganic materials 0.000 abstract 1
- 229910052895 riebeckite Inorganic materials 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C3/00—Cyanogen; Compounds thereof
- C01C3/14—Cyanic or isocyanic acid; Salts thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
-
- 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/90—Regeneration or reactivation
- B01J23/96—Regeneration or reactivation of catalysts comprising metals, oxides or hydroxides of the noble metals
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
- C01B21/24—Nitric oxide (NO)
- C01B21/26—Preparation by catalytic or non-catalytic oxidation of ammonia
- C01B21/267—Means for preventing deterioration or loss of catalyst or for recovering lost catalyst
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C3/00—Cyanogen; Compounds thereof
- C01C3/002—Synthesis of metal cyanides or metal cyanamides from elementary nitrogen and carbides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C3/00—Cyanogen; Compounds thereof
- C01C3/02—Preparation, separation or purification of hydrogen cyanide
- C01C3/0208—Preparation in gaseous phase
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C3/00—Cyanogen; Compounds thereof
- C01C3/02—Preparation, separation or purification of hydrogen cyanide
- C01C3/0208—Preparation in gaseous phase
- C01C3/0212—Preparation in gaseous phase from hydrocarbons and ammonia in the presence of oxygen, e.g. the Andrussow-process
- C01C3/022—Apparatus therefor
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C3/00—Cyanogen; Compounds thereof
- C01C3/02—Preparation, separation or purification of hydrogen cyanide
- C01C3/0262—Preparation, separation or purification of hydrogen cyanide from cyanides
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/584—Recycling of catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US208746XA | 1938-01-19 | 1938-01-19 | |
| US260838XA | 1938-08-26 | 1938-08-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB519082A true GB519082A (en) | 1940-03-15 |
Family
ID=26693993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB27525/38A Expired GB519082A (en) | 1938-01-19 | 1938-09-21 | Improvements in or relating to the recovery of precious metals lost during catalyticconversion of gases |
Country Status (5)
| Country | Link |
|---|---|
| CH (1) | CH208746A (enrdf_load_stackoverflow) |
| FR (1) | FR843736A (enrdf_load_stackoverflow) |
| GB (1) | GB519082A (enrdf_load_stackoverflow) |
| NL (1) | NL60689C (enrdf_load_stackoverflow) |
| SE (1) | SE102093C1 (enrdf_load_stackoverflow) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2647822A (en) * | 1948-04-13 | 1953-08-04 | Robert D Pike | Nitric oxide recovery system |
| DE927566C (de) * | 1952-01-29 | 1955-05-12 | Heraeus Gmbh W C | Verfahren zur Wiedergewinnung von Platin bei katalytischen Gasreaktionen |
| DE1027880B (de) * | 1953-01-21 | 1958-04-10 | Degussa | Verfahren zur Abscheidung von fluechtigem Platin aus Gasen |
| DE1044417B (de) * | 1952-02-02 | 1958-11-20 | Degussa | Verfahren zur Abscheidung von fluechtigem Platin aus Gasen |
| DE1077643B (de) * | 1957-06-19 | 1960-03-17 | Lentia Gmbh | Verfahren zum Auffangen von Edelmetallen |
| DE1088033B (de) * | 1956-07-06 | 1960-09-01 | Lentia G M B H | Verfahren zum Auffangen von Edelmetallen |
-
0
- NL NL60689D patent/NL60689C/xx active
-
1938
- 1938-09-20 FR FR843736D patent/FR843736A/fr not_active Expired
- 1938-09-20 SE SE502338A patent/SE102093C1/xx unknown
- 1938-09-21 GB GB27525/38A patent/GB519082A/en not_active Expired
- 1938-09-23 CH CH208746D patent/CH208746A/fr unknown
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2647822A (en) * | 1948-04-13 | 1953-08-04 | Robert D Pike | Nitric oxide recovery system |
| DE927566C (de) * | 1952-01-29 | 1955-05-12 | Heraeus Gmbh W C | Verfahren zur Wiedergewinnung von Platin bei katalytischen Gasreaktionen |
| DE1044417B (de) * | 1952-02-02 | 1958-11-20 | Degussa | Verfahren zur Abscheidung von fluechtigem Platin aus Gasen |
| DE1027880B (de) * | 1953-01-21 | 1958-04-10 | Degussa | Verfahren zur Abscheidung von fluechtigem Platin aus Gasen |
| DE1088033B (de) * | 1956-07-06 | 1960-09-01 | Lentia G M B H | Verfahren zum Auffangen von Edelmetallen |
| DE1077643B (de) * | 1957-06-19 | 1960-03-17 | Lentia Gmbh | Verfahren zum Auffangen von Edelmetallen |
Also Published As
| Publication number | Publication date |
|---|---|
| CH208746A (fr) | 1940-02-29 |
| SE102093C1 (enrdf_load_stackoverflow) | 1941-07-22 |
| FR843736A (fr) | 1939-07-10 |
| NL60689C (enrdf_load_stackoverflow) | 1900-01-01 |
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