NO742792L - - Google Patents
Info
- Publication number
- NO742792L NO742792L NO742792A NO742792A NO742792L NO 742792 L NO742792 L NO 742792L NO 742792 A NO742792 A NO 742792A NO 742792 A NO742792 A NO 742792A NO 742792 L NO742792 L NO 742792L
- Authority
- NO
- Norway
- Prior art keywords
- threads
- base metal
- platinum
- alloy
- catalyst
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 claims description 28
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims description 24
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 20
- 239000010953 base metal Substances 0.000 claims description 18
- PXXKQOPKNFECSZ-UHFFFAOYSA-N platinum rhodium Chemical compound [Rh].[Pt] PXXKQOPKNFECSZ-UHFFFAOYSA-N 0.000 claims description 15
- 229910000629 Rh alloy Inorganic materials 0.000 claims description 11
- 229910021529 ammonia Inorganic materials 0.000 claims description 10
- 230000003647 oxidation Effects 0.000 claims description 10
- 238000007254 oxidation reaction Methods 0.000 claims description 10
- 229910001092 metal group alloy Inorganic materials 0.000 claims description 8
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 5
- 239000004411 aluminium Substances 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052804 chromium Inorganic materials 0.000 claims description 5
- 239000011651 chromium Substances 0.000 claims description 5
- 229910000640 Fe alloy Inorganic materials 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 14
- 238000000034 method Methods 0.000 description 8
- 238000002485 combustion reaction Methods 0.000 description 7
- 229910052697 platinum Inorganic materials 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000010970 precious metal Substances 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 239000010948 rhodium Substances 0.000 description 3
- 229910052703 rhodium Inorganic materials 0.000 description 3
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 3
- 230000035882 stress Effects 0.000 description 3
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- 229910000923 precious metal alloy Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
-
- 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
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/56—Platinum group metals
- B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
- B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732341624 DE2341624C3 (de) | 1973-08-17 | Katalysator für die Oxydation von Ammoniak |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO742792L true NO742792L (ro) | 1975-03-17 |
Family
ID=5890033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO742792A NO742792L (ro) | 1973-08-17 | 1974-08-01 |
Country Status (22)
| Country | Link |
|---|---|
| US (1) | US3931051A (ro) |
| JP (1) | JPS5051092A (ro) |
| AT (1) | AT331815B (ro) |
| BE (1) | BE818899A (ro) |
| BR (1) | BR7406702A (ro) |
| CS (1) | CS167210B2 (ro) |
| DK (1) | DK132271C (ro) |
| EG (1) | EG12216A (ro) |
| FI (1) | FI232174A (ro) |
| FR (1) | FR2240761B1 (ro) |
| GB (1) | GB1471327A (ro) |
| IN (1) | IN142204B (ro) |
| IT (1) | IT1016824B (ro) |
| NL (1) | NL7411000A (ro) |
| NO (1) | NO742792L (ro) |
| PL (1) | PL94690B1 (ro) |
| RO (1) | RO63897A (ro) |
| SE (1) | SE7410494L (ro) |
| SU (1) | SU597322A3 (ro) |
| TR (1) | TR18200A (ro) |
| YU (1) | YU195874A (ro) |
| ZA (1) | ZA745285B (ro) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4233185A (en) * | 1976-12-08 | 1980-11-11 | Johnson, Matthey & Co., Limited | Catalysts for oxidation and reduction |
| SE7800987L (sv) * | 1977-02-04 | 1978-08-05 | Johnson Matthey Co Ltd | Katalysator |
| US4272336A (en) * | 1979-07-27 | 1981-06-09 | Massachusetts Institute Of Technology | Method and apparatus for forming nitric oxide from ammonia |
| GB2064975B (en) * | 1979-10-18 | 1984-03-14 | Johnson Matthey Co Ltd | Fibrous catalytic materials |
| IE50367B1 (en) * | 1979-11-08 | 1986-04-02 | Johnson Matthey Co Ltd | Improvements in and relating to catalyst units |
| US4863893A (en) * | 1986-08-06 | 1989-09-05 | Engelhard Corporation | Low temperature light off ammonia oxidation |
| DE4028916C2 (de) * | 1990-09-12 | 1994-05-05 | Heraeus Gmbh W C | Aus Draht gewebtes Katalysator-Netz aus den Edelmetall-Legierungen Platin/Rhodium oder Platin/Rhodium/Palladium |
| JPH0497327U (ro) * | 1991-02-21 | 1992-08-24 | ||
| US5160722A (en) * | 1991-06-17 | 1992-11-03 | Johnson Matthey, Inc. | Low pressure drop, high surface area ammonia oxidation catalyst |
| US5356603A (en) * | 1991-06-17 | 1994-10-18 | Johnson Matthey Inc. | Method for the production of hydrocyanic acid using a corrugated catalyst |
| US5401483A (en) * | 1991-10-02 | 1995-03-28 | Engelhard Corporation | Catalyst assembly providing high surface area for nitric acid and/or HCN synthesis |
| US20070106317A1 (en) | 2005-11-09 | 2007-05-10 | Shelton Frederick E Iv | Hydraulically and electrically actuated articulation joints for surgical instruments |
| US20120292367A1 (en) | 2006-01-31 | 2012-11-22 | Ethicon Endo-Surgery, Inc. | Robotically-controlled end effector |
| US8992422B2 (en) | 2006-03-23 | 2015-03-31 | Ethicon Endo-Surgery, Inc. | Robotically-controlled endoscopic accessory channel |
| US9241714B2 (en) | 2011-04-29 | 2016-01-26 | Ethicon Endo-Surgery, Inc. | Tissue thickness compensator and method for making the same |
| US9301753B2 (en) | 2010-09-30 | 2016-04-05 | Ethicon Endo-Surgery, Llc | Expandable tissue thickness compensator |
| US9801628B2 (en) | 2014-09-26 | 2017-10-31 | Ethicon Llc | Surgical staple and driver arrangements for staple cartridges |
| US10980538B2 (en) | 2015-08-26 | 2021-04-20 | Ethicon Llc | Surgical stapling configurations for curved and circular stapling instruments |
| EP3344384A1 (en) * | 2015-09-04 | 2018-07-11 | Basf Se | Integrated scr and ammonia oxidation catalyst systems |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1927963A (en) * | 1932-08-18 | 1933-09-26 | Grasselli Chemical Co | Catalyst for ammonia oxidation |
| GB1404576A (en) * | 1971-08-09 | 1975-09-03 | Johnson Matthey Co Ltd | Catalyst |
-
1974
- 1974-07-12 YU YU01958/74A patent/YU195874A/xx unknown
- 1974-07-22 CS CS5222A patent/CS167210B2/cs unknown
- 1974-07-29 IN IN1692/CAL/74A patent/IN142204B/en unknown
- 1974-08-01 NO NO742792A patent/NO742792L/no unknown
- 1974-08-02 FI FI2321/74A patent/FI232174A/fi unknown
- 1974-08-08 TR TR18200A patent/TR18200A/xx unknown
- 1974-08-12 US US05/496,811 patent/US3931051A/en not_active Expired - Lifetime
- 1974-08-13 GB GB3556874A patent/GB1471327A/en not_active Expired
- 1974-08-14 BR BR6702/74A patent/BR7406702A/pt unknown
- 1974-08-14 FR FR7428232A patent/FR2240761B1/fr not_active Expired
- 1974-08-14 IT IT69538/74A patent/IT1016824B/it active
- 1974-08-14 BE BE6044717A patent/BE818899A/xx not_active IP Right Cessation
- 1974-08-15 RO RO7479797A patent/RO63897A/ro unknown
- 1974-08-15 SU SU742052074A patent/SU597322A3/ru active
- 1974-08-15 PL PL1974173498A patent/PL94690B1/pl unknown
- 1974-08-16 JP JP49094106A patent/JPS5051092A/ja active Pending
- 1974-08-16 ZA ZA00745285A patent/ZA745285B/xx unknown
- 1974-08-16 SE SE7410494A patent/SE7410494L/xx unknown
- 1974-08-16 DK DK439874A patent/DK132271C/da not_active IP Right Cessation
- 1974-08-16 AT AT672274A patent/AT331815B/de not_active IP Right Cessation
- 1974-08-16 NL NL7411000A patent/NL7411000A/xx not_active Application Discontinuation
- 1974-08-17 EG EG74338A patent/EG12216A/xx active
Also Published As
| Publication number | Publication date |
|---|---|
| US3931051A (en) | 1976-01-06 |
| AU7244874A (en) | 1976-02-19 |
| ZA745285B (en) | 1975-09-24 |
| BE818899A (fr) | 1975-02-14 |
| NL7411000A (nl) | 1975-02-19 |
| YU195874A (en) | 1982-05-31 |
| JPS5051092A (ro) | 1975-05-07 |
| DK132271C (da) | 1976-04-26 |
| DE2341624B2 (de) | 1975-07-10 |
| TR18200A (tr) | 1976-11-22 |
| SE7410494L (ro) | 1975-02-18 |
| BR7406702A (pt) | 1976-09-14 |
| FI232174A (ro) | 1975-02-18 |
| RO63897A (ro) | 1981-08-30 |
| CS167210B2 (ro) | 1976-04-29 |
| DE2341624A1 (de) | 1975-04-03 |
| DK132271B (da) | 1975-11-17 |
| FR2240761B1 (ro) | 1978-10-27 |
| DK439874A (ro) | 1975-04-21 |
| IN142204B (ro) | 1977-06-11 |
| IT1016824B (it) | 1977-06-20 |
| GB1471327A (en) | 1977-04-21 |
| PL94690B1 (pl) | 1977-08-31 |
| SU597322A3 (ru) | 1978-03-05 |
| EG12216A (en) | 1978-12-31 |
| AT331815B (de) | 1976-08-25 |
| ATA672274A (de) | 1975-12-15 |
| FR2240761A1 (ro) | 1975-03-14 |
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