IT955185B - Cartuccia catalitica - Google Patents
Cartuccia cataliticaInfo
- Publication number
- IT955185B IT955185B IT23728/72A IT2372872A IT955185B IT 955185 B IT955185 B IT 955185B IT 23728/72 A IT23728/72 A IT 23728/72A IT 2372872 A IT2372872 A IT 2372872A IT 955185 B IT955185 B IT 955185B
- Authority
- IT
- Italy
- Prior art keywords
- catalytic cartridge
- cartridge
- catalytic
- Prior art date
Links
- 230000003197 catalytic effect Effects 0.000 title 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
- F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
- F01N3/2807—Metal other than sintered metal
-
- 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
- B01J12/00—Chemical processes in general for reacting gaseous media with gaseous media; Apparatus specially adapted therefor
- B01J12/007—Chemical processes in general for reacting gaseous media with gaseous media; Apparatus specially adapted therefor in the presence of catalytically active bodies, e.g. porous plates
-
- 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
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/24—Stationary reactors without moving elements inside
- B01J19/248—Reactors comprising multiple separated flow channels
- B01J19/249—Plate-type reactors
-
- 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
- B01J23/48—Silver or gold
- B01J23/50—Silver
-
- 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
-
- 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
- B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
-
- 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
-
- 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
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/06—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds in tube reactors; the solid particles being arranged in tubes
- B01J8/067—Heating or cooling the reactor
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D301/00—Preparation of oxiranes
- C07D301/02—Synthesis of the oxirane ring
- C07D301/03—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds
- C07D301/04—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen
- C07D301/08—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen in the gaseous phase
- C07D301/10—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen in the gaseous phase with catalysts containing silver or gold
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
- F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
- F01N3/2807—Metal other than sintered metal
- F01N3/281—Metallic honeycomb monoliths made of stacked or rolled sheets, foils or plates
- F01N3/2814—Metallic honeycomb monoliths made of stacked or rolled sheets, foils or plates all sheets, plates or foils being corrugated
-
- 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
- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/00008—Controlling the process
- B01J2208/00017—Controlling the temperature
- B01J2208/00106—Controlling the temperature by indirect heat exchange
- B01J2208/00168—Controlling the temperature by indirect heat exchange with heat exchange elements outside the bed of solid particles
- B01J2208/00212—Plates; Jackets; Cylinders
-
- 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
- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/00008—Controlling the process
- B01J2208/00017—Controlling the temperature
- B01J2208/00106—Controlling the temperature by indirect heat exchange
- B01J2208/00168—Controlling the temperature by indirect heat exchange with heat exchange elements outside the bed of solid particles
- B01J2208/00212—Plates; Jackets; Cylinders
- B01J2208/0023—Plates; Jackets; Cylinders with some catalyst tubes being empty, e.g. dummy tubes or flow-adjusting rods
-
- 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
- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/00796—Details of the reactor or of the particulate material
- B01J2208/00805—Details of the particulate material
- B01J2208/00814—Details of the particulate material the particulate material being provides in prefilled containers
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00076—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements inside the reactor
- B01J2219/00085—Plates; Jackets; Cylinders
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/18—Details relating to the spatial orientation of the reactor
- B01J2219/185—Details relating to the spatial orientation of the reactor vertical
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/24—Stationary reactors without moving elements inside
- B01J2219/2401—Reactors comprising multiple separate flow channels
- B01J2219/245—Plate-type reactors
- B01J2219/2451—Geometry of the reactor
- B01J2219/2455—Plates arranged radially
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/24—Stationary reactors without moving elements inside
- B01J2219/2401—Reactors comprising multiple separate flow channels
- B01J2219/245—Plate-type reactors
- B01J2219/2461—Heat exchange aspects
- B01J2219/2462—Heat exchange aspects the reactants being in indirect heat exchange with a non reacting heat exchange medium
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/24—Stationary reactors without moving elements inside
- B01J2219/2401—Reactors comprising multiple separate flow channels
- B01J2219/245—Plate-type reactors
- B01J2219/2476—Construction materials
- B01J2219/2477—Construction materials of the catalysts
- B01J2219/2479—Catalysts coated on the surface of plates or inserts
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/24—Stationary reactors without moving elements inside
- B01J2219/2401—Reactors comprising multiple separate flow channels
- B01J2219/245—Plate-type reactors
- B01J2219/2476—Construction materials
- B01J2219/2477—Construction materials of the catalysts
- B01J2219/2482—Catalytically active foils; Plates having catalytically activity on their own
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/24—Stationary reactors without moving elements inside
- B01J2219/2401—Reactors comprising multiple separate flow channels
- B01J2219/245—Plate-type reactors
- B01J2219/2476—Construction materials
- B01J2219/2483—Construction materials of the plates
- B01J2219/2485—Metals or alloys
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
- B01J2219/324—Composition or microstructure of the elements
- B01J2219/32466—Composition or microstructure of the elements comprising catalytically active material
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
- B01J2219/324—Composition or microstructure of the elements
- B01J2219/32466—Composition or microstructure of the elements comprising catalytically active material
- B01J2219/32475—Composition or microstructure of the elements comprising catalytically active material involving heat exchange
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Toxicology (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Health & Medical Sciences (AREA)
- Catalysts (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Priority Applications (12)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT23728/72A IT955185B (it) | 1972-04-29 | 1972-04-29 | Cartuccia catalitica |
US249771A US3890104A (en) | 1970-11-03 | 1972-05-03 | Catalytic cartridge |
JP4630573A JPS5548857B2 (fr) | 1972-04-29 | 1973-04-25 | |
CS3028A CS174877B2 (fr) | 1972-04-29 | 1973-04-26 | |
BE130537A BE798859A (fr) | 1972-04-29 | 1973-04-27 | Cartouches catalytiques a ruban plisse |
DE2366546A DE2366546C2 (de) | 1972-04-29 | 1973-04-27 | Wärmeaustauscher |
NLAANVRAGE7305950,A NL179192C (nl) | 1972-04-29 | 1973-04-27 | Katalysatorpatroon. |
FR7315356A FR2183063B1 (fr) | 1972-04-29 | 1973-04-27 | |
DE2321378A DE2321378C2 (de) | 1972-04-29 | 1973-04-27 | Katalysatorform |
DD170517A DD107774A5 (de) | 1972-04-29 | 1973-04-28 | Katalytische huelse und verfahren zu ihrer herstellung |
SU7301919951A SU572182A3 (ru) | 1972-04-29 | 1973-04-28 | Каталитический патрон |
GB2050273A GB1427252A (en) | 1972-04-29 | 1973-04-30 | Catalytic cartridges |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT23728/72A IT955185B (it) | 1972-04-29 | 1972-04-29 | Cartuccia catalitica |
Publications (1)
Publication Number | Publication Date |
---|---|
IT955185B true IT955185B (it) | 1973-09-29 |
Family
ID=11209479
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT23728/72A IT955185B (it) | 1970-11-03 | 1972-04-29 | Cartuccia catalitica |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS5548857B2 (fr) |
BE (1) | BE798859A (fr) |
CS (1) | CS174877B2 (fr) |
DD (1) | DD107774A5 (fr) |
DE (2) | DE2366546C2 (fr) |
FR (1) | FR2183063B1 (fr) |
GB (1) | GB1427252A (fr) |
IT (1) | IT955185B (fr) |
NL (1) | NL179192C (fr) |
SU (1) | SU572182A3 (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6191235U (fr) * | 1984-11-19 | 1986-06-13 | ||
ES2010200B3 (es) * | 1986-05-12 | 1989-11-01 | Interatom Ges Mit Beschrankter Haftung | Cuerpo portante metalico para catalizador con capas que discurren en forma de envolvente. |
BR9306740A (pt) * | 1992-07-14 | 1998-12-08 | Emitec Emissionstechnologie | Corpo de colmeia metálico de camadas de chapas entrelaçadas e processo para sua fabricação |
DE4409026A1 (de) * | 1994-03-16 | 1995-11-09 | Bayerische Motoren Werke Ag | Abgaskatalysator, insbesondere für Brennkraftmaschinen |
DE10025382A1 (de) * | 2000-05-24 | 2001-12-06 | Basf Ag | Vorrichtung und Verfahren zur Durchführung von heterogen katalysierten Gasphasenreaktionen mit Wärmetönung |
KR101237662B1 (ko) * | 2004-05-07 | 2013-02-26 | 바스프 에스이 | 촉매 튜브 다발의 촉매 튜브를 구조화된 방식으로 충진하는방법 |
DE102004023249A1 (de) * | 2004-05-07 | 2005-03-10 | Basf Ag | Verfahren zur strukturierten Befüllung von Kontaktrohren eines Kontaktrohrbündels |
US7682580B2 (en) * | 2005-05-19 | 2010-03-23 | Catacel Corp. | Catalytic reactor having radial leaves |
DE102005043196A1 (de) * | 2005-09-09 | 2007-03-15 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Verfahren zur Herstellung eines ringförmigen Wabenkörpers, sowie ringförmiger Wabenkörper |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA641574A (en) * | 1962-05-22 | J. Meijer Roelf | Cylindrical heat exchanger | |
DE814159C (de) * | 1949-07-08 | 1951-09-20 | Otto H Dr-Ing E H Hartmann | Waermeaustauscher |
DE1002771B (de) * | 1952-01-05 | 1957-02-21 | Escher Wyss Gmbh | Waermeaustauschrohr mit schraubenfoermig aufgewickeltem gewelltem Metallband |
FR1193290A (fr) * | 1958-03-14 | 1959-11-02 | Tube pour échangeur de chaleur | |
US3208131A (en) * | 1961-03-22 | 1965-09-28 | Universal Oil Prod Co | Rigid catalytic metallic unit and method for the production thereof |
US3255818A (en) | 1964-03-09 | 1966-06-14 | Gen Motors Corp | Involute plate heat exchanger |
FR2113249A5 (fr) * | 1970-11-03 | 1972-06-23 | Getters Spa |
-
1972
- 1972-04-29 IT IT23728/72A patent/IT955185B/it active
-
1973
- 1973-04-25 JP JP4630573A patent/JPS5548857B2/ja not_active Expired
- 1973-04-26 CS CS3028A patent/CS174877B2/cs unknown
- 1973-04-27 DE DE2366546A patent/DE2366546C2/de not_active Expired
- 1973-04-27 DE DE2321378A patent/DE2321378C2/de not_active Expired
- 1973-04-27 BE BE130537A patent/BE798859A/fr not_active IP Right Cessation
- 1973-04-27 NL NLAANVRAGE7305950,A patent/NL179192C/xx not_active IP Right Cessation
- 1973-04-27 FR FR7315356A patent/FR2183063B1/fr not_active Expired
- 1973-04-28 DD DD170517A patent/DD107774A5/xx unknown
- 1973-04-28 SU SU7301919951A patent/SU572182A3/ru active
- 1973-04-30 GB GB2050273A patent/GB1427252A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE798859A (fr) | 1973-08-16 |
SU572182A3 (ru) | 1977-09-05 |
CS174877B2 (fr) | 1977-04-29 |
DE2321378C2 (de) | 1985-12-05 |
DE2366546C2 (de) | 1988-12-22 |
DE2321378A1 (de) | 1973-11-08 |
FR2183063A1 (fr) | 1973-12-14 |
JPS5548857B2 (fr) | 1980-12-09 |
JPS4948566A (fr) | 1974-05-10 |
GB1427252A (en) | 1976-03-10 |
DD107774A5 (de) | 1974-08-12 |
FR2183063B1 (fr) | 1975-12-26 |
NL7305950A (fr) | 1973-10-31 |
NL179192C (nl) | 1986-08-01 |
NL179192B (nl) | 1986-03-03 |
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