NO764227L - - Google Patents
Info
- Publication number
- NO764227L NO764227L NO764227A NO764227A NO764227L NO 764227 L NO764227 L NO 764227L NO 764227 A NO764227 A NO 764227A NO 764227 A NO764227 A NO 764227A NO 764227 L NO764227 L NO 764227L
- Authority
- NO
- Norway
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/90—Measuring or controlling the joining process
- B29C66/91—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux
- B29C66/912—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux
- B29C66/9121—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux by measuring the temperature
- B29C66/91211—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux by measuring the temperature with special temperature measurement means or methods
- B29C66/91218—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux by measuring the temperature with special temperature measurement means or methods using colour change, e.g. using separate colour indicators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
- B29C65/3404—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the type of heated elements which remain in the joint
- B29C65/342—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the type of heated elements which remain in the joint comprising at least a single wire, e.g. in the form of a winding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
- B29C65/3472—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the composition of the heated elements which remain in the joint
- B29C65/3476—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the composition of the heated elements which remain in the joint being metallic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
- B29C66/122—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section
- B29C66/1222—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section comprising at least a lapped joint-segment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
- B29C66/122—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section
- B29C66/1224—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section comprising at least a butt joint-segment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
- B29C66/52—Joining tubular articles, bars or profiled elements
- B29C66/522—Joining tubular articles
- B29C66/5221—Joining tubular articles for forming coaxial connections, i.e. the tubular articles to be joined forming a zero angle relative to each other
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
- B29C66/52—Joining tubular articles, bars or profiled elements
- B29C66/522—Joining tubular articles
- B29C66/5229—Joining tubular articles involving the use of a socket
- B29C66/52291—Joining tubular articles involving the use of a socket said socket comprising a stop
- B29C66/52292—Joining tubular articles involving the use of a socket said socket comprising a stop said stop being internal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/90—Measuring or controlling the joining process
- B29C66/91—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux
- B29C66/912—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux
- B29C66/9121—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux by measuring the temperature
- B29C66/91221—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux by measuring the temperature of the parts to be joined
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L47/00—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
- F16L47/02—Welded joints; Adhesive joints
- F16L47/03—Welded joints with an electrical resistance incorporated in the joint
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
- B29C65/3468—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the means for supplying heat to said heated elements which remain in the join, e.g. special electrical connectors of windings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
- B29C66/114—Single butt joints
- B29C66/1142—Single butt to butt joints
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Branch Pipes, Bends, And The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1641675A CH606895A5 (de) | 1975-12-18 | 1975-12-18 |
Publications (3)
Publication Number | Publication Date |
---|---|
NO764227L true NO764227L (de) | 1977-06-21 |
NO145048B NO145048B (no) | 1981-09-21 |
NO145048C NO145048C (no) | 1982-01-04 |
Family
ID=4417181
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO764227A NO145048C (no) | 1975-12-18 | 1976-12-14 | Elektrisk oppvarmbar sveisemuffe og fremgangsmaate til fremstilling av samme. |
Country Status (14)
Country | Link |
---|---|
US (1) | US4147926A (de) |
AT (1) | AT350342B (de) |
BE (1) | BE849569A (de) |
CA (1) | CA1039770A (de) |
CH (1) | CH606895A5 (de) |
DE (2) | DE7639283U1 (de) |
DK (1) | DK571176A (de) |
FI (1) | FI65482C (de) |
FR (1) | FR2335325A1 (de) |
IT (1) | IT1065429B (de) |
LU (1) | LU76413A1 (de) |
NL (1) | NL7614100A (de) |
NO (1) | NO145048C (de) |
SE (1) | SE7614212L (de) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH622870A5 (de) * | 1977-06-03 | 1981-04-30 | Werner Sturm | |
US4313053A (en) * | 1980-01-02 | 1982-01-26 | Von Roll A.G. | Welding sleeve of thermoplastic material |
ES500110A0 (es) * | 1980-03-10 | 1982-05-01 | Fischer Ag Georg | Dispositivo de empalme por soldadura de dos tubos alineados de material sintetico |
BR8108749A (pt) * | 1980-08-22 | 1982-06-22 | Esdan Pty Ltd | Guarnicoes para canos para fusao eletrica |
CH648393A5 (de) * | 1980-08-29 | 1985-03-15 | Werner Sturm | Elektro-schweissmuffe aus einem thermoplast zum verbinden von leitungselementen aus thermoplast. |
DE3204681C2 (de) * | 1982-02-11 | 1986-02-06 | Friedrichsfeld Gmbh, Steinzeug- Und Kunststoffwerke, 6800 Mannheim | Verfahren und Vorrichtung zum Einbetten eines elektrischen Heizdrahtes in einem muffenartigen Kunststoffteil |
EP0093821B1 (de) * | 1982-05-12 | 1987-05-06 | Geberit AG | Schweissmuffe |
US4622087A (en) * | 1983-02-18 | 1986-11-11 | The Victaulic Company Plc | Method of making weldable pipe fittings |
US4626308A (en) * | 1983-02-18 | 1986-12-02 | The Victaulic Company Plc | Method of making welded pipe joints |
GB8410765D0 (en) * | 1984-04-27 | 1984-06-06 | Glynwed Tubes & Fittings | Fusion pad |
US4642155A (en) * | 1985-05-16 | 1987-02-10 | Central Plastics Company | Thermoplastic fitting electric heat welding method and apparatus |
US4602148A (en) * | 1985-05-16 | 1986-07-22 | Central Plastics Company | Thermoplastic fitting electric heat welding method and apparatus |
US4631107A (en) * | 1985-05-16 | 1986-12-23 | Central Plastics Company | Thermoplastic fitting electric heat welding apparatus |
CH668739A5 (de) * | 1986-01-08 | 1989-01-31 | Geberit Ag | Einrichtung mit einer kunststoff-schweissmuffe und einem anschlusskopf. |
US4684789A (en) * | 1986-04-17 | 1987-08-04 | Central Plastics Company | Thermoplastic fitting electric welding method and apparatus |
US4906313A (en) * | 1988-05-09 | 1990-03-06 | R. W. Lyall & Company, Inc. | Fusion weld method and assembly for forming a fusion welded joint between pipe sections |
CA1321626C (en) * | 1988-07-21 | 1993-08-24 | Naotake Uda | Electrofusion of electrofusion joint, method of confirming state of fusion and fusion joint suitable for use in the methods |
US4894521A (en) * | 1988-11-21 | 1990-01-16 | Central Plastics Company | Electric heating element for fusing thermoplastic materials |
US4978837A (en) * | 1990-04-13 | 1990-12-18 | Central Plastics Company | Method and apparatus for electrically heat welding thermoplastic fittings |
DE4332196C2 (de) * | 1993-09-22 | 1996-09-19 | Fischer Georg Rohrleitung | Schweißmuffe aus thermoplastischem Material |
GB9406591D0 (en) * | 1994-03-31 | 1994-05-25 | Glynwed Plastics | Improvements in or relating to electrofusion couplers |
US6441352B1 (en) | 2000-01-05 | 2002-08-27 | Ef Technologies, Inc. | Apparatus for electrically heat welding thermoplastic fittings and method of using the same |
US20060202471A1 (en) * | 2005-03-07 | 2006-09-14 | Weisbond Bradley K | Electro-fusion joining system for thermoplastic piping systems |
CN101988613A (zh) * | 2009-07-30 | 2011-03-23 | 上海龙胜实业有限公司 | 一种指示塑胶管件热熔接长度的方法 |
RU2450202C2 (ru) * | 2010-07-19 | 2012-05-10 | Учреждение Российской академии наук Институт проблем нефти и газа Сибирского отделения Российской академии наук | Способ муфтовой сварки полимерных труб |
RU2458279C2 (ru) * | 2010-08-27 | 2012-08-10 | Учреждение Российской академии наук Институт проблем нефти и газа Сибирского отделения Российской академии наук | Способ сварки полимерных труб с помощью электромуфт |
RU2484962C1 (ru) * | 2012-01-10 | 2013-06-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Казанский государственный энергетический университет" (ФГБОУ ВПО "КГЭУ") | Устройство для сварки полимерных трубчатых элементов |
WO2013110616A1 (en) | 2012-01-23 | 2013-08-01 | Inter Hospitality Holding B.V. | Method and system for construction of a building |
SI2617913T1 (sl) | 2012-01-23 | 2017-03-31 | Vastint Hospitality B.V. | Prefabricirana panelna plošča za stavbo |
UA115775C2 (uk) | 2012-01-23 | 2017-12-26 | Вастінт Хоспіталіті Б.В. | Збірний модуль для будівлі |
GB201204294D0 (en) * | 2012-03-12 | 2012-04-25 | Pioneer Lining Technology Ltd | Electrofusion fitting |
CA162506S (en) | 2013-07-22 | 2015-06-25 | Vastint Hospitality B V | Prefabricated living unit |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1980561A (en) * | 1929-11-21 | 1934-11-13 | Linde Air Prod Co | Welded joint |
US2890899A (en) * | 1955-10-31 | 1959-06-16 | Plymouth Ind Products Inc | Multiple duct sleeve |
GB859954A (en) * | 1957-12-09 | 1961-01-25 | British Insulated Callenders | Improvements in or relating to pipe joints |
NL236188A (de) * | 1958-02-17 | |||
US3179445A (en) * | 1961-10-10 | 1965-04-20 | Eternit Spa | Pipe joint spacer member |
US3212799A (en) * | 1962-05-22 | 1965-10-19 | Johns Manville | Pipe coupling |
US3208757A (en) * | 1963-10-23 | 1965-09-28 | Pyramid Ind Inc | Joint for plastic pipe |
FR1387254A (fr) * | 1963-12-18 | 1965-01-29 | Manchon de raccordement de pièces cylindriques | |
FR1416207A (fr) * | 1964-11-30 | 1965-10-29 | American Metal Prod | Accouplement de conduites en matière plastique |
GB1234783A (en) * | 1967-10-10 | 1971-06-09 | Phetco England Ltd | Improvements in or relating to connectors for connecting w.c. pans to soil pipes |
US3563574A (en) * | 1969-01-28 | 1971-02-16 | Certain Teed Prod Corp | Coupling for plastic pipe |
DE1960466A1 (de) * | 1969-12-02 | 1971-06-09 | Hartinger Geb Drautzburg Chris | Rohrverbindung an Kunststoffrohren |
CH515449A (de) * | 1970-09-08 | 1971-11-15 | Rollmaplast Ag | Elektrisch schweissbare Rohrmuffe aus Kunststoff mit Berührungsschutz |
US3797865A (en) * | 1971-02-25 | 1974-03-19 | Palmer Concrete Prod Inc | Adapter |
BE789145A (fr) * | 1971-09-27 | 1973-01-15 | Phone Ducs | Troncons de conduit |
NL175458C (nl) * | 1973-03-14 | 1984-11-01 | Sturm Werner | Werkwijze voor het vervaardigen van een lasmof voor thermoplastische buizen. |
CH570577A5 (de) * | 1974-05-10 | 1975-12-15 | Fischer Ag Georg |
-
1975
- 1975-12-18 CH CH1641675A patent/CH606895A5/xx not_active IP Right Cessation
-
1976
- 1976-12-14 NO NO764227A patent/NO145048C/no unknown
- 1976-12-15 FI FI763608A patent/FI65482C/fi not_active IP Right Cessation
- 1976-12-15 US US05/750,764 patent/US4147926A/en not_active Expired - Lifetime
- 1976-12-15 DE DE7639283U patent/DE7639283U1/de not_active Expired
- 1976-12-15 DE DE2656850A patent/DE2656850C2/de not_active Expired
- 1976-12-16 IT IT30460/76A patent/IT1065429B/it active
- 1976-12-17 BE BE173411A patent/BE849569A/xx not_active IP Right Cessation
- 1976-12-17 FR FR7638084A patent/FR2335325A1/fr active Granted
- 1976-12-17 CA CA268,169A patent/CA1039770A/en not_active Expired
- 1976-12-17 DK DK571176A patent/DK571176A/da unknown
- 1976-12-17 NL NL7614100A patent/NL7614100A/xx not_active Application Discontinuation
- 1976-12-17 SE SE7614212A patent/SE7614212L/xx unknown
- 1976-12-17 AT AT940776A patent/AT350342B/de not_active IP Right Cessation
- 1976-12-17 LU LU76413A patent/LU76413A1/xx unknown
Also Published As
Publication number | Publication date |
---|---|
CA1039770A (en) | 1978-10-03 |
FR2335325A1 (fr) | 1977-07-15 |
DE2656850A1 (de) | 1977-06-30 |
IT1065429B (it) | 1985-02-25 |
SE7614212L (sv) | 1977-06-19 |
FR2335325B3 (de) | 1979-08-24 |
US4147926A (en) | 1979-04-03 |
NL7614100A (nl) | 1977-06-21 |
NO145048B (no) | 1981-09-21 |
DE7639283U1 (de) | 1977-04-07 |
AT350342B (de) | 1979-05-25 |
CH606895A5 (de) | 1978-11-15 |
FI65482C (fi) | 1984-05-10 |
DE2656850C2 (de) | 1985-04-18 |
BE849569A (fr) | 1977-04-15 |
FI763608A (de) | 1977-06-19 |
DK571176A (da) | 1977-06-19 |
LU76413A1 (de) | 1977-06-10 |
ATA940776A (de) | 1978-10-15 |
NO145048C (no) | 1982-01-04 |
FI65482B (fi) | 1984-01-31 |