FR2337299A1 - Procede pour realiser une bague d'agrafage composite et bague d'agrafage ainsi obtenue notamment pour jonction de tubes - Google Patents

Procede pour realiser une bague d'agrafage composite et bague d'agrafage ainsi obtenue notamment pour jonction de tubes

Info

Publication number
FR2337299A1
FR2337299A1 FR7638277A FR7638277A FR2337299A1 FR 2337299 A1 FR2337299 A1 FR 2337299A1 FR 7638277 A FR7638277 A FR 7638277A FR 7638277 A FR7638277 A FR 7638277A FR 2337299 A1 FR2337299 A1 FR 2337299A1
Authority
FR
France
Prior art keywords
stapling
ring
stapling ring
composite
making
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
Application number
FR7638277A
Other languages
English (en)
Other versions
FR2337299B1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FIP Formatura Iniezione Polimeri SpA
Original Assignee
FIP Formatura Iniezione Polimeri SpA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by FIP Formatura Iniezione Polimeri SpA filed Critical FIP Formatura Iniezione Polimeri SpA
Publication of FR2337299A1 publication Critical patent/FR2337299A1/fr
Application granted granted Critical
Publication of FR2337299B1 publication Critical patent/FR2337299B1/fr
Granted legal-status Critical Current

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
    • 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
    • B29C65/08—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations
    • 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
    • B29C65/56—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits
    • B29C65/565—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits involving interference fits, e.g. force-fits or press-fits
    • 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
    • B29C66/01—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
    • B29C66/128—Stepped joint cross-sections
    • B29C66/1282—Stepped joint cross-sections comprising at least one overlap joint-segment
    • B29C66/12821—Stepped joint cross-sections comprising at least one overlap joint-segment comprising at least two overlap joint-segments
    • 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
    • B29C66/128—Stepped joint cross-sections
    • B29C66/1284—Stepped joint cross-sections comprising at least one 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
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/20—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
    • B29C66/23—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being multiple and parallel or being in the form of tessellations
    • B29C66/232—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being multiple and parallel or being in the form of tessellations said joint lines being multiple and parallel, i.e. the joint being formed by several parallel joint lines
    • 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
    • B29C66/302—Particular design of joint configurations the area to be joined comprising melt initiators
    • B29C66/3022—Particular design of joint configurations the area to be joined comprising melt initiators said melt initiators being integral with at least one of the parts to be joined
    • B29C66/30223—Particular design of joint configurations the area to be joined comprising melt initiators said melt initiators being integral with at least one of the parts to be joined said melt initiators being rib-like
    • 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
    • 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
    • B29C66/53—Joining single elements to tubular articles, hollow articles or bars
    • B29C66/534—Joining single elements to open ends of tubular or hollow articles or to the ends of bars
    • B29C66/5344—Joining single elements to open ends of tubular or hollow articles or to the ends of bars said single elements being substantially annular, i.e. of finite length, e.g. joining flanges to tube ends
    • 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
    • B29C66/61—Joining from or joining on the inside
    • 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
    • F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
    • F16L19/08—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts with metal rings which bite into the wall of the pipe
    • F16L19/083—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts with metal rings which bite into the wall of the pipe the longitudinal cross-section of the ring not being modified during clamping
    • F16L19/086—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts with metal rings which bite into the wall of the pipe the longitudinal cross-section of the ring not being modified during clamping with additional sealing means
    • 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
    • F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
    • F16L19/08—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts with metal rings which bite into the wall of the pipe
    • F16L19/10—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts with metal rings which bite into the wall of the pipe the profile of the ring being altered
    • F16L19/12—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts with metal rings which bite into the wall of the pipe the profile of the ring being altered with additional sealing means
    • 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
    • F16L37/00—Couplings of the quick-acting type
    • F16L37/08—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
    • F16L37/084—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking
    • F16L37/092—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking by means of elements wedged between the pipe and the frusto-conical surface of the body of the connector
    • F16L37/0925—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking by means of elements wedged between the pipe and the frusto-conical surface of the body of the connector with rings which bite into the wall of the pipe
    • 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
    • B29C65/56—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits
    • B29C65/562—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits using extra joining elements, i.e. which are not integral with the parts to be joined
FR7638277A 1975-12-31 1976-12-20 Procede pour realiser une bague d'agrafage composite et bague d'agrafage ainsi obtenue notamment pour jonction de tubes Granted FR2337299A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT12955/75A IT1053192B (it) 1975-12-31 1975-12-31 Procedimento perfezionato per la realizzazione di un anello di graffaggio composito ed anello di graffaggio composito in talmodo ottenuto

Publications (2)

Publication Number Publication Date
FR2337299A1 true FR2337299A1 (fr) 1977-07-29
FR2337299B1 FR2337299B1 (fr) 1983-03-18

Family

ID=11143916

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7638277A Granted FR2337299A1 (fr) 1975-12-31 1976-12-20 Procede pour realiser une bague d'agrafage composite et bague d'agrafage ainsi obtenue notamment pour jonction de tubes

Country Status (15)

Country Link
US (1) US4140324A (fr)
AT (1) AT355383B (fr)
AU (1) AU510489B2 (fr)
BR (1) BR7608390A (fr)
CH (1) CH613266A5 (fr)
DE (1) DE2656800A1 (fr)
ES (1) ES454714A1 (fr)
FR (1) FR2337299A1 (fr)
GB (1) GB1530340A (fr)
GR (1) GR62163B (fr)
IL (1) IL51073A0 (fr)
IT (1) IT1053192B (fr)
NL (1) NL7613996A (fr)
SU (1) SU745381A3 (fr)
ZA (1) ZA767476B (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2434707A1 (fr) * 1978-05-30 1980-03-28 Eastman Kodak Co Ensemble stratifie constitue d'un objet et d'une monture et procede pour sa fabrication
WO1983002997A1 (fr) * 1982-02-27 1983-09-01 Frauenfeld, Martin Dispositif accumulateur pour transfert thermique
EP0559591A1 (fr) * 1992-03-04 1993-09-08 Eaton S.A.M. Procédé d'assemblage par soudure ultrasonique d'une vanne électromagnétique

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4219912A (en) * 1978-10-10 1980-09-02 Baxter Travenol Laboratories, Inc. Injection site having thermoplastically sealed injection port
GB2120339B (en) * 1982-05-18 1985-11-13 Guest John D Quick release tube coupling
GB2129080A (en) * 1982-10-18 1984-05-10 Plastiers Ltd Pipe fitting
GB2132295B (en) * 1982-12-13 1986-03-19 Guest John Ltd Pipe coupling
GB2143603B (en) * 1983-07-21 1986-07-09 Guest John Ltd Quick release tube coupling
DE3861531D1 (de) * 1987-03-23 1991-02-21 Ebauchesfabrik Eta Ag Uhrengehaeuse, einheit zu dessen herstellung und verfahren zum bauen dieser einheit.
DE8905558U1 (fr) * 1989-05-03 1990-06-21 Wheli Inter Ag, Zug, Ch
US5259894A (en) * 1990-01-26 1993-11-09 Sampson Richard K Method for solvent bonding non-porous materials to automatically create variable bond characteristics
GB2286026B (en) * 1994-01-19 1997-08-06 Guest John D Improvements in or relating to grab rings
CA2430611C (fr) * 2003-05-30 2008-11-25 Ipex Inc. Joint de tuyauterie
US20090101328A1 (en) 2004-09-28 2009-04-23 Advanced Composite Products & Technology, Inc. Composite drill pipe and method of forming same
US7458617B2 (en) * 2004-09-28 2008-12-02 Advanced Composite Products & Technology, Inc. Composite drill pipe
JP4429347B2 (ja) * 2007-09-18 2010-03-10 富士通テン株式会社 ミリ波レーダ装置のバイアス調整方法
RU2472057C2 (ru) * 2007-11-11 2013-01-10 Плассим Фиттингс Лтд. Зажимное кольцо для фиттинга
US10342958B2 (en) 2017-06-30 2019-07-09 Abbott Cardiovascular Systems Inc. System and method for correcting valve regurgitation
US10895276B2 (en) * 2018-02-20 2021-01-19 Dana Automotive Systems Group, Llc Two material joint design

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2209235A (en) * 1938-06-29 1940-07-23 Goodrich Co B F Pipe joint assembly
US2991092A (en) * 1957-07-05 1961-07-04 American Cast Iron Pipe Co Pipe coupling having a double sealing action gasket
US3815940A (en) * 1971-07-22 1974-06-11 Mueller Co Joint for smooth end or flareless pipe

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2434707A1 (fr) * 1978-05-30 1980-03-28 Eastman Kodak Co Ensemble stratifie constitue d'un objet et d'une monture et procede pour sa fabrication
WO1983002997A1 (fr) * 1982-02-27 1983-09-01 Frauenfeld, Martin Dispositif accumulateur pour transfert thermique
EP0559591A1 (fr) * 1992-03-04 1993-09-08 Eaton S.A.M. Procédé d'assemblage par soudure ultrasonique d'une vanne électromagnétique
FR2688165A1 (fr) * 1992-03-04 1993-09-10 Eaton Sa Monaco Procede d'assemblage de pieces en matiere plastique par soudure ultrasonique, et son application aux vannes electromagnetiques.

Also Published As

Publication number Publication date
CH613266A5 (fr) 1979-09-14
GR62163B (en) 1979-03-01
DE2656800A1 (de) 1977-07-07
ZA767476B (en) 1977-11-30
AU2041976A (en) 1978-06-15
IT1053192B (it) 1981-08-31
BR7608390A (pt) 1977-12-13
ES454714A1 (es) 1978-04-16
GB1530340A (en) 1978-10-25
AT355383B (de) 1980-02-25
AU510489B2 (en) 1980-06-26
SU745381A3 (ru) 1980-06-30
FR2337299B1 (fr) 1983-03-18
ATA932776A (de) 1979-07-15
NL7613996A (nl) 1977-07-04
US4140324A (en) 1979-02-20
IL51073A0 (en) 1977-02-28

Similar Documents

Publication Publication Date Title
FR2337299A1 (fr) Procede pour realiser une bague d'agrafage composite et bague d'agrafage ainsi obtenue notamment pour jonction de tubes
BE846800A (fr) Procede de construction d'un module thermo-electrique et module ainsi obtenue
FR2303080A1 (fr) Procede de preparation d'une composition microbienne hydrosoluble et composition obtenue
FR2310323A1 (fr) Procede pour la production d'agglomeres de ciment expansifs et a resistance elevee
FR2315497A1 (fr) Procede de preparation d'un acide terephtalique presentant un degre eleve de purete
FR2324389A1 (fr) Procede et machine d'expansion de tuyaux
IT1065078B (it) Adesivo a fusione e procedimento per la sua fabbricazione
FR2314155A1 (fr) Procede pour la production d'agglomeres de ciment a resistance elevee
BE846933A (fr) Procede de production d'acide clavulanique,
BE833590A (fr) Procede de production d'anhydride maleique
IT1064004B (it) Fotoricettore composito e procedimento per la sua produzione
FR2329922A1 (fr) Joint d'etancheite formant des zones d'etancheite espacees successives
FR2298002A1 (fr) Procede pour la production d'energie
FR2297209A1 (fr) Procede de preparation d'azodinitriles a partir d'aminonitriles en presence d'un agent tensio-actif
RO72242A (fr) Procede pour la preparation d'un ester de l'acide 1-sulfonique-3-hydroxy-3-cephem-4-carboxylique
FR2310520A1 (fr) Procede d'execution de raccords
FR2302967A1 (fr) Procede pour la preparation de bioxyde d'uranium a l'etat finement divise
BE841248A (fr) Procede de preparation d'un corps composite et corps composite ainsi obtenu
FR2321755A1 (fr) Procede de formation d'electrodes pour varistances du type a oxyde de zinc, et varistances ainsi obtenues
FR2308729A1 (fr) Procede pour rendre une etoffe melangee capable de retarder la propagation d'une flamme, et etoffe obtenue
FR2318849A1 (fr) Procede pour la preparation du chloro-2 butadiene-1,3
FR2335324A1 (fr) Procede pour le soudage en t ou en bout d'un materiau composite plastique
JPS5215142A (en) Method of joining composite reinforcement
BE824803A (fr) Procede de fabrication d'aciers au chrome pauvres en carbone et d'alliages ferro-chromiques
FR2297490A1 (fr) Procede pour la realisation d'une cathode a reserve moulee et cathode a reserve ainsi realisee

Legal Events

Date Code Title Description
ST Notification of lapse