DE1439770A1 - Coupling device, especially for nuclear reactor fuel elements - Google Patents
Coupling device, especially for nuclear reactor fuel elementsInfo
- Publication number
- DE1439770A1 DE1439770A1 DE19611439770 DE1439770A DE1439770A1 DE 1439770 A1 DE1439770 A1 DE 1439770A1 DE 19611439770 DE19611439770 DE 19611439770 DE 1439770 A DE1439770 A DE 1439770A DE 1439770 A1 DE1439770 A1 DE 1439770A1
- Authority
- DE
- Germany
- Prior art keywords
- old
- component
- daduroh
- naoh
- finger
- 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.)
- Pending
Links
- 230000008878 coupling Effects 0.000 title description 15
- 238000010168 coupling process Methods 0.000 title description 15
- 238000005859 coupling reaction Methods 0.000 title description 15
- 239000003758 nuclear fuel Substances 0.000 title description 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims 3
- 238000005452 bending Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 claims 1
- ZZIZZTHXZRDOFM-XFULWGLBSA-N tamsulosin hydrochloride Chemical compound [H+].[Cl-].CCOC1=CC=CC=C1OCCN[C@H](C)CC1=CC=C(OC)C(S(N)(=O)=O)=C1 ZZIZZTHXZRDOFM-XFULWGLBSA-N 0.000 claims 1
- 241000272517 Anseriformes Species 0.000 description 1
- 235000010205 Cola acuminata Nutrition 0.000 description 1
- 244000228088 Cola acuminata Species 0.000 description 1
- 235000015438 Cola nitida Nutrition 0.000 description 1
- 241000287127 Passeridae Species 0.000 description 1
- 244000269722 Thea sinensis Species 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 210000002105 tongue Anatomy 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C19/00—Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel
- G21C19/02—Details of handling arrangements
-
- 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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
- F16B7/04—Clamping or clipping connections
- F16B7/0406—Clamping or clipping connections for rods or tubes being coaxial
- F16B7/0426—Clamping or clipping connections for rods or tubes being coaxial for rods or for tubes without using the innerside thereof
-
- 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
- F16L37/24—Couplings of the quick-acting type in which the connection is made by inserting one member axially into the other and rotating it to a limited extent, e.g. with bayonet action
- F16L37/244—Couplings of the quick-acting type in which the connection is made by inserting one member axially into the other and rotating it to a limited extent, e.g. with bayonet action the coupling being co-axial with the pipe
- F16L37/252—Couplings of the quick-acting type in which the connection is made by inserting one member axially into the other and rotating it to a limited extent, e.g. with bayonet action the coupling being co-axial with the pipe the male part having lugs on its periphery penetrating in the corresponding slots provided in the female part
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C19/00—Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel
- G21C19/02—Details of handling arrangements
- G21C19/10—Lifting devices or pulling devices adapted for co-operation with fuel elements or with control elements
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C19/00—Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel
- G21C19/16—Articulated or telescopic chutes or tubes for connection to channels in the reactor core
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C5/00—Moderator or core structure; Selection of materials for use as moderator
- G21C5/02—Details
- G21C5/06—Means for locating or supporting fuel elements
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- High Energy & Nuclear Physics (AREA)
- Mechanical Engineering (AREA)
- Gasket Seals (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
- Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
Description
j PATENTANWALTj PATENT ADVOCATE
•ankkonttn ι• ankkonttn ι
61 17561 175
9. tat 19619th did 1961
EIIOfDOM ATOMXO ΕΧΙΒβΧ AUTHORITT, Paten«· Branch, 11-12 Charl·· II Street, London» 8»w. 1,EIIOfDOM ATOMXO ΕΧΙΒβΧ AUTHORITT, godfather «· Branch, 11-12 Charl · · II Street, London »8» w. 1,
FIIr dl··· Anseidung wird dl· Priorität au· der britlaohen P»t*nten»eldung Vr. 21932/60 το« 22· Juni 1960 beanepruoht.For dl · ·· isolation, dl · priority is given to britlaohen P »t * nten» eldung Vr. 21932/60 το «June 22, 1960 approved.
. lnepeeopdere für Kern-». lnepeeopdere for core »
realctor-Brernetoff elemente« Di· Erfindung besieht eloh auf lupplungerorrichtungen. realctor-Brernetoff elements “The invention looks at coupling devices.
' Dl· Erfindung betrifft lnebeeondere die Sohaffung einer Kupplungsvorrichtung, welch· unter Zug- und Druckbelaetung eingekuppelt bleibt und durch Fernbetätigung einfaoh aueeukuppeln let.The invention relates in particular to the acquisition of a Coupling device, which · under tensile and compressive loading remains engaged and simply disengage it by remote control let.
809902/0238
BAD ORIGINAL809902/0238
BATH ORIGINAL
lrflstduagsgemft· ir* elite Kupplungsvorrichtung ait eineslrflstduagsgemft · ir * elite coupling device ait one
rehrfBrmigea Bauteil uad eiaea eingreif enden 8paa*~ ■angenbauttilf /ettfftfiag sollet part/ wobei der äuSere rohrförmig« Beuteil is ein·* inneren hakenförmig umgebogenes lent endet oder &u»liu£1s und der 8pa»n*ani#iifcauteiX au@ einer leihe rar, federnden fingern fcatteht» t.«lohe einen Mtttereit hakenfuradg geVrüiiea-len Hani ium lingriff mit dem naoh innen gekrümmten Banä dee lufieren rekrf^rmigen Mm« ils bilden, dßduroh gelcenas«lohnet» äad d«r Hu3ere rohrfb?mige Bauteil mit einer Inneren SitaflMohe T@reehen istf 90 da3 Druokbelaetungen swieohtn a#n Bauteilen stufgenoasien können, und ferner dadurch» daS innerhalb ä«« bauteile Vorkehrungen getroffen »±nä9 durch welche ein Biegen der Finger unter den Druokbelaetungen o$gr*n»trehrfBrmigea component uad eiaea engaging ends 8paa * ~ ■ attached til f / ettfftfiag should part / where the outer tubular «part is an inner, hook-shaped bent lent ends or & u» liu £ 1s and the 8pa »n * ani # iifcauteiX on one lend scarce, springy fingers fcatteht "t." lohe a Mtttereit hakenfuradg geVrüiiea-len Hani ium ling handle with the near inside curved bandage run recur-shaped Mm "ils form, dßduroh gelcenas" pays "aad d" r upper pipe-shaped reehen with an inner SitaflMohe T @ f 90 da3 Druokbelaetungen swieohtn a # can stufgenoasien n components, and further characterized "the" hit "constructional arrangements" within ä ± nä 9 through which * n flexing of the fingers under the Druokbelaetungen o $ gr »T
T.it Erfindung irird nunmehr an Hand der aie be !spiele·» wc-!«* wiedergebenden Zeiohnung näher erläutert« und swar seigt βIe ein« Seltenanaicht im Mittelachnitt. This invention is now explained in more detail on the basis of the aie examples "wc -!" * Reproducing numbers "and there is a" rare notation in the middle section.
BIe Zeichnung gibt einen fohrfSraigen Bauteil 1 mit einem inneren gekrümmten Hand wieder welcher an einen Sparmlangenbauteil 3 angekuppelt bsw. mit diesem Terbunden 1st, der aue einer Reihe τοη Fingern oder GreifatUoken /fingere/ 4 beeteht, die einen MuSeren hakenförmigen Kupplangerirgr für den Eingriff mit dem inneren hakenförmig gebogenen Kupplungering 2, wenn der rohrfunnige Bauteil 1 und derThe drawing shows a fohrfSraigen component 1 an inner curved hand again which on a sparrow component 3 coupled bsw. with this terbunden 1st, the outer row of τοη fingers or grasping actUoken / fingere / 4 beds, which have a pattern, hook-shaped coupling device for engagement with the inner hook-shaped curved Coupling ring 2 if the tubular component 1 and the
809802/0238 BAD ORIGINAL809802/0238 BATH ORIGINAL
BpeimaaBg»n>autell 3 Kugb*aaapruaht «lad, bilden. Der ftudere rtfcrfBralg· Baustil 1 we let ·ΐη· inner· kugeleonenförmlge Bltifllehe 6, auf weiche «loh auf den Endstücken 7 der Finger 4 eestütet, wtnn dl· Bauteil· druokeeanepruoht sind, stehen. D«r Sfaaasaageneautell 3 1st ·η jedea Tinger 4 mit «in·· Iaatna«lialt«r«ta«k 15t auigeetatttt, 4a· mit tin«α Distaa·· ■%üok It tuMttMinrlritt, w«loh·· la den Spannsang^nfeautell 3 •iBgesflktmlM 1·%» «■ dl· Tlafvr odtr Orelfetttok· 4 β«ρ*η ?«r¥l«fttt odar BltguneaTtrfomen· unter d»a BlafluQ von DruokWlaatun^ abauatateen. Ein aw«ltt· SlatanaetUok 8, w«loh·· la dta rohrferalgca Bauteil 1 elag·schraubt und duroh •In·η I»ttiMilv «la· Madeneohraub· oder ·1η·η Stift 9 laBpeimaaBg »n> autell 3 Kugb * aaapruaht« lad, form. The fudere architectural style 1 we let the inner spherical leaf 6, on which the fingers 4 rest on the end pieces 7, that the component are pressure-tested. The Sfaaasaageneautell 3 1st · η every Tinger 4 with «in ·· Iaatna« lialt «r« ta «k 15t auigeetatttt, 4a · with tin« α Distaa ·· ■% üok It tuMttMinrlritt, w «loh ·· load Spannsang ^ nfeautell 3 • iBgesflktmlM 1 ·% »« ■ dl · Tlafvr odtr Orelfetttok · 4 β «ρ * η?« R ¥ l «fttt odar BltguneaTtrfomen · under d» a BlafluQ by DruokWlaatun ^ abauatateen. A aw «ltt · SlatanaetUok 8, w« loh ·· la dta rohrferalgca component 1 elag · screwed and duroh • In · η I »ttiMil v « la · Madeneohraub · or · 1η · η pin 9 la
Btellua« f*halt«n wird, let «it «la«a Aneehlag 16 d«r η··«η d«r Abdiehtungeflftoh· 6 f«l»g«n let» ux «1β· Baeh laa«B f«rlttht«t· Bewegung d·· ringtre 4 wMhrand 6«r tontakttortthruBg alt der Oberf lKehe € tu begreaaen «ad »o au Terhladerai dal die ?lagtr eleh au· dea lingriff·· •er·loh awlsohea MuJ«r«n Kupplungsring 2 und laa«r«a Kupplung·· rlag 5 b#neg«a und dadurch dl· Bauteil· 1, 3» w«na unter tugapaaauag etehend, entkuppelt werden. Da· Dlstanaattiok β weist an «einem (unteren) Sad« eine Reih· tob duroh Sehlltie ▼oa«lB«jEtd«r g«treaaten luagea 10 auf und let la da· Dl·tea·- •ttlek 12 •lngepreBt· Stifte 14(tob denen nur einer geielgt let) •lad ·· DietanietUok 12 angeeohweiüt und elteen paaeead la dea Sehlltsea 11 swleohen den Zungen 10, um eine RelatIydrehung der Melden Dletansstttoke 8, 12 und eoait der BauteileBtellua "f * halt" n will, let "it" la "a Aneehlag 16 d «r η ··« η d «r Abdichtungungeflftoh · 6 f« l »g« n let » ux «1β · Baeh laa« B f «rlttht« t · Movement d ·· ringtre 4 wMhrand 6 «r tontakttortthruBg alt der Oberf lKehe € tu begreaaen «Ad» o au Terhladerai dal die? Lagtr eleh au · dea lingriff ·· • er · loh awlsohea MuJ «r« n coupling ring 2 and laa «r« a coupling ·· r lay 5 b # neg «a and thereby dl · component · 1, 3» w «na below tugapaaauag etehend, to be uncoupled. Since Dlstanaattiok β indicates "a (lower) Sad" a row through the Sehlltie ▼ oa «lB« jEtd «r g« treaaten luagea 10 and let la da · Dl · tea · - • ttlek 12 • lnepreBt · pens 14 (tob which only one let lie) • lad ·· DietanietUok 12 angeeohweiüt and elteen paaeead la The vision section 11 swleohen the tongues 10 by a relative rotation the log Dletansstttoke 8, 12 and eoait of the components
809902/0,2 38
BAD ORIGINAt.809902 / 0.2 38
BAD ORIGINAt.
1, 2 zu Yerhindera* Hn B loh tune·- I»*"· XoltHmrlne 13 let vorgeeehan» um dl· beiden DiftanaatOske 8, 1S naeh auflen cud lohten*1, 2 to Yerhindera * Hn B loh tune · - I »*" · XoltHmrlne 13 let vorgeeehan »to close the two DiftanaatOske 8, 1S cud were worth *
Da« Zusammenkuppeln der Bauteile 1» 5 wird dadurch bewirkt, daö d«t Oiataneattielt 8 In den 3pannsangenbauteil 5 eingebraeht wird und die Bauteil« 1,5 Bueammengeaetit werden· Da die "Finger 4 federnd ausgebildet »ind, gleitet der Hußtre Kupplungering 5 an den Fingern 4 a* inneren Kupplungarlng federnd vorbei und epringt dann federnd suritak, toi eo mit dem Inneren Kupplungering 2 in Eingriff «u kemnen« wens die Bauteile aueelnandergeiogen bsnr* «beregt werden« Fall· ater die Bewegung» welche die Bauteile 1,3 miteinander verbindet, βίο» fortletzt, naohdem der Kupplungsring 5 den Kupplungering 2 paseiert hat, dann bewegen eioh die 14 la die Schliti« 11 im Dittoneettick 8, hinein, eich die Pit rf !«ehe 6 auf die inditücke T der finger 4 aufsetzt. Vm die Bauteile 1« 3 «u entkuppeln« werden die Finger 4 mit einem geeigneten ringförmigen werkieug naoh innen fedrttokt und dann die Bauteile Tonrinander wepgeiogen·Since the "coupling together of the components 1" 5 is caused by the fact that the Oiataneattielt 8 is burnt into the 3 Spannsangenbauteil 5 and the components "1.5 Bueammengeaetit · Since the" fingers 4 are resilient ", the Husstre coupling ring 5 slides on the fingers 4 a * inner coupling ring spring past and then spring-loaded suritak, toi eo with the inner coupling ring 2 in engagement "u can" when the components are excited against each other "fall ater the movement" which the components 1, 3 connects, βίο "continues after the coupling ring 5 has passed the coupling ring 2 , then move the 14 la the Schliti" 11 in the Dittoneettick 8, in, calibrate the Pit rf! "before 6 touches the index T of the finger 4. In order to uncouple the components 1, 3, and 4, the fingers 4 are pressed close to the inside with a suitable ring-shaped tool and then the components are tongued together.
Die FupplungeTorrlchtung gemäß der Erfindung eignet aioh »u« Ankuppeln einer Kette toh Kernreaktor-Brennetoffeltmenten an ein«»» Neutronenabaohiraetopfen,/neutron shield plug/ derart, dass 6ae Argreget, bestehend au· Brennstoffelementen und dem Abechlrmstopfen ale eine bewegliche EinheitenThe FupplungeTorrlichtung according to the invention is also suitable »U« Coupling a chain toh nuclear reactor fuel ducks to a «» »neutron shield plug / neutron shield plug / such that 6ae Argreget, consisting of · fuel elements and the shield plug ale movable units
809902/0238809902/0238
•la·» lenarvaktoy vlafwtoraeat «at au« 41eaea heraueftaoaaea werden kaaa, Je4»ek tevaueesaoaatta· Brennetoffeleaent·, 41· hoohra41««ktlT «lad, 4«roh ?«nMt««er«Bf ltloht ▼©· Abflehlraatopfea abgekuppelt WvItMi könnoa, wobei der Ab-BOhlTMitepf·!! wleterrerwendet werden ksaa· Β· Icmui b«lepl«la- «•1·· i·· Dlstaaiattteli 8 alt 4«a AHaohirasto»t«B umd 4aa Dlstauatfiok If al« tlBtr Eatt· tob Brtnaatoff«l«atnt«a Tvrbuaita w«r4«a9 ««loh« tob uatoa h«r la ·1η·β Reaktorkora foatütat wordta. Wlhrond dor Boiohlekuag eteht di· rapplaae·· Torrlohtunf outer tafapanauaff« «ad öle Kernreaktoren 2, 5 alnd la Ilagriff, aber aobald dlo Brennatoffele-nente aloh la Reaktorkern la Ihrer Ruheatelloac befinden, wird der Abeoalra» ■topfen duroh 41· Pltafllche β «ad 41· Indatüoke 7 gehalten, und die EupplaBgBTorrlohtaag steht unter Druokbeanepruohune* In l#t jodooh erforderlloh, dafi 41« Kernreaktoren 2, 5 bela Intliuäer wieder la BlBfrtff koaattn, auf 41··· welae könne« 41· lEndetüok· 7 d«r FInfer 4 duroh den Anaohla« 16, den Xlasrlff···^ Ii roloh swlaohoa d«a Kornroaktorea S9 5 aicht rerlaaeen und duroh 4a· lueaimenwlrken «wlaohen 4er Sohulter 15 und de« BJ.ataasatUok 12 aaa dleaea B ere loh her*uegebege« oder -gebraoht worden. Dl· kucelaonenfOrmlfo Tlloho 6 und dl· kufelaoaenferalgen EndotUoke 7 welaeη kola· Funktberührung auf, •odaB Sruekachwellen /proaaure welding/ der beiden Bauteile 1,3 auTorlMelg Termieden wird«• la · »lenarvaktoy vlafwtoraeat« at au «41eaea heraueftaoaaea are kaaa, Je4» ek tevaueesaoaatta · Brennetoffeleaent ·, 41 · hoohra41 «« ktlT «lad, 4“ raw? Könnoa, whereby the Ab-BOhlTMitepf · !! Ksaa · Β · Icmui b «lepl« la- «• 1 ·· i ·· Dlstaaiattteli 8 alt 4« a AHaohirasto »t« B umd 4aa Dlstauatfiok If al «tlBtr Eatt • tob Brtnaatoff« l «atntita« a Tvrbb w «r4« a 9 «« loh «tob uatoa h« r la · 1η · β Reaktorkora foatütat wordta. Wlhrond dor Boiohlekuag eteht di · rapplaae ·· Torrlohtunf outer tafapanauaff «« ad oil nuclear reactors 2, 5 alnd la Ilagriff, but as soon as the Brennatoffele-nente aloh the reactor core are located in your resting atelloac, the Abeoalra »■ pots through 41« Plates ad 41 · Indatüoke 7 held, and the EupplaBgBTorrlohtaag is under Druokbeanepruohune * In l # t jodooh required, that 41 «nuclear reactors 2, 5 bela intliueans again la BlBfrtff koaattn, on 41 ·· welae could« 41 ·· 7 d «end up r FInfer 4 duroh den Anaohla «16, den Xlasrlff ··· ^ Ii roloh swlaohoa d« a Kornroaktorea S 9 5 aicht rerlaaeen and duroh 4a · lueaimenwlrken «wlaohen 4er Sohulter 15 and de« BJ.ataasatUok 12 aaa loh herea B * been given or brewed. Dl · kucelaonenfOrmlfo Tlloho 6 and dl · kufelaoaenferalgen EndotUoke 7 welaeη kola · radio contact on, • odaB Sruekachwellen / proaaure welding / of the two components 1,3 auTorlMelg Termieden is «
BAD ORIGINAL
809902/0238BATH ORIGINAL
809902/0238
Claims (8)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB21932/60A GB909646A (en) | 1960-06-22 | 1960-06-22 | Improvements in or relating to coupling devices |
Publications (2)
Publication Number | Publication Date |
---|---|
DE1439770A1 true DE1439770A1 (en) | 1969-01-09 |
DE1439770B2 DE1439770B2 (en) | 1971-03-25 |
Family
ID=10171227
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19611439770 Pending DE1439770B2 (en) | 1960-06-22 | 1961-06-06 | COUPLING DEVICE FOR NUCLEAR REACTOR FUEL ELEMENTS |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE1439770B2 (en) |
FR (1) | FR1291379A (en) |
GB (1) | GB909646A (en) |
-
1960
- 1960-06-22 GB GB21932/60A patent/GB909646A/en not_active Expired
-
1961
- 1961-06-06 DE DE19611439770 patent/DE1439770B2/en active Pending
- 1961-06-07 FR FR864147A patent/FR1291379A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB909646A (en) | 1962-10-31 |
DE1439770B2 (en) | 1971-03-25 |
FR1291379A (en) | 1962-04-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
SH | Request for examination between 03.10.1968 and 22.04.1971 |