baber/WOPTO huggingface dataset:
Patent RU-2036942-C1 (RU)
Inventor: DZHULIANO CHEKKIN
IPC: C08L23/10
Filed: 1991-07-31
Granted: 1995-06-09
Abstract: Использование изобретения: медтехника, автомобильная, электротехническая промышленность, полимерная тара. Сущность изобретения: композиция включает,%: сополимер пропилена с 3,0 - 4,3 мас. % этилена 28,20 - 43,00; не растворимая в ксилоле фракция сополимера этилена с пропиленом 9,37 - 11,34 и растворимая в ксилоле фракция сополимера этилена с пропиленом 46,6 - 60,55. В качестве последней композиция содержит сополимер 27,0 - 34,8 мас.% этилена с пропиленом, имеющий характеристическую вязкость 1,86 - 2,18 дл/г. Композицию получают двустадийной сополимеризацией. Используют катализатор, состоящий из триалкилалюминия, электронодонора и твердого компонента - нанесенные на безводный активированный спиртом хлорид магния, галогенид титана и эфир дикарбоновой кислоты, имеющий удельную поверхность 66,5 м 2 /г пористость 0,261 см 3 /г и объемную массу 0,55 г/см 3 . На 1-й стадии сополимеризуют пропилен с этиленом 20 - 30 мин в присутствии в газовой фазе 0,1 - 0,58 мол. % водорода и 1,45 - 2,60 мол. % этилена и получают сополимер пропилена с 3,0 - 4,3 мас. % этилена. Удаляют непрореагировавшие мономеры и проводят на 2-ой стадии сополимеризацию в течение 250 - 500 мин этилена с пропиленом, содержание в газовой фазе водорода 2,1 - 3,0 мол.%, этилена 15,9 - 22,54 мол. %. На 2-й стадии получают растворимую и не растворимую в ксилоле фракции при соотношении 4,5 - 7,1. 2 с.п. ф-лы, 2 табл.
Patent RU-2006182-C1 (RU)
Inventor: GORYACHEV ALEKSEJ V
IPC: H04B7/26
Filed: 1991-07-09
Granted: 1994-01-15
Abstract: FIELD: radio equipment. SUBSTANCE: device has stationary unit 1 and portable unit 2. Stationary unit 1 has voltage converter 3 whose winding 4 and coupling windings 5 are provided with core 6. Input of voltage converter 3 is connected to supply source 8 through hermetically sealed reed switch 7. Portable unit 2 has limiter-stabilizer 9. Connected to input of the latter is winding 10 with core 11. Output of limiter-stabilizer 9 is connected with cell 13 through light emitting diode 12. Load 14 is connected in parallel with cell 13. Portable unit 2 has also permanent magnet 15. Housings of units 1 and 2 in area where magnetic fluxes of cores 6 and 11 close at charging the cell 13 are made of non-current-carrying non-magnetic material. EFFECT: enlarged operating capabilities.
Patent RU-2000142-C1 (RU)
Inventor: SUKHANOV SERGEJ V
IPC: B02C7/02
Filed: 1991-07-17
Granted: 1993-09-07
Abstract: Использование: в промышленности  строительных материалов, горнорудной. угольной, химической и лакокрасочной отрасл х  промышленности дл  дроблени  кусков  сыпучих материалов. Сущность  изобретени : центробежна  многоступенчата  дробилка состоит из цилиндрического  корпуса 1. загрузочного 2 и разгрузочного 4  патрубков. На внутренней поверхности обечайки  дробилки закреплены кольцевые пересыпные  полки 5, между которыми  наход тс  неподвижные ребристые кольца  8. Рабочий орган дробилки выполнен из набора  разгонных дисков 9 с лопатками 12,  закрепленных на вертикальном валу 10. На  кольцевых пересыпных полках выполнены  внутренние пазы 7 и вертикальные отражательные  пластины 6. а на разгонных дисках  - ножи 13. 2 ил.
Patent RU-2109731-C1 (RU)
Title: Amino acid derivatives and pharmaceutically acceptable basic salts thereof methods of preparing amino acid derivatives and pharmaceutical composition having antiviral activity
Inventor: DZHOSEF ARMSTRONG MARTIN
IPC: C07C271/20
Filed: 1992-01-31
Granted: 1998-04-27
Abstract: FIELD: chemical industry and pharmaceutical industry. SUBSTANCE: present invention describes amino acid derivatives of formula I:   wherein R 1  is C 1 -C 8  alkoxycarbonyl or group of formula:   wherein R 2  is C 1 -C 8  alkyl; R 3  is hydrogen, and R 4  is hydroxy group or R 3  and R 4  in combination are oxo group; R 5  is C 1 -C 8  alkoxycarbonyl or C 1 -C 8 -alkylcarbamoyl; R 6  and R 7  in combination are trimethylene or tetramethylene; R 8  is phenyl-C 1 -C 8  alkoxycarbonyl, quinolylcarbonyl; R 9  is C 1 -C 8  alkyl, phenyl-C 1 -C 8  alkyl, cyano-C 1 -C 8  alkyl, carbamoyl-C 1 -C 8  alkyl, C 1 -C 8 -alkyltyl-C 1 -C 8  alkyl, carbamoyl-C 1 -C 8  alkyl or pharmaceutically acceptable basic salts thereof and are used for prophylaxis or treatment of viral infections. They are prepared by well known methods. EFFECT: improved properties of the pharmaceutical composition. 19 cl, 1 tbl
Patent RU-2043674-C1 (RU)
Title: Automatic machine for assembling spring with contacts of electromagnetic relay
Inventor: TOLSTYKH NIKOLAJ NIKOLAEVICH
IPC: H01H49/00
Filed: 1991-07-04
Granted: 1995-09-10
Abstract: FIELD: electrical engineering. SUBSTANCE: automatic machine has table, welding head, welding tools, two vibrating hoppers, two positioners, weld strength checking mechanism, and container for tested assemblies. Use is made of one pneumatic cylinder which tests welded contacts for strength within its single stroke thereby reducing working cycle period. Provision is made for regulating distance between movable and fixed contacts with contact jacks so that springs of different lengths can be checked. EFFECT: simplified design, enlarged functional capabilities. 6 dwg
Patent RU-2031706-C1 (RU)
Title: Device for materials comminution
Inventor: SHISHKIN VIKTOR V
IPC: B02C4/32
Filed: 1993-11-29
Granted: 1995-03-27
Abstract: FIELD: hard materials comminution. SUBSTANCE: device for materials comminution has a casing with a comminuting member and systems for loading and unloading material being comminuted, which are installed one over another. The casing is provided with input and output for an agent. EFFECT: highly effective comminution. 1 dwg
Patent RU-2046458-C1 (RU)
Inventor: ANDREEV YURIJ V
IPC: H01M50/571
Filed: 1991-10-18
Granted: 1995-10-20
Abstract: Использование: при производстве свинцово-кислотных аккумуляторов. Сущность изобретения: способ защиты от коррозии токоведущих частей аккумулятора, осуществляемый в процессе их изготовления, включает приготовление композиции на основе полимера и углеродных токопроводящих добавок, формование, пронизывание углеродной жилой с образованием волосянистообразного покрова и отверждение.
Patent RU-2017869-C1 (RU)
Inventor: CHISTYAKOV VLADIMIR G
IPC: D01F9/22
Filed: 1991-12-19
Granted: 1994-08-15
Abstract: FIELD: chemical technology. SUBSTANCE: woven ribbon made of polyacrylonitrile at twist 50 m -1 , not more, is stretched out by 5-120% at 181-219 C on the air. Then oxidation at two stages is carried out. Firstly, up to density 1.22-1.28 g/cm 3  at deformation 0-(+15)% , and then up to density 1.34-1.45 g/cm 3  at deformation (-5)-(+10)%. Oxidized fiber is subjected for carbonization and high-temperature treatment. EFFECT: improved method of carbon fibrous material preparing. 4 tbl
Patent RU-2016394-C1 (RU)
Title: Device for compression testing of rock specimen
Inventor: KARTASHOV YURIJ M
IPC: G01N3/08
Filed: 1992-01-14
Granted: 1994-07-15
Abstract: FIELD: test technology, mining. SUBSTANCE: device has housing 1, punch 2 and loading plunger 3 with hinged member 4. Plunger 3 is movable in guides 5 of housing 1. Hinged member 4 has a ball segment a height of which exceeds a ball segment radius, a spheric insert interposed between the ball segment and loading plunger 3, a nut with openings. Specimen 10 in the form of a flat disk of rock is placed between the flat support surfaces of ball segment and punch. A rotation center of outer spheric surface of the insert is disposed in the center of flat surface of the ball segment. Upon loading the rock specimen the ball segment and spheric insert are tightly pressed to loading plunger 3 with the aid of a special wrench insert into the nut openings. EFFECT: enhanced accuracy and reliability. 2 cl, 5 tbl, 2 dwg
Patent RU-2029871-C1 (RU)
Title: Metallic arched yielding timbering
Inventor: MAKAROV VENIAMIN P
IPC: E21D11/14
Filed: 1991-11-28
Granted: 1995-02-27
Abstract: FIELD: mining. SUBSTANCE: timbering has arched top beam 1 and bent pillars 2 of specific profile, lap-sliced by yielding units with joints of bolt or wedge type. Rectilinear portions 3 of equal length are made on ends of the pillars and top beams. This length is smaller than one of lap-slicing of members in yielding units. The top beam enables rectilinear portions and curvilinear portion of the pillars to interact. Bent radius of the pillars is equal for all dimensions and types of timbering. Length of rectilinear portion of top beam between curvilinear portion and joint point with the pillar is determined by a formula. EFFECT: reliable timbering. 2 cl, 4 dwg
Patent RU-2010252-C1 (RU)
Title: Device for formation of current pulses for location of shorting in cable lines
Inventor: NAZAROV VLADIMIR V
IPC: G01R31/08
Filed: 1992-01-13
Granted: 1994-03-30
Abstract: FIELD: electric measurement technology. SUBSTANCE: salient feature of invention lies in use of no-contact element 4 built on thyristors. For control over it device is supplemented with threshold unit 2 and control unit 3 with output isolation transformer 18. Transformer has number of secondary windings corresponding to number of thyristors of commutation element used in device. Design of control unit 3 is simple which provides for required reliability and makes possible to obtain controlling pulses of preassigned frequency. EFFECT: simplified design, increased reliability and accuracy of device. 1 dwg
Patent RU-2033665-C1 (RU)
Title: Power splitter
Inventor: PETRENKO VASILIJ P
IPC: H01P1/12
Filed: 1992-01-22
Granted: 1995-04-20
Abstract: FIELD: microwave technique. SUBSTANCE: power splitter has main waveguide, additional waveguide connected to main one via first wide wall, and coaxial line connected to main waveguide via its second wide wall. Symmetry axis of coaxial line coincides with that of waveguide plumbing in E-plane formed by main and additional waveguides. Quarter-wavelength metal strip is arranged along longitudinal axis of additional waveguide, in parallel to its wide walls in a spaced relation to second wide wall of main waveguide. Internal conductor of coaxial line is connected to closest end of metal strip. The latter is connected to narrow walls of main and additional waveguides. Main and additional waveguides may be made in the form of U- and H-guides, respectively. EFFECT: enlarged working frequency range. 2 cl, 5 dwg
Patent RU-2006544-C1 (RU)
Inventor: YAKOVLEV GENNADIJ M
IPC: B28C5/16
Filed: 1992-01-14
Granted: 1994-01-30
Abstract: FIELD: building material mixtures preparation. SUBSTANCE: mixer incorporates vertical driving shaft placed in a housing. Flexible paddles are mounted in tiers on the shaft and on the internal surface of the housing at an angle directed counter the shaft rotation. Each paddle is made as a flat plate, with paddles mounted on the internal surface of the housing made flexible. The extreme point of shaft paddles trace out a trajectory of a diameter larger than that of the housing flat plate end point trajectory. The paddles may be made in form of members mounted in a stepwise manner on the free end, with short ones facing each another. EFFECT: enlarged operating capabilities. 2 cl, 3 dwg
Patent RU-2048301-C1 (RU)
Title: Air tyre
Inventor: TSVILYNYUK NIKOLAJ N
IPC: B60C11/04
Filed: 1992-03-06
Granted: 1995-11-20
Abstract: FIELD: tyre industry. SUBSTANCE: hollows made up as cones or prisms are made in outer side of the tread. The angle between the base and side of the prisms is equal to 30°-35°. EFFECT: enhanced reliability. 3 cl, 2 dwg
Patent RU-2053610-C1 (RU)
Title: Мостовой комплекс для сельскохозяйственных работ
Inventor: MAJSOV IVAN A
IPC: A01B49/00
Filed: 1992-03-23
Granted: 1996-02-10
Abstract: Использование: в селькохозяйственном машиностроении, в частности в устройстве мостового комплекса для выполнения с/х работ. Сущность изобретения: многопролетное мостовое устройство комплекса имеет подвижную платформу 2 с поворотным кругом 5, движущуюся на низких опорных колесах. Поворотный круг позволяет развернуть на месте вспомогательное самоходное устройство 6 с навесными орудиями, которые по тем или иным параметрам нельзя закрепить на подвижной платформе 40, движущейся по пролетам мостового устройства. Управление комплексом и погрузочно-разгрузочные работы могут выполняться оператором, находящимся в кабине 10 самоходного устройства 6. 2 з. п. ф - лы, 10 ил.
Patent RU-2102707-C1 (RU)
Inventor: IVANENKO JU G
IPC: G01F1/00
Filed: 1992-03-25
Granted: 1998-01-20
Abstract: FIELD: measurement technology, land reclamation, irrigation systems. SUBSTANCE: process provides for arrangement of range line "k-n" at distance of L k-k H gate.  from gate of partitioning structure, where H gate.  is total height of gate, of second range line "f-f" at distance L f-f H str , from drop structure, where H str.  is construction height of measurement section. Measurement is conducted over section formed between gate and drop structure of backwater with superprismatic condition of flow and flow rate of water is found by formula given in description of invention. EFFECT: improved reliability of process. 1 cl, 4 dwg
Patent RU-2053754-C1 (RU)
Inventor: SOLOMIN VLADIMIR A
IPC: A61H23/00
Filed: 1992-03-31
Granted: 1996-02-10
Abstract: FIELD: therapeutic and sports medicine. SUBSTANCE: device for vibromassage has vibration exciter, chamber filled with magnetic fluid and made of nonmagnetic material. Chamber external wall is flexible. Chamber accommodates massaging balls of nonmagnetic material. Electromagnets are installed under chamber bottom for alternating engagement. Exciters of mechanical vibrations are made in form of field structures of line-fed induction motors forming rows of longitudinal and transverse directions and installed on common ferromagnetic base. EFFECT: higher efficiency of massage. 6 cl, 4 dwg
Patent RU-2027714-C1 (RU)
Title: Method of furan synthesis
Inventor: ZHELTONOG NATALYA G
IPC: C07D307/36
Filed: 1992-04-28
Granted: 1995-01-27
Abstract: FIELD: chemical technology, catalytic organic chemistry. SUBSTANCE: product - furan. Reagent 1: furfural. Reagent 2: hydrogen. Process conditions: vapor-gaseous mixture of furfural and hydrogen is passed at 200-340 C through a layer of palladium catalyst (volume pore ratio with effective radius is 3-10 and 10-900 nm) 1:(1-3), respectively, on the carbon carrier promoted with a mixture of alkaline metal oxide and nitrate at atomic ratio palladium: alkaline metal = 1:(0.5-3). Vapor-gaseous mixture of furfural and hydrogen through catalyst layer is carried out up to decrease of furfural conversion to 79-95%. Then catalyst is blown with hydrogen at the volume rate 50-150 h -1  at 300-450 C following by alternating the stages of vapor-gaseous furfural and hydrogen mixture passing and blowing of catalyst with hydrogen. EFFECT: prolonged work of catalyst up to 1300-1600 h, diminished number of catalyst overloading.
Patent RU-2006011-C1 (RU)
Title: Сильфонный манометр
Inventor: ONISHCHENKO ALEKSANDR M
IPC: G01L7/06
Filed: 1992-05-14
Granted: 1994-01-15
Abstract: Использование: в измерительной технике, в частности в устройствах для измерения давления газов и жидкостей в различных емкостях или трубопроводах и в закрытых потоках. Сущность изобретения: сильфонный манометр содержит сильфон 1, штуцер 2, омметр 3 и эластичный упругий шнур, выполненный в виде петли упругой нити 4 из токопроводящей резины, помещенный в изоляционную оболочку 5 из упругого эластичного материала (резины или латекса). Изогнутая часть петли 6 нити жестко соединена с подвижной крышкой 7 без электрического контакта нити 4 с сильфоном и крышкой 7. Другая часть петли прикреплена к неподвижному основанию 8 сильфона. Через основание 8 с помощью герметизирующих изоляторов пропущены свободные концы 9 и 10 нити 4. С помощью оболочки 5, выполняющей роль герметизирующих изоляторов, свободные концы 9 и 10 соединены с входами омметра 3. Между нитями петли находится изоляционная прокладка 11 из эластичного упругого материала. Шнур прикреплен к крышке 7 и основанию 8 с помощью шайб 12 и 13. 1 ил.
Patent RU-2040656-C1 (RU)
Title: Sliding concrete form
Inventor: IVANOV IGOR E
IPC: E04G11/22
Filed: 1992-04-06
Granted: 1995-07-25
Abstract: FIELD: civil engineering. SUBSTANCE: sliding form has internal and external (about surfaces of a wall to be erected) screens. The screens are fastened so to be moved in horizontal direction on a horizontal beam. One end of the beam is fixed on thrust rod so to be moved in vertical direction. The rod is installed vertically between floors. A farkopf is secured on lower part of thrust rod. That interacts with internal screen. One screen may be made in the form of a lattice, if wall layer coming in contact with it is made of separate materials. EFFECT: technological effectiveness. 2 cl, 4 dwg
Patent RU-2025457-C1 (RU)
Title: Rope follow-up device for drum winch
Inventor: KUPTSOV YURIJ V
IPC: B66D1/36
Filed: 1992-05-14
Granted: 1994-12-30
Abstract: FIELD: load hoisting and conveying equipment. SUBSTANCE: rope follow-up device comprises a support which mounts limit switch 2 and turning lever 5 acting on switch transmitters via adjustable stops 6, 7. Lever 5 carries rollers 9 interacting with coils of rope 10 on drum 11. Ring installed jointly with rollers 9 on axle 8 of lever 5 can be fixed on each one of rollers 9. The difference of diameters of ring 14 and rollers 9 is equal to twice the rope diameter. EFFECT: improved design. 3 dwg
Patent RU-2058750-C1 (RU)
Title: Method for evaluation of the state of musculus quadriceps femoris
Inventor: GYULNAZAROVA STELLA V
IPC: A61B8/00
Filed: 1992-07-21
Granted: 1996-04-27
Abstract: FIELD: medicine; properly, traumatology and orthopedics. SUBSTANCE: method for evaluation of the state of musculus quadriceps femoric includes ultrasonic investigation of the front surface of femur in the middle third part of sore and sound ectremeity. Unfavourable results for surgical treatment are prognosticated on the basis of the rate of asymmetry of height of muscles layer, for instance, lowering by 5 mm, and distinct muscle echodensity, for instance, 60% increase. EFFECT: evaluation of the state of musculus quadriceps femoris in patients with extension contracture of knee joint, and depending on pathologic changes in it, prognostication of unfavourable treatment results.
Patent RU-2064869-C1 (RU)
Title: Puncture-proof tire
Inventor: SAMOJLENKO SERGEJ A
IPC: B60C5/04
Filed: 1992-08-11
Granted: 1996-08-10
Abstract: FIELD: vehicles. SUBSTANCE: tire has tube with running track made with transverse corrugations having longitudinal creases. EFFECT: increased efficiency, simplified construction and enhanced reliability in operation. 15 dwg
Patent RU-2011207-C1 (RU)
Title: Optic ranging and detection device for determining angular position of objects
Inventor: ZHIVITSKIJ IGOR V
IPC: G01S17/00
Filed: 1992-08-21
Granted: 1994-04-15
Abstract: FIELD: quantum electronics. SUBSTANCE: device has laser 1, system of N of mirrors 2, N optic phase modulators 3, optic receiver 4, amplifier 5, N band-pass filters 6, N synchronous detectors 8, N low-pass filters 9, N modulating generators 7. The device is characterized in that it furthermore has two angle measuring channels each of which includes four band-pass filters 10 tuned to combination frequencies of signals of modulating generators 7, four amplitude detectors 11, two inverters 12 and adder 13. EFFECT: enhanced accuracy. 1 dwg
Patent DE-10000839-C1 (DE)
Title: Alkali-free aluminoborosilicate glass used as substrate glass in displays and in thin layer photovoltaics contains oxides of silicon, boron, aluminum, magnesium, calcium, strontium, barium and zinc
Inventor: PEUCHERT ULRICH
IPC: C03C3/091
Filed: 2000-01-12
Granted: 2001-05-10
Abstract: Alkali-free aluminoborosilicate glass contains (in wt.%) more than 58-65 SiO2, more than 6-11.5 B2O3, more than 20-25 Al2O3, 4- less than 6,5 MgO, more than 4.5-8 CaO, 0- less than 4 SrO, 0.5- less than 5 BaO, more than 3 SrO + BaO and 0-2 ZnO.
Patent DE-10106962-C1 (DE)
Title: Protection of buildings from escaping gas, through nearby filled coal mine shafts, has a hollow zone at zones of high gas concentration which is sealed against the building and ventilated by the air conditioning exhaust
Inventor: LUTZ BENNER
IPC: E02D31/00
Filed: 2001-02-15
Granted: 2002-05-29
Abstract: To protect buildings in the vicinity of filled shafts (8) from hazardous gases, especially near coal mines, the gases are led off through a drainage system with sealing against the building(s). The concentration and the volume flow of the gases are registered, with a separation between zones of high and low gas concentration.  A hollow zone (4) is formed at the high gas concentration zone, for an active or passive ventilation, with a gas seal on the side towards the building(s). A horizontal gas drainage is formed at the zones with a low gas concentration. The separation is through a wall (3,3'), and the sealing is a part of the building foundation platform. The ventilation uses exhaust air (5) from the building air conditioning system.
Patent DE-10119584-C1 (DE)
Title: Mehrschichtrohr für kohlenwasserstoffhaltige Fluide
Inventor: KERTESZ JANOS
IPC: B32B27/32
Filed: 2001-04-21
Granted: 2002-10-24
Abstract: Bei einem Mehrschichtrohr für kohlenwasserstoffhaltige Fluide, insbesondere Kraftstoffe für Verbrennungsmotoren, mit wenigstens vier koextrudierten Schichten (1-4), von denen eine erste Schicht (1) im wesentlichen Polyamid und eine zweite Schicht (2) im wesentlichen ein Polyolefincopolymer enthält, ist zur Erhöhung der Diffusionssperrfähigkeit, insbesondere gegenüber Benzin (Otto-Kraftstoffen) und einer höheren thermischen Formstabilität dafür gesorgt, daß eine dritte Schicht (3) im wesentlichen ein thermoplastisches Polyester und eine vierte Schicht (4) im wesentlichen ein thermoplastisches Etheresterelastomer (TEEE) oder ein thermoplastisches Polyesterelastomer aufweist.
Patent DE-10131611-C1 (DE)
Title: Forming external shape of electronic device, especially mobile communications device, involves filling holder chamber with deformable medium, deforming to predetermined shape
Inventor: VOLLAND RAINER
IPC: H05K5/06
Filed: 2001-06-29
Granted: 2003-01-23
Abstract: The method involves providing a deformable holder with a chamber filed via at least one opening, providing an at least temporarily deformable filling medium, coupling the holder to the electronic device, filling the chamber with the medium and deforming the holder with the medium to a predetermined shape.  AN Independent claim is also included for a holder for forming the external shape of an electronic device and a set containing at least two electronic devices, each with an inventive holder.
Patent DE-10147402-C1 (DE)
Title: Method for forming wire mesh cylinder has a wire feed through a crimping station and onto a rotating cylindrical former
Inventor: TUERK MARCUS
IPC: B21F27/18
Filed: 2001-09-26
Granted: 2003-05-15
Abstract: A method for forming a wire mesh cylinder, e. g. for the manufacture of filters, has a wire feed through a pair of crimping rollers which produce a permanent crimped shape in the wire. The crimped wire is wound onto a servo driven cylindrical former with a lateral feed control to produce overlapping layers. The final cylinder is produced by compressing the wound shape and cutting to length. The structure of the mesh cylinder is determined by the crimped shape and the method for laying the crimped wire onto the former.
Patent DE-10154145-C1 (DE)
Title: Composite pressurized gas container monitoring method uses resistance wire for monitoring container peripheral expansion
Inventor: REQUARDT GUENTER
IPC: F17C13/02
Filed: 2001-11-03
Granted: 2003-06-26
Abstract: The monitoring method uses a resistance wire (10) for simultaneously measuring the peripheral expansion of the cylindrical mantle of the composite pressurized gas container (1) at a number of different points, for comparison with a threshold limit. The temperature of the material of the pressurized gas container can be measured for temperature correction of the measured expansion.  An Independent claim for a device for measuring the expansion of a pressurized gas container is also included.