baber/WOPTO huggingface dataset:
Patent RU-2073676-C1 (RU)
Title: 5-fluoro-2-{[(4-cyclopropylmethoxy-2-pyridinyl)methyl]sulfinyl}-1h-benzimidazole or its physiologically acceptable salt, pharmcomposition based on thereof and intermediate compounds
Inventor: ARNE ULYUF BRENDSTREM
IPC: A61K31/4178
Filed: 1989-12-20
Granted: 1997-02-20
Abstract: FIELD: organic chemistry. SUBSTANCE: product: 5-fluoro-2- -{[(4-cyclopropylmethoxy-2-pyridinyl)methyl] sulfinyl}-1H-benz- -imidazole or its physiologically acceptable salts, for example, sodium or magnesium, empirical formula is C 17 H 16 FN 2 O 2 S,, yield is 69%. Reagent 1: 5-fluoro-2-{[(4-cyclopropylmethoxy-2-pyridinyl)methyl] thio}-1H-benzimidazole. Reaction condition: in the presence of NaHCO 3  an aqueous solution. Synthesized compound is used in medicine as therapeutic agent for prophylaxis and treatment of peptic ulcer. EFFECT: improved method of synthesis. 9 cl, 1 tbl
Patent RU-2015539-C1 (RU)
Inventor: PETUKH ANATOLIJ M
IPC: G06F7/68
Filed: 1990-12-25
Granted: 1994-06-30
Abstract: Изобретение относится к автоматике и вычислительной технике, а также к системам автоматического управления и может найти применение в системах числового программного управления, в измерительных и вычислительных устройствах. Цель изобретения - сокращение аппаратурных затрат и уменьшение выходной нагрузки двоичного счетчика. Делитель частоты с переменным коэффициентом деления содержит двоичный счетчик 1, элемент И - НЕ 2, n элементов 2 ИЛИ - И - НЕ 3 и шину 4 управления, соединенные между собой функционально. 2 ил.
Patent RU-2005298-C1 (RU)
Inventor: KAZAKOV KONSTANTIN YA
IPC: F17D5/02
Filed: 1990-12-17
Granted: 1993-12-30
Abstract: Сущность изобретени : производ т тепловую  аэросъемку и фотообработку тепловых изображений . Аэросъемку осуществл ют дважды в различное  врем  на фотоматериал с сенситометрическим  клином в двух спектральных каналах Один канат  настроен на миним.уровень сигнала от фона аппарата , другой - на максуровень сигнала соответствующий  макслзлучению свища утечки в газопроводе . Провод т микроденситометрирование отде-  шифрированных аномалий и по наличию одних и  тех же аномалий с одинаковой плотностью на негативах , полученных в разное врем  Фиксируют  утечки, по тепловому изображению определ ют их  местоположение. 4 и
Patent RU-2030009-C1 (RU)
Title: Time relay
Inventor: LYAKHOV EVGENIJ IVANOVICH
IPC: H01H47/18
Filed: 1991-02-12
Granted: 1995-02-27
Abstract: FIELD: electrical engineering. SUBSTANCE: generator has A.C. to D.C. converter, D.C. filter, resetting unit, pulse generator, pulse counter, relay condition flip-flop connected in series, intermediate stage with actuating contact of electromagnetic relay of direct current at output of stage. These units are supplemented with A.C. electromagnetic relay with output contacts, control button, A.C. to D.C. converter, intermediate stage and resetting unit are of special make. EFFECT: provision for exception of step-down transformer with keeping of output power across load resistively uncoupled from A.C. network. 2 cl, 2 dwg
Patent RU-2002102-C1 (RU)
Inventor: VOKHMYANIN VLADISLAV G
IPC: F03C2/00
Filed: 1991-02-12
Granted: 1993-10-30
Abstract: Изобретение относитс  к области машиностроени  Корпус 1 заполнен жидкостью 2. Ротор 3  выполнен в виде открытых емкостей 4 Электроды  6 размещены в емкости 5 Такое выполнение двигател  позволит упростить его конструкцию и повысить  надежность работы 1 ил.
Patent RU-2035951-C1 (RU)
Title: Device for cleaning sublimating substance
Inventor: SHISHKIN VIKTOR V
IPC: B01D7/00
Filed: 1991-02-18
Granted: 1995-05-27
Abstract: FIELD: chemical technology. SUBSTANCE: device has additionally a second heater, a system for delivery of service medium, a second casing connected with the first one by a pipe, The means for moving sublimating substances comprises two turned-out hoses and two reversible drums arranged pairwise in both casings. One end of each turned-out hose is wound on the corresponding drum. The second end of the first hose is secured on internal side surface of the first casing which is provided with a heater installed on its end. A desublimate discharge system is disposed on the side surface of the first casing at the side of the pipe. The second heater is installed on the side surface of the second casing together with the system for delivery of sublimating substances while at the end side, a system for discharge of remaining sublimating substances. The system for delivery of the working medium is installed on the end portion of the second casing. The second end of the second turned-out hose is fastened to the internal side surface of the second casing between its end portion and the system for discharge of remaining sublimating substances. EFFECT: improved design. 1 dwg
Patent RU-2014553-C1 (RU)
Title: Cryogenic fluid gasifier
Inventor: CHUPRIKOV ALEKSEJ E
IPC: F17C9/02
Filed: 1991-04-17
Granted: 1994-06-15
Abstract: FIELD: cryogenic engineering. SUBSTANCE: cryogenic liquid gasifier has reservoir for liquefied gas and production evaporator connected with reservoir and with gaseous product supply pipe line. Evaporator is provided with device for blowing off its surface with air which is made in form of working shaft connected with drive and provided with fan impeller on each its end; fan impellers are located respectively opposite first and second units of evaporator. Blowing-off device is provided with pneumatic drive and additional fan impeller with centrifugal orientation of working blades arranged between main impellers which possess axial directivity of working blades. Arrangement of heat exchanger of first unit of evaporator is radial relative to additional impeller; inlet and outlet of the pneumatic drive of blowing-off device are connected respectively to upper portion of reservoir and to gaseous product supply pipe line. EFFECT: enhanced efficiency. 1 dwg
Patent RU-2028072-C1 (RU)
Title: Apparatus to make material uniform setting
Inventor: SHKURKO LEONID I
IPC: A41H43/00
Filed: 1991-05-12
Granted: 1995-02-09
Abstract: FIELD: sewing industry. SUBSTANCE: apparatus to make material uniform setting has mean to make material uniform setting before its permanent fixation, and mean to give value of setting. Mean to make material uniform setting is made as flexible tape with fixed on it needles and mechanism to pin material on needles of flexible tape. Flexible tape has tips with grooves. Mechanism to pin material on needles of flexible tape has pressing plate with rows of grooves for needles passing. Pressing plate has stops to orient mechanism in pinning process. Mean to give value of setting is made in the form of base with located on it movable and fixed limiters. Base has scale, that faces movable limiter, and stops to determine zones of setting and to orient mechanism to pin material. To make required stretching of flexible tape fixed and movable limiters are made with capability to be engaged with grooves of its tips. EFFECT: apparatus is used in sewing industry. 5 cl, 4 dwg
Patent RU-2036812-C1 (RU)
Title: Auxiliary electric drive of locomotive and rail car
Inventor: KEROV VLADIMIR G
IPC: B61D43/00
Filed: 1991-05-20
Granted: 1995-06-09
Abstract: FIELD: railway transport. SUBSTANCE: mounted on vehicle roof is wind wheel 3 coupled with generator installed in locomotive and rail car, and also air gate operating under action of wind force. EFFECT: additional power supply. 5 dwg
Patent RU-2021578-C1 (RU)
Title: Target unit
Inventor: LYALYUKOV IVAN P
IPC: F41J7/00
Filed: 1991-06-05
Granted: 1994-10-15
Abstract: FIELD: training of snipers. SUBSTANCE: target unit has n target boards 6. Any board is provided with rotation gadget made in from of rotatable electromagnet 2 fastened to the frame. Shaft of the electromagnet is connected with low end of board 6. Board control circuit is connected to rotatable electromagnet 2 through relay. N outputs of the first commutator of the control circuit are connected with inputs of n board control circuits correspondingly. Any board control circuit is connected with rotation gadget of one target board 6. EFFECT: improved quality of training. 3 dwg
Patent RU-2064185-C1 (RU)
Title: Method for diagnosing essential hypertension disease
Inventor: MALAYA LYUBOV TROFIMOVNA
IPC: G01N33/483
Filed: 1991-06-13
Granted: 1996-07-20
Abstract: FIELD: medicine. SUBSTANCE: method involves determining elastoplastic properties of blood cell membranes by measuring suspension cell discharge flow velocity in moving through capillaries which diameter is less than that of the cells. In carrying out examination, blood cell suspension temperature is lowered to 0-5 C. The blood cell discharge flow rate being from 0.3 to 1.2 mm 3 /s, essential hypertension disease is diagnosed. EFFECT: enhanced accuracy of diagnosis. 1 tbl
Patent RU-2068073-C1 (RU)
Inventor: VANIFATEV VLADIMIR I
IPC: E21B33/12
Filed: 1991-06-27
Granted: 1996-10-20
Abstract: Изобретение относится к области крепления нефтяных и газовых скважин, а именно, к устройствам для разобщения пластов. Цель - повышение эффективности работы устройства за счет надежной фиксации его элементов. Для этого устройство снабжено установленным в цилиндрической полости корпуса на свободном торце гильзы ограничителем, палец выполнен сплошным, а гильза выполнена с внутренним кольцевым пазом у свободного торца, при этом фиксатор концентрично установлен на наружной поверхности втулки в пазу гильзы с возможностью последовательного взаимодействия с торцевой стенкой паза гильзы и ограничителем при осевом перемещении золотника, последовательного размещения и фрикционного взаимодействия при этом соответственно с большей и меньшей ступенями пальца и двухстороннего упорного взаимодействия фиксатора с торцом втулки и торцевой поверхностью ступени пальца в конечном рабочем положении золотника, причем наружный диаметр втулки больше диаметра большей ступени пальца и меньше диаметра полости гильзы. 4 ил.
Patent RU-2032600-C1 (RU)
Title: Closure for glass containers in preservation
Inventor: TSARENKO ANATOLIJ IVANOVICH
IPC: B65D43/08
Filed: 1991-09-27
Granted: 1995-04-10
Abstract: FIELD: household preservation. SUBSTANCE: closure includes glass cover 1, sealing gasket 4 and locking member 3 of flexible material in form of ring with U-shaped cross-section. Upper belt of ring is wider than the lower one. Ring is made so that its cross-section between belts is of cone shape whose base is directed towards upper belt, and annular projections are made on ring inner surface. Made on outer surface of glass cover 1 is glass groove of semi-circle in cross-section to interact with projection on ring inner surface. EFFECT: higher efficiency. 2 cl, 2 dwg
Patent RU-2020093-C1 (RU)
Title: Pedal-operated mechanism
Inventor: LEUKHIN NIKOLAJ N
IPC: B60T7/00
Filed: 1991-10-28
Granted: 1994-09-30
Abstract: FIELD: mechanical engineering. SUBSTANCE: mechanism comprises a pedal whose force is transmitted to rod via links of link-and-lever system. The pedal has a stem interacting with link. The stem may be provided with link-accommodating slot which limits movement of link. EFFECT: improvement of labor conditions of transport workers. 2 cl, 2 dwg
Patent RU-2057100-C1 (RU)
Title: Charge for production of foam ceramic materials
Inventor: SHVEJKIN GENNADIJ P
IPC: C04B35/14
Filed: 1991-11-15
Granted: 1996-03-27
Abstract: FIELD: production of foam ceramic materials. SUBSTANCE: charge uses, mass percent: hydrocarbon microspheres - 5 to 20; liquid carbonized binder - 15 to 30; finely divided silicon powder - 50 to 80. Characteristic: density - 0.71 to 0.92 g/qu.cm, conductance - κ = 15.3 to 60 (Ohm•m) -1 , compression strength - 6 to 25 MPa. EFFECT: enhanced quality.
Patent RU-2043987-C1 (RU)
Title: Method for production of acetic acid by oxidation of ethylene and solid metal complex catalyst for its realization
Inventor: LEMANSKI MICHAEL F
IPC: C07B61/00
Filed: 1991-12-09
Granted: 1995-09-20
Abstract: FIELD: organic chemistry. SUBSTANCE: method involves oxidation of ethylene with the help of oxygen, the process is carried out in gaseous phase in the presence of water and heterogeneous metal complex catalyst, molar ratio of ethylene, oxygen and water being 1:(1.5-2):(3-6). The process takes place at elevated temperature and at increased pressure. Quantity of elements which contains said solid catalyst are calculated according to given formula where M is chosen of group which contains cadmium, alkali and alkali-earth metals, a is 0.0005-0.2, b is 0-3a, c is 0.5-2.5, x is determined as summary valence of other elements comprising said catalyst. Said catalyst also contains crystalline TiP 2 O 7  being prepared during calcination catalyst. EFFECT: improves efficiency of the method. 15 cl, 1 tbl
Patent RU-2028265-C1 (RU)
Title: Device for transporting load bales into storeroom
Inventor: ASHAKOV VIKTOR A
IPC: B65G47/38
Filed: 1991-07-01
Granted: 1995-02-09
Abstract: FIELD: agriculture. SUBSTANCE: device for transporting load bales into storeroom has a conveyer for conveying load bales, a mechanism for bale orientation on the conveyer and an actuator mounted on the outlet end of the conveyer and provided with bale throwing fork positioned along the conveyer. Mounted on the drive chains are two rests for load bales. The drive chains are placed on sides of the conveyer within the length of the actuator fork. EFFECT: improved efficiency. 3 dwg
Patent RU-2034419-C1 (RU)
Title: Screened keyboard
Inventor: STEPANOV EVGENIJ V
IPC: H05K9/00
Filed: 1992-01-03
Granted: 1995-04-30
Abstract: FIELD: technical physics. SUBSTANCE: in a keyboard each push-button is provided with rod 8 of rectangular cross-section. Rod 8 has key 13 at one end of it and damper 10 at the other end. The damper is supported by contacting pair 11 of the push-button. Rod 8 extends through openings formed in guide plate 4 and screen plate 1. The opening of the guide plate is rectangular in cross section to ensure the push-button operating without cranking. Screen plate 1 is rigidly secured over the perimeter of metallic case 2 through semitombac gasket 3. Thus in the keyboard achieved is reliable screening and electrical isolation from electromagnetic field induced within the case and screening plate 1. EFFECT: enhanced safety of use. 2 dwg
Patent RU-2048821-C1 (RU)
Inventor: NOVIKOVA GALINA V
IPC: A61N1/00
Filed: 1994-03-12
Granted: 1995-11-27
Abstract: Использование: в ветеринарии для физиотерапии животных. Сущность изобретения: устройство содержит электроды, выполненные в виде шариков из токопроводящего материала, находящегося в коаксиально расположенных держателях в одной плоскости. При этом держатели запрессованы в цилиндрические корпусы и изолированы друг от друга фторопластовой прокладкой. Рукоятка выполнена изолированной и в ее объеме размещен коаксиальный токоввод. Внутренний электрод последнего выполнен цилиндрическим и связан с выходом генератора УВЧ, а внешний электрод заземлен. 2 ил.
Patent RU-2038461-C1 (RU)
Title: Vibrator for a drilling string
Inventor: ZVEREV ALEKSANDR S
IPC: E21B31/113
Filed: 1992-03-16
Granted: 1995-06-27
Abstract: FIELD: drilling. SUBSTANCE: oncoming cone-shaped turnings are made on internal surface of the shaft in stalled in the casing. Seats are made in the place, where the turnings are come across. The seats are used for relief valve, provided with openings for hydraulic communication between axial shaft passage and annular cavity between the seat and casing. A partition is able to pass through the seat of the relief valve, and the diameter of the valve is smaller than that of the partition and shaft axial passage. Inlet passages are made if the form of jets. The vibrator is provided with a trap for the relief valve installed under shaft support. EFFECT: effective influence on sticking area. 2 cl, 1 dwg
Patent RU-2017757-C1 (RU)
Title: Oligotrimethylhydride siloxanes as impregnated and finishing agents for wood, and a method of their preparing
Inventor: KARYUGIN MIKHAIL A
IPC: B27K3/34
Filed: 1992-02-06
Granted: 1994-08-15
Abstract: FIELD: agents for wood treatment. SUBSTANCE: product: oligotrimethylhydride siloxanes of formula  . These substances are synthesized by esterification of three chlorosilanes mixture taken from the group including silicon tetrachloride, trichlorosilane or a waste of production and separation of methylchlorosilanes containing, %: silicon tetrachloride 10-60; trichlorosilane 10-40; trimethylchlorosilane 10-60, and other chlorosilanes 3-7 at mole ratio of silicon tetrachloride:trichlorosilane:trimethylchlorosilane (0.4-0.6): (0.4-0.6):1. Esterification is carried out with aliphatic alcohol with 1-4 carbon atoms at mole ratio aliphatic alcohol:  ≡ -Cl (1.0-1.1): 1 following by acidolysis with acetic acid at 30-80 C and washing of reaction mass up to neutral reaction. Water absorption at 20 C after 24 h and 3 days is 15.4-20.1 and 11.2-11.7%, respectively, texture development is 4-5 scores. EFFECT: enhanced quality of materials. 2 cl, 4 tbl
Patent RU-2025364-C1 (RU)
Inventor: KULMATOV LEONID A
IPC: B62B1/12
Filed: 1992-03-25
Granted: 1994-12-30
Abstract: Использование: в транспортных средствах, в частности в одноосных ручных тележках, преобразуемых в другие предметы обихода для применения в быту, туризме. Многофункциональная тележка содержит складной каркас, выполненный на двух П-образных элементов 1 и 2. На одном из П-образных элементов шарнирно закреплена столешница 5, которая выполнена с ограничительной упорной площадкой 6 для упирания в нее одного из П-образных элементов каркаса при раскладывании тележки в стол. Столешница 5 используется для опирания на нее груза при пользовании тележкой для его перевозки. К элементам каркаса прикреплены сиденье 11 и съемная сумка 14. Тележка оборудована ремнями 7, 8, 9, 10 для закрепления перевозимого груза. 2 з.п. ф-лы, 7 ил.
Patent RU-2005755-C1 (RU)
Title: Модификатор
Inventor: YAROVOJ VLADIMIR D
IPC: C09D161/10
Filed: 1992-04-14
Granted: 1994-01-15
Abstract: Применение эмали на основе поливинилхлоридной хлорированной смолы в качестве модификатора грунтовки на основе фенолформальдегидной смолы. Перхлорвиниловую эмаль добавляют в фенольную грунтовку в количестве 10 - 15% взамен нафтенатного сиккатива, что сокращает время сушки покрытия на 7 ч при комнатной температуре. 4 табл.
Patent RU-2016709-C1 (RU)
Title: Cutting tool
Inventor: ROGOV VLADIMIR A
IPC: B23B27/16
Filed: 1992-06-08
Granted: 1994-07-30
Abstract: FIELD: machining. SUBSTANCE: cutting tool has a holder with a bearing surface for engagement with the front surface of a cutting plate and a clamping member movable by a bearing bolt and used for engagement with the lower bearing surface of the cutting plate. The clamping member is made in the form of a double-arm lever mounted on an axle in the holder notch. The longitudinal axis of the lever is aligned with the longitudinal axis of the holder. The lever arm used for engagement with the lower bearing surface of the cutting plate is made shorter by more than half the length of the arm used for engagement with the bearing bolt. EFFECT: improved structure. 3 dwg
Patent RU-2042360-C1 (RU)
Title: Set for detecting chlamydial infection
Inventor: GNEDOJ SERGEJ N
IPC: G01N33/53
Filed: 1992-07-06
Granted: 1995-08-27
Abstract: FIELD: medicine. SUBSTANCE: method involves carrying out indirect immunofluorescence assay by using polyclonal antibodies to surface antigens Chlamidia trachomatis to produce antibodies of given specificity. Method for producing antibodies involves immunizing hens, separating the antibodies from egg yellow and carrying out two-staged purification. EFFECT: enhanced effectiveness in revealing chlamydial infection. 3 cl, 3 tbl
Patent RU-2012896-C1 (RU)
Title: Navigational measuring information processing unit
Inventor: ANTAKOV ALEKSANDR V
IPC: G01S1/00
Filed: 1992-07-22
Granted: 1994-05-15
Abstract: FIELD: processing of measuring information. SUBSTANCE: device has unit of detectors, unit of switches, computer, data input unit, memory unit, registration unit. Device provides computation of location of the object according to combined non-complete navigation information, received from different radionavigation and satellite navigation systems. EFFECT: improved efficiency of processing. 5 cl, 4 dwg
Patent RU-2054404-C1 (RU)
Inventor: LYASKOVSKIJ MIKHAIL I
IPC: C05G3/00
Filed: 1992-07-27
Granted: 1996-02-20
Abstract: FIELD: fertilizers. SUBSTANCE: organomineral fertilizer has organic component, mineral component (N, P, K, Mg) and trace elements (Mo, Mn) and, additionally, calcium, elemental sulfur, chlorocholine chloride, dimethylsulfoxide and binder. Organic component - modified hydrolyzed lignin where humic carbon content is 25-46 wt.-% of total carbon at the following ratio of active substances in fertilizer, wt.-%: nitrogen 8-14; phosphorus 6-9; potassium 6-9; calcium 20-28; magnesium 2.3-3.2; elemental sulfur 2.7-4.0; molybdenum 0.04-0.06; manganese 0.13-0.20; chlorocholine chloride 0.43-0.54; dimethylsulfoxide 1.4-2.0; modified hydrolyzed lignin 32-47, and binder 1-3. EFFECT: enhanced quality of fertilizer proposed. 4 tbl
Patent RU-2034752-C1 (RU)
Title: Method of emergency emptying tanks of flying vehicles
Inventor: PERNITSKIJ SERGEJ I
IPC: B64D37/00
Filed: 1992-07-30
Granted: 1995-05-10
Abstract: FIELD: flying vehicles. SUBSTANCE: method consists in feeding the propellant through working passage of jet engine at definite relationship of consumption of oxidizer and fuel which differs from value at design flight mode. Relationship may increase and reduce in turn as compared with design flight mode. EFFECT: extended field of application of method. 2 cl
Patent RU-2069974-C1 (RU)
Title: Method for determination of physical working capacity
Inventor: LEBEDEV VLADIMIR B
IPC: A61B5/22
Filed: 1992-08-03
Granted: 1996-12-10
Abstract: FIELD: medicine, psychology. SUBSTANCE: complex psycho-physiological test is carried out. Thus physiological reaction to dynamic stresses, level of psycho-physiological self-regulating and character of individual psychologic aims are estimated. EFFECT: decreases duration of psycho-physiological test and decreases its working capacity. 2 tbl
Patent RU-2016350-C1 (RU)
Inventor: DMITRIEV VLADIMIR V
IPC: F17D1/00
Filed: 1992-09-18
Granted: 1994-07-15
Abstract: FIELD: gas transportation over long distances. SUBSTANCE: diameter of gas-line sections is permanently increasing to provide for gas expansion directly within piping. Compressor plants are installed at head structures of gas line. Compressors are mounted at plants for gas compression to pressure at which natural gas properties obey ideal gas lams. Inner diameter of gas line at each next section rises in desired proportion to that of preceding section. For conveying methane, compressors are installed for gas compression to 38-41 MPa. EFFECT: higher efficiency. 2 cl, 2 dwg
Patent RU-2044539-C1 (RU)
Inventor: DETSINA ANATOLIJ N
IPC: A61Q19/10
Filed: 1992-09-30
Granted: 1995-09-27
Abstract: Изобретение относится к производству косметических средств, а именно к произодству пено-моющей основы шампуней. Способ включает получение из исходного сырья щелочным гидролизом пено-моющей основы из жиров и биологически активных компонентов из белков с последующей нейтрализацией избытка щелочи кислотой и добавлением в полученный состав биологически активных веществ, отдушки, консервантов, загустителей и других модифицирующих добавок. В качестве исходного сырья используют яичный меланж, щелочной гидролиз которого проводят при соотношении яичного меланжа и щелочи не более 40 1. При использовании способа упрощается технология получения пено-моющего средства и расширяется сырьевая база за счет утилизации отходов птицеводства.
Patent RU-2019109-C1 (RU)
Inventor: SALIKHOVA ZULFIYA R
IPC: A41H3/00
Filed: 1992-10-08
Granted: 1994-09-15
Abstract: FIELD: manufacture of garments. SUBSTANCE: device has measuring member, main longitudinal strip and parallel transverse strips adjoining to one side of main longitudinal strip in perpendicular relation with respect to it. Measuring member has additional parallel transverse strips adjoining to other side of main longitudinal strip in perpendicular relation with respect to it. Device is further provided with second measuring member similar to the first measuring member and two pairs of additional lateral longitudinal strips. EFFECT: increased convenience in usage and enhanced reliability. 3 cl, 9 dwg