baber/WOPTO huggingface dataset:
Patent RU-2021030-C1 (RU)
Title: Apparatus for rectification of petroleum-bearing sewage
Inventor: TUMCHENOK VIKTOR I
IPC: B04C9/00
Filed: 1991-04-02
Granted: 1994-10-15
Abstract: FIELD: rectification of sewage. SUBSTANCE: apparatus has additional disk mounted on flexible support of upper disk for displacing outer wall relative to inner wall, with height of inner wall exceeding that of outer wall. Lower cuts of inner and outer wall are provided with rings. Width of channel between inner and outer walls is decreasing from inlet portion to ring of outer wall. Distance members are located in the channel between inner and outer walls. Section of supporting rings and space between them are increasing from outer wall ring to inner wall upper disk. EFFECT: efficient rectification of sewage and enhanced reliability in operation. 4 cl, 4 dwg
Patent RU-2106645-C1 (RU)
Inventor: KIMEL BLAT VLADIMIR IOSIFOVICH
IPC: G01R13/20
Filed: 1991-04-29
Granted: 1998-03-10
Abstract: Использование: осциллограф к радиоизмерительной технике. Сущность изобретения: осциллограф содержит блок 3 отклонения, электронно-лучевую трубку 4, интегратор 5, коммутатор 6, блок 7 развертки, линию задержки 11 и блок 9 синхронизации, вход которого соединен с шиной синхронизации, а выход блока 9 синхронизации соединен с входом линии задержки 11, первый вход коммутатора 6 соединен с выходом блока 3 отклонения, вход которого соединен с шиной измеряемого сигнала. Осциллограф также содержит генератор 10 и компаратор 1, выход которого соединен с третьим входом электронно-лучевой трубки 4, выходы коммутатора 6 и блока 9 синхронизации соединены соответственно с первым и вторым входами интегратора 5, выход которого соединен с входом компаратора 1, выход блока 9 синхронизации через генератор 10 соединен с вторым входом коммутатора 6, а выход линии задержки 11 через блок 7 развертки соединен с первым входом электронно-лучевой трубки 4, второй вход которой соединен с выходом блока 3 отклонения. 2 ил.
Patent RU-2019274-C1 (RU)
Title: Method for finishing cleaning of technological gases
Inventor: KVARATSKHELI YURIJ K
IPC: B01D53/24
Filed: 1991-04-17
Granted: 1994-09-15
Abstract: FIELD: cleaning gases. SUBSTANCE: gas having temperature (-50)-(50) C is affected by electromagnetic irradiation at energy 10 3 -10 7 eV. Water maintenance is carried out till concentration is not more 10 -4  vol%. Then gas is centrifuged at rate not more 700 m/s. Intensity of centrifugal field is 10-500 J/g. Purification degree of desired gas is 99.99999%. EFFECT: improves efficiency of the method. 3 tbl
Patent RU-2012279-C1 (RU)
Title: Device for repositioning and fixing bone fragments
Inventor: BOGOV ANDREJ A
IPC: A61B17/62
Filed: 1991-05-20
Granted: 1994-05-15
Abstract: FIELD: medical engineering, particularly, traumatology and orthopedics. SUBSTANCE: device incorporates semi-rings with osteal rods that can be connected by threaded couplers, removable unit composed of sliders linked to semi-rings by worm joint and attached by threaded and smooth-walled pins to pivotally connected plates that are disposed on carriages securely positioned on guides by means of T-shape threaded rods. Mountings of guides are secured by threaded distractor. EFFECT: higher safety and accuracy. 3 dwg
Patent RU-2036405-C1 (RU)
Inventor: YAGUD EDUARD L
IPC: F27B15/10
Filed: 1991-05-29
Granted: 1995-05-27
Abstract: FIELD: mechanical engineering. SUBSTANCE: device has nipple 1 whose exhaust end 2 has exhaust hole 3 and cap 4 with exhaust holes 5. End of nipple located inside cap has scarf 6. Such construction of nipple end provides for guaranteed clearance between cap and adjoining end of nipple. EFFECT: enhanced reliability. 5 dwg
Patent RU-2014752-C1 (RU)
Title: Device for separation of brightness and color signals in secam system decoder
Inventor: BASIJ VALERIJ T
IPC: H04N9/78
Filed: 1991-05-28
Granted: 1994-06-15
Abstract: FIELD: television. SUBSTANCE: the device has low-pass filter 1, seven delay units 2, 4, 6, 10, 11, 14, 22, adder 3, two subtracters 5, 7, phase discriminator 8, phase-modulated signal generator 9, five multipliers 12, 13, 16, 21, 24, two retunable low-pass filters 15, 23, two FM signal complex envelope generators 17, 25, two FM signal complex envelope detectors 18,26, two signal differentiation units 19, 27, two control signal generators 20, 28. The use of different laws of control of band-widths of follow-up filters in brightness and color channels in combination with the use of frequency feedback determines the optimum laws of variation of band-widths in these channels with variation of the values of frequency surges in frequency feedback loops, thus enhancing the quality of separation of brightness and color signals. EFFECT: decreased distortions of images of brightness and color signals. 1 dwg
Patent RU-2069571-C1 (RU)
Title: Method for modeling heart ventricles asystolia
Inventor: VOSTRIKOV VYACHESLAV A
IPC: A61N1/39
Filed: 1991-06-26
Granted: 1996-11-27
Abstract: FIELD: medicine. SUBSTANCE: method involves placing two electrodes onto chest of dog treated with narcotics close to heart and applying monopolar defibrillating discharge with current of 13-36 A. EFFECT: increased ventricle asystolia duration.
Patent RU-2074857-C1 (RU)
Title: Method for production of derivatives of ergoline
Inventor: SERDZHO MANTEGANI
IPC: C07D457/12
Filed: 1991-01-21
Granted: 1997-03-10
Abstract: FIELD: pharmacology. SUBSTANCE: desired derivatives have common formula   where R is H, C 1 -C 3 -alkyl, R 1  is H, Cl, Br, CH 3 ; R 2  and R 3  are H or they form bond; R 4  is C 1 -C 4 -alkyl, each of R 5 ,R 6 ,R 8  and R 9  are independently H, or C 1 -C 4 -alkyl, R 7  is H, C 1 -C 4 -alkyl, phenyl, n= 1. Said product is prepared by interaction of compound having formula   with α-halogen derivative of compound having formula  , where n, R, R 1 ,R 2 ,R 3 ,R 5 ,R 6 ,R 8  and R 9  are as mentioned above, R 10  and R 11  are C 1 -C 4 -alkoxy, NHR 7  where R 7  is as mentioned above, X is halogen, R 4  is C 1 -C 4  alkyl or N-protective group. If it is necessary then thus prepared compound is converted into compound  , the process takes place by heating in vacuum at its melting point or by hydrolysis of carboxylate group COR 10  followed by treatment with condensing agent in solvent at 50-450 C. EFFECT: improves efficiency of the method. 4 cl
Patent RU-2043307-C1 (RU)
Title: Apparatus for electrochemical purification of contaminated liquid
Inventor: PLOSKIN VLADIMIR SEMENOVICH
IPC: C02F1/463
Filed: 1991-01-28
Granted: 1995-09-10
Abstract: FIELD: sewage electrochemical treatment. SUBSTANCE: apparatus for electrochemical purification of contaminated liquid has settling tank with circular partition and section circulating pipe coaxially located relative to each other. Installed in lower part of sectional circulating pipe are soluble electrodes, foam intake and injector, branch pipes for supply of contaminated liquid and discharge of purified liquid. Branch pipe for supply of contaminated liquid is connected to pipe located inside the apparatus and having discharge holes and is bent on helix. Pipe with discharge holes located inside apparatus is made on conical helix. Discharge holes located on surfaces facing each other on pipe bent on helix are staggered. EFFECT: higher efficiency and cut down process costs. 3 cl, 3 dwg
Patent RU-2013398-C1 (RU)
Title: Enamel
Inventor: SHCHEPOCHKINA YULIYA A
IPC: C03C8/02
Filed: 1991-10-28
Granted: 1994-05-30
Abstract: FIELD: manufacture of coating for aluminium products. SUBSTANCE: the enamel comprises (wt % ): 38-40 silicon oxide; 9-11 titanium oxide; 10-11.8 boron oxide; 5-6.5 aluminium oxide; 25-27 sodium oxide; 3.5-4.5 cadmium oxide; 2.8-3.2 molybdenum oxide; and 1.7-2.2 chromium carbide. The enamel characteristics: weight losses 0,12-0,15 vg/cm 2  during 2 hr boiling in a 4% acetic acid solution and 0.2 0,2 vg/cm 2  in a 2% soda solution; the thermal resistance 490-500 C. EFFECT: improved properties of the enamel. 2 tbl
Patent RU-2068316-C1 (RU)
Inventor: BORISOV VLADIMIR V
IPC: B22D17/22
Filed: 1991-07-09
Granted: 1996-10-27
Abstract: FIELD: die casting of parts from plastic materials and metals with undercuttings on outer surface. SUBSTANCE: multiple-cavity mold has two detachment planes I and II. Intermediate plate 8 has projection 9 with wedge-shaped side surfaces for locking slides 15, which are displaced to central axes of mold in the process of opening mold. Outer slides 14 are locked by stops 19. Pouring head has central gate 21, distributing gates 22 and inlet gates 23. Distributing gates 22 are positioned in detachment plane I, inlet gates 23 are conducted to ingots through intermediate plate 8. Such arrangement of gate head allows it to be positioned out of slide movement zone. EFFECT: increased efficiency by increased number of mold cavities. 3 cl, 10 dwg
Patent RU-2052555-C1 (RU)
Title: Method of filler removal from waste paper having past dye removal stage
Inventor: KONRAD ENGELSKIRKHEN
IPC: C08F8/32
Filed: 1990-08-22
Granted: 1996-01-20
Abstract: FIELD: paper industry. SUBSTANCE: for waste paper treatment aqueous solution of polydimethylaminoethylmethacrylate or copolymer of polyacrylic acid, dimethylaminopropylamine and N-methylpyrrolidine, or copolymer of dimethylaminoethylmethacrylate, ethylacrylate and methacrylic acid, or aqueous-spirituous solution of copolymer of acrylic acid, dimethylaminoethylmethacrylate and methylmethacrylate were used as an organic compound at concentration 0.2 g/kg air-dried paper mass. EFFECT: improved method of filler removal.
Patent RU-2008367-C1 (RU)
Inventor: SANKIN YURIJ V
IPC: C23C26/00
Filed: 1991-12-05
Granted: 1994-02-28
Abstract: FIELD: deposition of metal coats. SUBSTANCE: task consisting in deposition of continuous uniform coat 20-30 20-30 μm thick for one run on surface of metal articles is laid as basis of invention. Device to implement method includes metal brush 1 which is pressed against treated surface 2 with its peripheral part at point 3. At point 5 bar of metal of coat is pressed to brush 1 with screw 8 entering guide 9. Guide 9 is mounted for turning in bracket 10 and is fixed with respect to bracket 10 with bolt 11. Bracket 10 is mounted for reciprocating motion in base 12 and for fixing with reference to base 12 with bolts 13. Bar 6 is set at angle of α= 5-10 deg to tangent line 14 drawn through point 5 of contact of bar 6 with brush 1. In this case radius 15 drawn through point 5 of tangency of bar 6 with brush 1 is located with respect to radius 16 connecting point 3 of tangency of brush 1 with treated surface 2 at angle b equal to 25-45 deg. Thickness of bar 6 is found from formula given in description of invention. EFFECT: improved quality of metal coats, enhanced efficiency. 1 dwg, 1 tbl
Patent RU-2030060-C1 (RU)
Title: Shaft of electric machine
Inventor: MAKSIMOV VITALIJ S
IPC: H02K5/124
Filed: 1991-12-11
Granted: 1995-02-27
Abstract: FIELD: electric machine engineering. SUBSTANCE: shaft of electric machine has flange in the form of disc forging which is put on flange end 3 of shaft with the help of locating lockpins 11 and protrusion 6 positioned in groove 7 of flange end of shaft. In addition points of joining of flange end of shaft and flange are coupled with welds 12 and 13. EFFECT: increased strength characteristics of proposed structure, reduced usage of material and consequently decreased cost of shaft. 1 dwg
Patent RU-2045244-C1 (RU)
Title: Device for treating and correcting irregular bite in dogs
Inventor: MYTKO SVETLANA A
IPC: A61D5/00
Filed: 1991-12-28
Granted: 1995-10-10
Abstract: FIELD: veterinary science. SUBSTANCE: device comprises base 1, first 2 and second 3 pairs of clasps, vestibular arch 4 with flexible ties 6 in the form of U-shaped loops. The planes of said loops make an angle of 30-60 deg to the plane of the vestibular arch. The vestibular edge of the base is located at a distance l from the tongue surface of the incisor where l distance of required movement of incisors of the lower jaw. Both pairs of clasps are disposed distally. EFFECT: improved design. 2 cl, 2 dwg
Patent RU-2015063-C1 (RU)
Title: Aircraft
Inventor: LAVRENOV ALEKSANDR N
IPC: B64C11/00
Filed: 1992-01-16
Granted: 1994-06-30
Abstract: FIELD: aircraft engineering. SUBSTANCE: aircraft with a beam structure fuselage has a tube-shaped beam fastened to a fuselage nacelle, and coaxial contrarotating pusher propellers. The planes of rotation of the propellers are moved apart along a constructional horizontal at a distance of 0.05- 0.25 of the propeller diameter. The blades are made foldable back relative to the flight direction, and the inner surface of the tail beam is made in the form of a tube and is a matching part of a catapult guide rod. EFFECT: improved efficiency piloting and operational characteristics. 4 cl, 3 dwg
Patent RU-2036999-C1 (RU)
Title: Stump crush grinding method
Inventor: VARLAMOV KONSTANTIN L
IPC: D21B1/04
Filed: 1992-04-16
Granted: 1995-06-09
Abstract: FIELD: timber industry. SUBSTANCE: method provides for stump crush preliminary processing by grinding, using two worm feeder apparatus till grinding grade of 7 - 9 deg. SR with following successive grinding of produced mass with medium and low concentration. EFFECT: stump crush grinding method is used in timber, chemical industry and agriculture.
Patent RU-2042298-C1 (RU)
Title: Method for reclamation of eroded slopes
Inventor: ZYKOV IVAN G
IPC: A01B13/16
Filed: 1992-03-13
Granted: 1995-08-27
Abstract: FIELD: agriculture and silviculture. SUBSTANCE: method involves terracing of slopes, making collecting trenches on terrace surface, planting and growing of plants on terraces. A novelty of the method resides in that the upper mounds of the terrace are cut with an inclination towards the top of ravine while the lower ones, inclined towards its mouth. A water basin is constructed at the top of the ravine. EFFECT: higher efficiency. 2 cl, 3 dwg
Patent RU-2025248-C1 (RU)
Title: Method of restoration of inner surfaces of cylinder liners
Inventor: VOROBEV SERGEJ K
IPC: B23P6/02
Filed: 1992-02-25
Granted: 1994-12-30
Abstract: FIELD: repair technology. SUBSTANCE: bore is made on the outer surface of liner exceeding zone of wear of inner working surface by 5 to 10 mm. Repair bush is press fitted on the prepared section of the liner at negative allowance. This bush restores shape and sizes of the liner. Outer and inner surfaces are machine to nominal sizes. Method may be used for restoration of liners at wear of working surface exceeding 0.4 mm. EFFECT: enhanced reliability. 2 dwg
Patent RU-2052126-C1 (RU)
Inventor: GULYAEV YURIJ N
IPC: E21F1/00
Filed: 1992-06-17
Granted: 1996-01-10
Abstract: FIELD: mining. SUBSTANCE: contaminated air is withdrawn to beyond the boundaries of stagnation inversion zone through flaxible pressure hose connected to the fan. Hose is positioned vertically building up excessive pressure during transportation of contaminated air through it. Upper end of hose is fixed by braces at the boundary of stagnation inversion zone. EFFECT: higher efficiency. 1 dwg
Patent RU-2095890-C1 (RU)
Title: Cylindrical manganine-zinc cell manufacturing process
Inventor: SAVKIN ANATOLIJ V
IPC: H01M6/06
Filed: 1992-08-10
Granted: 1997-11-10
Abstract: FIELD: primary manganine-zinc chemical power supplies using salt electrolyte. SUBSTANCE: process involves installation of paste diaphragm in zinc shell, diaphragm height being greater than that of shell, turning of diaphragm edge outside, installation of positive plate containing 80 mass percent of manganine dioxide and 20 mass percent of soot, installation of carbon rod, press-fitting of positive plate, and bending of diaphragm edge into shell. Positive plate may be made in the form of at least three hollow cylinders whose bore is 0.7 to 0.85 of carbon rod diameter; it may be also made in the form of two semi-circle- section half-cylinders or two semi-ring-section half-cylinders. EFFECT: facilitated manufacture. 4 cl
Patent RU-2080270-C1 (RU)
Title: Bicycle sidecar
Inventor: GRITSAEV IGOR I
IPC: B62K27/00
Filed: 1992-08-20
Granted: 1997-05-27
Abstract: FIELD: transport engineering. SUBSTANCE: bicycle sidecar has frame with load platform installed in attachment unit for moving around axle parallel to longitudinal axis of bicycle. Sidecar wheel is installed on bracket for turning around vertical axis secured on frame. EFFECT: enlarged operating capabilities. 3 cl, 5 dwg
Patent DE-10130771-C1 (DE)
Title: Sensorgesteuerte Gassackeinrichtung
Inventor: HOEFELSAUER HERBERT
IPC: B60R21/015
Filed: 2001-06-26
Granted: 2002-08-01
Abstract: Eine Gassackeinrichtung mit einem mittels einer Aufblasvorrichtung aufblasbaren Gassack und mit einer Steuervorrichtung zum Steuern der Aufblasvorrichtung in Abhängigkeit von der über eine an dem Gassack angebrachte Sensoranordnung festgestellten Position des Fahrzeuginsassen ist dadurch gekennzeichnet, daß als Einrichtung zur Ausschaltung von elektromagnetischen Störsignalen zusätzlich zu der Meß-Sensoranordnung (13) eine in deren räumlicher Nähe angeordnete Referenz-Sensoranordnung (30) mit gleicher elektromagnetischer Meß-Empfindlichkeit vorgesehen ist und beide Sensoranordnungen (13, 30) an eine Vergleichsvorrichtung (19) für die in der jeweiligen Sensoranordnung (13, 30) erfaßten Signale angeschlossen sind.
Patent DE-10200073-C1 (DE)
Title: Valve assembly for gas-filled spring has spring-loaded ring pressing on O-ring seal to trap gas in pressure chamber under piston
Inventor: SCHUETTLER OLIVER
IPC: F16F9/32
Filed: 2002-01-03
Granted: 2003-06-12
Abstract: The gas spring (1) has a piston rod (5) passing through a seal at the top of a piston (3). The high-pressure chamber (11) is separated from the low-pressure chamber (9) by a piston incorporating valves using O-rings forced against seats. A spring presses against a ring forcing a first O-ring into its seat to prevent high-pressure gas leaking into the low-pressure chamber.
Patent DE-10205799-C1 (DE)
Title: Sägelehre für medizinische Zwecke
Inventor: EGGER BERTHOLD
IPC: A61B17/14
Filed: 2002-02-13
Granted: 2003-10-23
Abstract: Die Erfindung betrifft eine Sägelehre für medizinische Zwecke, mit einer Handhabe (1) und einem an der Handhabe (1) gelagerten Sägeblattführungselement (2) zur führenden Aufnahme eines Sägeblattes (3), wobei das aus einem an der Handhabe (1) gelagerten Rahmen (4) und einer in dem Rahmen (4) schwenkbar gelagerten Führungsaufnahme (5) für das Sägeblatt (3) bestehende Sägeblattführungselement (2) auf dem Sägegut fixierbar ist und in der auf dem Sägegut fixierten Stellung auf unterschiedliche Sägeschnitte einstellbar ist. Um eine Sägelehre für medizinische Zwecke zu schaffen, die einfach zu handhaben ist und eine exakte und positionsgenaue Führung des Sägeblattes (3) gewährleistet, wird erfindungsgemäß vorgeschlagen, dass der Rahmen (4) als einseitig offener Kreisringabschnitt ausgebildet ist, in den die einen im Wesentlichen kreisförmig ausgebildeten Grundkörper (6) aufweisende Führungsaufnahme (5) formschlüssig einsetzbar ist, an deren Grundkörper (6) ein sich radial nach außen erstreckender Steg (7) angeformt ist und zumindest im Steg (7) ein im Wesentlichen senkrechter Schlitz (8) zur Aufnahme des Sägeblattes (3) ausgebildet ist.
Patent DE-10214378-C1 (DE)
Title: Screw connection with tolerance compensation using integral cage provided by component nearest to threaded nut
Inventor: GRAUPNER GERD
IPC: F16B5/02
Filed: 2002-03-30
Granted: 2003-06-26
Abstract: The screw connection has a screw bolt (10) fitting through aligned bores in at least 2 components (1.1,1.2,2) and a cooperating threaded nut (8), the bore in the component nearest to the threaded nut having a greater size than that in the other component and provided with an integral cage (9), penetrated by the threaded nut for tolerance compensation. The cage can be provided by a number of tongues, the nut provided with a series of outer edges.
Patent DE-19517695-C1 (DE)
Title: Sausage skin gathering machine with adjustable angle teeth
Inventor: EICHEL DIETHARD
IPC: A22C13/02
Filed: 1995-05-13
Granted: 1996-08-14
Abstract: The device gathers sausage skins axially into compact folded tubes. The gathering mandrel (12) passes through a central mounting plate (2). Around the axis gathering wheels (3) each have a shaft transverse to the mandrel axis, and a cylindrical body. On their circumferences are teeth (18), their axes parallel to the main axis, with part circular grooves corresponding to the mandrel cross section. On gathering wheel (3) end faces there are bevel gears (17), locally interconnected in the same sense of rotation. The bevelled wheel and/or teeth units are given angular offset, being fastened by a retainer and screws, to the body or the shaft of the gathering wheel.
Patent DE-19520285-C1 (DE)
Title: Yarn transfer guide for continuous yarn winder with rotary head giving more secure transfer
Inventor: GUTZY DETLEF
IPC: B65H67/048
Filed: 1995-06-02
Granted: 1996-06-20
Abstract: A wind-up for continuously running yarn has two tube holders (9, 9') mounted on a rotary head (12), one of which acts with a contact roller and yarn traverse and has a yarn diverting arrangement. A yarn transfer guide (18) is rotated about the axis (D) of the rotary head (12) by a drive (19) independently of the rotary head (12). The tube holders (9, 9') and rotary head (12) rotate in opposite directions.
Patent DE-19606764-C1 (DE)
Title: Substrate handling and transporting appts.
Inventor: KEMPF STEFAN
IPC: H01L21/00
Filed: 1996-02-23
Granted: 1997-04-03
Abstract: A substrate gripping, holding and/or transporting appts. (1) has an entry station (3) and a row or circle of processing stations (4-9), to which a substrate (2) is advanced by a turntable (12) or a transporter, with gripper elements (24) mounted on gripper arms (13), and then delivered to one or more set down stations (14), several gripper arms (13) being horizontally and/or vertically adjustable by the turntable (12). The novelty is that (a) some gripper elements (24) are adjustable together in the horizontal and/or vertical direction by means of the turntable (12); and (b) at least one gripper arm (13') is adjustable in at least one of the movement directions independently of the other gripper arms (13).
Patent DE-19614456-C1 (DE)
Title: Protective hose arrangement for cable and/or conductor
Inventor: WAGNER INGO
IPC: H02G1/08
Filed: 1996-04-12
Granted: 1998-01-22
Abstract: The arrangement consists of at least one cable positioning arrangement (1) and a rod-shaped pull-in arrangement (2) which comprises a reception (12) for a cable (3) equipped with connection elements (9). The cable positioning arrangement consists of at least one cable guide part (6) which comprises gaps (5) distributed on its surface, which have the same and/or different form and size, and which are formed for an ordered and oriented supply of the cable to the pull-in arrangement.
Patent DE-19648205-C1 (DE)
Title: Carrier plate with spacers for main board mounting for computer system
Inventor: STAHL HERMANN
IPC: H05K7/14
Filed: 1996-11-21
Granted: 1998-04-02
Abstract: The carrier plate is produced as a metal pressing 4 that is sized to match the main boards of computer systems. The circuit board is mounted on the carrier with a separating gap which is determined by spacers on the carrier board that are formed in a pressing operation. Mounting points 5,6 are also formed in blanking and pressing operations.
Patent DE-19837210-C1 (DE)
Title: Continuous production of cellulose suspension useful for producing solution for making e.g. fibers, filaments and film
Inventor: KIND UWE
IPC: C08B1/00
Filed: 1998-08-17
Granted: 1999-11-11
Abstract: Continuous production of a suspension of cellulose in aqueous N-methylmorpholine-N-oxide (NMMO) comprises passing the cellulose through (a) a first shear zone, in which it is homogenized in the absence of NMMO, and (b) a second shear zone, in which aqueous NMMO is added in such an amount that, after mixing, the liquid phase of the suspension contains 70-80 wt.% NMMO. The cellulose or suspension completely fills the available cross-section of the shear zones.