baber/WOPTO huggingface dataset:
Patent ES-2396897-B1 (ES)
Title: Contacto eléctrico.
Inventor: MORET CODINA MARIA CRISTINA
IPC: H01R4/26
Filed: 2011-06-09
Granted: 2013-11-04
Abstract: Contacto eléctrico.#Es objeto de la invención presentar un contacto eléctrico (1) para borne del tipo ?sin tornillo? que permite la conexión tanto de conductores eléctricos (8) con y sin extremos desprovistos de cubierta aislante (8a) debido a la forma especial tanto de su pared de contacto (9) con la consecuente arista de contacto (10) y de su brazo elástico (10) antes de la pared de contacto (9) con al menos un punto de flexión (12) y formando un ángulo ({al}) comprendido entre 90° y 180° entre los dos extremos del citado brazo elástico (11).#Además, la mencionada forma permite la ampliación (a) del corte efectuado por las aristas de contacto (10), rompiendo así la posible pequeña película de aislante que pudiera aparecer durante el corte.
Patent ES-2407954-B1 (ES)
Title: Sistema de transporte de acumuladores de vapor
Inventor: MITJANA SALVAT JOSEP
IPC: B65G41/02
Filed: 2011-09-12
Granted: 2014-08-07
Abstract: Sistema de transporte de acumuladores de vapor.#La invención se refiere a un sistema de transporte de acumuladores de vapor, que comprende: al menos dos carros 1 montados sobre un par de raíles 2, cada uno provisto de al menos un bogie 3, comprendiendo cada carro una estructura 4 de soporte del acumulador, en el que el carro comprende una fila de ruedas 5 dispuesta lateralmente con respecto al bogie 3 y sobre la que se apoya la estructura 4; y una pista de apoyo 6 paralela al par de raíles 2, sobre la que se apoya la fila de ruedas 5. Este sistema permite transportar hasta 600Tm o más por carro.
Patent ES-2525106-B1 (ES)
Title: Péptido sintético derivado de Fasciola hepatica y su uso como vacuna
Inventor: MURO ALVAREZ ANTONIO
IPC: C12N9/64
Filed: 2013-06-17
Granted: 2015-09-29
Abstract: Péptido sintético derivado de Fasciola hepática y su uso como vacuna.#La presente invención se refiere a polipéptidos o secuencias nucleotídicas que los codifican y composiciones que los contienen los cuales resultan útiles para la prevención y o el tratamiento de infecciones producidas por organismos del género Fasciola y más concretamente por Fasciola hepática. Estos elementos también resultan útiles para la producción de anticuerpos frente a dichos péptidos. Los polipéptidos, secuencias nucleotídicas, composiciones, sueros y anticuerpos también resultan útiles para la elaboración de vacunas.
Patent ES-2524842-B1 (ES)
Title: Enfilador
Inventor: ROCHE REBOLLO ENRIQUE
IPC: A61M25/09
Filed: 2014-07-31
Granted: 2015-09-23
Abstract: El enfilador para catéteres (9) y guías (8) de un procedimiento Seldinger o similar, que comprende un cuerpo (1), por ejemplo plano, con una articulación (2) y un cierre (5) que asegura el cuerpo en la posición plegada, y porque comprende al menos un par de embudos (3, 4), mayor e menor, enfrentados y con la boca estrecha yuxtapuesta. El enfilador puede comprender varios pares de embudos (3, 4) de diámetros de la boca estrecha, o punto de convergencia, crecientes.
Patent ES-2617049-B1 (ES)
Title: Disposición de elemento de mando, y punto de cocción
Inventor: GUTIERREZ HUMARA MELCA
IPC: F24C3/12
Filed: 2015-12-15
Granted: 2018-04-02
Abstract: La invención hace referencia a una disposición de elemento de mando (8) para un punto de cocción (1), con un elemento de mando (5) que presenta una carcasa (9) y un eje de accionamiento (10) para accionar el elemento de mando (5), alojado de manera giratoria en la carcasa (9), y con un dispositivo de mando (14) que presenta una manilla de mando (15) unida con el eje de accionamiento (10) de manera resistente a la torsión y un elemento de fijación (16) unido con la carcasa (9) y con la manilla de mando (15) en arrastre de forma, donde la manilla de mando (15) es girable de manera relativa al elemento de fijación (16) para accionar el elemento de mando (5).
Patent ES-2641790-B1 (ES)
Title: Sistema integral de refuerzo, desmontaje y reposición de fachadas de ladrillo antiguas con su procedimiento
Inventor: ADELL ARGILES JOSEP MARÍA
IPC: E04G23/06
Filed: 2016-05-10
Granted: 2018-09-13
Abstract: Procedimiento para el sistema de refuerzo, desmontaje y reposición de fachadas de ladrillo antiguas, caracterizado porque, tras realizar una modulación cuadriculada de su alzado en módulos cuya altura no supere la distancia vertical entre los forjados, y el ancho esté comprendido entre 3 y 6 metros, dichos módulos se conviertan en paneles o paños recuperados, transportables y restaurables a pie de obra o en almacén, en 10 fases perfectamente coordinadas y cuyo sistema se aplica a un edificio existente (1), que se puede organizar en paños de fachada (2), ciegos o con ventanas (4), estando hechos de algún tipo de muro de ladrillo (8) (8') (8'') (8''') y junta (9) (9') (9'') (9'''), con determinado aparejo que dé un grueso concreto (10) (10') (10'') (10''') y que se van a poder transformar en paneles transportables (24), previo refuerzo de los huecos con cruces de San Andrés (14), mediante un sistema integral de refuerzo, con el procedimiento de aplicar tensiones de pretensado en el eje vertical por el centro de cada paño (2), empezando por practicarle rozas horizontales laterales (15) (15') (15'') (15''') donde se incorporan perfiles, pletinas, chapas o barras y/o armaduras horizontales inferiores (16) (16') (16'') (16'''), así como horizontales superiores (17) (17') (17'') (17''') que se conectan entre sí con barras verticales roscadas (18) (18') (18'') (18''') que podrán ubicarse por dentro o por fuera del muro, para poder ejercer la presión de pretensado calculada para lograr con ello mantener los ladrillos unidos, después de roscar las tuercas de apriete (20) (20'), con lo que se garantiza que al desmontar el panel (24) ya reforzado y pretensado, recortando para ello por el exterior las juntas horizontales (22) (22') (22'') y verticales (23) (23') (23''), permanezca comprimido de forma íntegra, para que no se desmorone durante el izado por cable de una grúa (27) con un perfil intermedio (26) que se sujeta a las conexiones (25) (25') de dicho panel pretensado (24), para su posterior transporte, almacenaje y vuelta a montar.
Patent ES-2636684-B1 (ES)
Title: Procedimiento, sistema, sistema informático y programa informático para seguir la traza de una mercancía desde su carga en un contenedor o en un compartimento de carga de un vehículo hasta su descarga en el destino de transporte
Inventor: RUIZ ROMAN RODRIGO
IPC: G06Q50/30
Filed: 2016-04-05
Granted: 2018-05-30
Abstract: La presente descripción se refiere a un procedimiento para seguir la traza de una mercancía desde su carga en un contenedor o en un compartimento de carga de un vehículo hasta su descarga en el destino de transporte, comprendiendo el procedimiento recibir datos generados por al menos un elemento sensor; enviar datos recibidos generados por el al menos un elemento sensor, a un sistema de control externo.
Patent ES-2580508-B1 (ES)
Title: Composiciones para la prevención y/o tratamiento de los trastornos por uso de alcohol.
Inventor: RODRIGUEZ DE FONSECA FERNANDO
IPC: A61K31/164
Filed: 2016-04-11
Granted: 2018-09-12
Abstract: Composiciones para la prevención y/o tratamiento de los trastornos por uso de alcohol.#Uso de aciletanolamidas en la elaboración de un medicamento o nutracéutico para la prevención, alivio y/o tratamiento de los trastornos por uso de alcohol en general, y de la intoxicación etílica o embriaguez patológica, y el síndrome de dependencia al alcohol en particular.
Patent HR-P20010594-B1 (HR)
Title: Phenylalaninol derivatives
Inventor: SIDDURI ACHYTHARAO
IPC: C07C235/42
Filed: 2001-08-10
Abstract: New Phenylalaninol derivatives (I). Phenylalaninol derivatives of formula (I) are new: [Image] X : a benzamide group of formula (i), a heterocyclyl-amide group of formula (ii) or an imidazolin-3-yl-4-one group of formula (iii): [Image] R 15halo, NO 2, CN, lower alkylsulfonyl, lower alkyl, lower alkoxy, lower alkoxycarbonyl, carboxy, lower alkylaminosulfonyl, lower perfluoroalkyl, lower alkylthio, lower hydroxyalkyl, alkoxy-lower alkyl, alkylthio-lower alkyl, alkylsulfinyl-lower alkyl, alkylsulfonyl-lower alkyl, lower alkylsulfinyl, lower alkanoyl, aroyl, aryl or aryloxy; R 16H, halo, NO 2, CN, lower alkyl, OH lower perfluoroalkyl or lower alkylthio; Het : 5-6 membered heteroaryl containing 1-2 N, O or S; or 9-10 membered bicyclic heteroaryl containing 1-4 O, S or N; R 30H or lower alkyl; p : 0-1; R 18aryl or heteroaryl; R 19optionally substituted lower alkyl, aryl, heteroaryl, aralkyl or heteroaralkyl; R 20lower alkanoyl or aroyl; Y : a group of formula (iv) or (v) or a 5-6 membered heteroaryl, bonded via C and containing 1-3 O, N or S and optionally substituted by 1-2 lower alkyl, cycloalkyl, halo, CN, perfluoroalkyl or aryl, provided that at least one of the substituents is adjacent to the bonding C; [Image] a : an optional double bond; R 22, R 23H, lower alkyl, lower alkoxy, lower cycloalkyl, aryl aralkyl, NO 2, CN, lower alkylthio, lower alkylsulfinyl, lower alkylsulfonyl, lower alkanoyl, halo or perfluoro lower alkyl; provided that at least one is not H; R 24H, lower alkyl, lower alkoxy, aryl, NO 2, CN, lower alkylsulfony or halo; R 25lower alkyl, lower alkenyl (optionally fluorinated) or R 26(CH 2) e; R 26aryl, heteroaryl, N 3, CN, OH, lower alkoxy. lower alkoxycarbonyl, lower alkanoyl, lower alkylthio, lower alkylsulfonyl, lower alkylsulfinyl, perfluoro-lower alkanoyl, NO 2 or NR 28R 29; R 28H or lower alkyl; R 29H, lower alkyl, lower alkoxycarbonyl, lower alkanoyl, aroyl, perfluoro lower alkanoylamino, lower alkylsulfonyl, lower alkylaminocarbonyl or arylaminocarbonyl; or R 28 + R 294-6 membered carbocyclic ring optionally containing 1 O, N or S and optionally substituted on C by lower alkyl or halo; Q : (CH 2) fO, (CH 2) fS, (CH 2) fN(R 27), (CH 2) f or a bond; R 27H, lower alkyl, aryl, lower alkanoyl, aroyl or lower alkoxycarbonyl; e : 0-4; and f : 1-3. An independent claim is included for preparation of (I). ACTIVITY : Antirheumatic; antiarthritic; antiasthmatic; antiinflammatory; neuroprotective. MECHANISM OF ACTION : (I) inhibit the binding of vascular cell adhesion molecule-1 (VCAM1) and fibronectin to the integrin VLA-4 (not defined) on circulating lymphocytes, eosinophils, basophils and monocytes.
Patent JO-P20190309-B1 (JO)
Title: Method and system for bringing a nuclear power plant into a safe state after extreme effect
Inventor: Altbregen Darya Robertovna
IPC: G21C15/18
Filed: 2018-12-28
Granted: 2023-09-17
Abstract: The method and system for bringing a nuclear power plant to a safe state after extreme effect are intended to reduce the temperature of the coolant after extreme effect, in particular, when the aircraft falls, below the boiling point. The system comprises inlet and outlet pipelines, a steam generator, a storage tank and a heat exchanger, a separation tank located above the steam generator and connected by two pipelines to a storage tank, a pump, a control unit, the heat exchanger is installed in the outlet pipeline, the first water valve is installed in the inlet pipeline, and the separation tank is connected with a storage tank by a pipeline with a second water valve installed in it and a pipeline with a first air valve installed in it. The method of bringing a nuclear power plant into a safe state after extreme effect involves filling the system with coolant, feeding the coolant from the steam generator through the inlet pipeline and the storage tank to the heat exchanger, and then feeding the coolant through the outlet pipeline back to the steam generator, wherein the pump is turned on for feeding the coolant and subsequent operation of the system, the first air valve is used to maintain pressure in the system, ensuring the absence of boiling of the coolant, and prior to feeding the coolant into the storage tank it is first fed to the separation tank located above the steam
Patent KR-820000174-B1 (KR)
Title: Process for the preparation of diurethane
Inventor: BOROSCHEWSKI G
Filed: 1977-10-15
Granted: 1982-02-24
Abstract: Selectively herbicidal title compds. (I; R1 = alkyl, alkenyl, halogenoalkyl; R2 = Ph, halogen, CF3, alkyl, alkoxy-substituted Ph or cyclohexyl) were prepd. by reaction of II and III.  Thus, 25.4 g II in 100 ml AcOEt and 13.8 g CaCO3 in 50 ml H2O were added to 16.3 g III(R1 = toluen-3-yl; R2 = iso-Bu) and stirred at 15≰C, 30 min followed by reperating and recrystallizing to give 27 g I(m.p.; 106-170≰C).
Patent KR-790000834-B1 (KR)
Title: Apparatus and method of the wire-net
Inventor: OH SOO YUNG
Filed: 1978-01-28
Granted: 1979-07-18
Abstract: An appts. for manufg. wire-net which bent the wire continuously in a Z shape before weaving the wire-net in which the longitudinal part of the Z shaped wire played the role of a muscular tissue, was comprised of a cylinder(3) in which a horizontal loophole(4) was formed along the inside half circle & an inclined loophole(5) connected to the horizontal one(4) along the opposite half circle & the special spiral loophole continued for several steps, and a rotatable plate(7) having an inclined surface (7") which was rotated inside cyl. (3) to continuously bend the wire entering the hole(9).
Patent KR-820001346-B1 (KR)
Title: Multi-function electronic timepiece
Inventor: MORITANI N
IPC: G04C3/00
Filed: 1978-06-03
Granted: 1982-07-28
Abstract: The multifunction electronic timepiece is composed of the first clocking means(4), the memory means(6,7,8) memorize, the contents of the multifunction of the timepiece, the selecting means(9,10) select the one of the multifunction, the second clocking means(5) shows the selected function and control means (29,30,31) control the inter-transmission between the contents of the second clocking means and those of the memory means.
Patent KR-820002238-B1 (KR)
Title: Dc dc converter
Inventor: SEKINE HIROHITO
IPC: H02M3/00
Filed: 1978-09-21
Granted: 1982-12-03
Abstract: The purpose of this invention is to provide a good DC-DC converter which stability of output voltage is excellent.(1) indicate D-C power supply and (2) indicate switching transistor.  Output voltage detection circuit for example (12)(13)(14) detects a direct output voltage in the load circuit.  A standard voltage circuit consists of zener diodes(17) and resistors(18) to compare a direct output voltage with a standard voltage.  The error amplication circuit like a transistor(15) generates an error output voltage between direct output voltage and standard voltage.
Patent KR-820001001-B1 (KR)
Title: Keyed agc circuit
Inventor: HARFORD J
IPC: H04N5/53
Filed: 1979-08-18
Granted: 1982-06-04
Abstract: The circuit generates an AGC voltage. It has a circuit generating a composite video signal including a synchronisation signal, and a source generating periodic pulses normally coinciding with the synchronisation pulses. The AGC voltage generator has a filter capacitor. A signal converter (20) has a first signal path (350, 30, 360) which responds to the periodic pulses and the composite video signal and charges the filter capacitor. It has a second path (372, 380) which responds to the same signals and discharges the filter capacitor whose net charge generates the AGC voltage related to the level of the synchronisation signal in the video signal.
Patent KR-840000377-B1 (KR)
Title: Dermatic medicament
Inventor: KASHIWAYAMA SHINAI
IPC: C12P1/00
Filed: 1980-09-02
Granted: 1984-03-27
Abstract: A dermatic medicament is produced by fermn. with Trichosporon kashiwayama FERM-p4821.  Thus, T. kawashiyama FERM-p4821 was inoculated into 800 L medium contg. glucose 0.3%, skim milk 0.5%, and yeast ext. 0.5% and incubated at 28≰C for 70 hr with stirring and aeration.  The culture broth was filtered and concd.  The resulting conct. lg was mixed with stearic acid lg, wax 7g, glycerol monostearate 4g, paraffin 30g, ranoline 0.1g and purified water 40g to give an ointment, which showed bactericidal effect and prevent acne.
Patent KR-840000441-B1 (KR)
Title: Manufacturing process of dyestuff powers
Inventor: SEINO JUNZABURO
IPC: C09B67/02
Filed: 1980-11-12
Granted: 1984-04-07
Abstract: A manufacturing process for dyestuff powders is conducted by spray-drying dispersion or solution dyes in a spraydryer where the temperatures of inlet and outlet are 110-260oC and 60-80oC, respectively, and the hot air velocity is 5-80m/sec. The spray dryer consists of (a) an inlet introducing the hot air into the inside, (b) an outlet discharging powdered dyes and the hot air, (c) an atomizer located at the upper position, and (d) a main dryer body designed to increase the hot air velocity.
Patent KR-860001812-B1 (KR)
Title: Method for manufacturing dry ginseng
Inventor: HACHIYA IWAO
IPC: A23L19/00
Filed: 1981-04-13
Granted: 1986-10-24
Abstract: A dried ginseng for medicinal purposes was manufd. by heat treatment at 60-100 ≰C. Thus, 128.4 g of washed ginseng in a polyethylene bag were heat-sealed and irradiated with microwaves at 2450 MHz and 240 W for 60 min. This material was transferred to a closed vessel and the vessel was maintained at 30kg/cm2. After the material was frozen at - 15≰C for 12 hrs and dried, the material was lyophilized again at -50≰C for 16 hrs. and dried at 50≰C for 50 hrs. to give 32.1 g dried ginseng.
Patent KR-860001562-B1 (KR)
Title: Process for preparing human parathyroid hormone
Inventor: SUGIMOTO KANAME
IPC: C12P21/00
Filed: 1981-12-24
Granted: 1986-10-08
Abstract: Human parathyroid hormone(I) was prepd. by multiplication of human lynphoblastoid cells capable of producing (I), using a warmblooded animal for this multiplication, and liberating (I) from cells produced. Thus, BALL-1 human leukemic lymphoblastoids fused with parathyroid tumor cells were injected into rats. After 4 wk, the growing tumors were removed and disoggregated. The cells were treated with trypsin and cultured at 37≰C for 40 hr in Earle's medium coantg. 10% fetal calf serum contg. 30mM arginine and 20mM CaCl2  to give 830 mg/ml of (I). (I) controls the body's synthetis of Vitamin D3, stimulates liberation of Ca from bones, and leads to an increase of blood Ca levels.
Patent KR-890002382-B1 (KR)
Title: Fuel assembly locking apparatus
Inventor: TOLINO RALPH W
IPC: G21C19/34
Filed: 1982-06-26
Granted: 1989-07-02
Abstract: A submerged square nuclear fuel assembly is locked and held by a device including a support on which the legs of the assembly rest.  A square rotatable plate is located on the support between the legs, and can be rotated by a remote actuator.  Each corner of the plate has a notch formed in it.  When the plate is turned, the notches engage the legs of the assembly to lock it in position. The device is used to hold a fuel assembly to allow fuel rods to be extracted and replaced by new ones.  The assembly is positively secured while under water without causing damage to the assembly or fuel rods.
Patent KR-900009016-B1 (KR)
Inventor: ODAKGE MASAYUKGI
IPC: B01J35/10
Filed: 1983-03-31
Granted: 1990-12-17
Abstract: 내용 없음.
Patent KR-930002473-B1 (KR)
Inventor: GUIGON JEAN-PAUL
IPC: B23K37/053
Filed: 1983-07-18
Granted: 1993-04-02
Abstract: 내용 없음.
Patent KR-870001079-B1 (KR)
Title: Photo album
Inventor: HAN WON-GIL
IPC: B42F17/00
Filed: 1985-01-21
Granted: 1987-06-04
Abstract: This invention relates to themechanical photo album.  The display plate (11) which is made of plastic or glass is located in the front of body (1), and photographs are stored between the display plate and the transporting equipment (10), and it is only the foremost photograph that can be seen.  If one wishes to see other the photographs, an exchange of photographs is accomplished by operating the exchange equipment.
Patent KR-870001707-B1 (KR)
Title: Charging circuit
Inventor: YUN JONG-GYONG
IPC: H02J7/00
Filed: 1985-03-25
Granted: 1987-09-24
Abstract: The objectives of this invension is to present current limit type rechargable circuits which conform to the original battery charateristics after recharging and can use different rechargable circuits depending on each battery charateristics.  The constructions of the above circuits are as follows.  Rectifier circuits include Tvs. and OP amps. and a switch.  According to switch position, it is possible to recharge two type battery(AAM type and CM type).  The both types can recharge four dry batteries.
Patent KR-880001279-B1 (KR)
Title: Method for preparation of transferring ink
Inventor: KIM YU-BUN
IPC: B41M1/22
Filed: 1985-07-02
Granted: 1988-07-18
Abstract: A transfer paper made of metal leaf exhibits superior detachability, durability and polishing and it can be transfer print instantaneously.  Thus, a transfer ink is consisted of ethylene-vinyl acetate copolymer 30, polyurethane resin 20, vinyl chloride-vinyl acetate copolymer 6, defoaming agent 0.2, ester type wax 4, vinyl chloride-isobutyl ether copolymer 5.8, and metal leaf powder 34%. The obtained composition is mixed with toluene and cyclohexanone to give silk screen transfer liquid.
Patent KR-900007527-B1 (KR)
Title: Core for an automobile bumper
Inventor: NAGOSHI TOSHIHARU
IPC: B60R19/22
Filed: 1985-08-13
Granted: 1990-10-11
Abstract: A core for an automobile bumper comprises a foam having a bulk density of 0.047-0.18 g/cm3. The foam is made of an ethylenepropylene random copolymer having an ethylene content of 0.1-0.8 weight%. specifically the bulk density is 0.052-0.075 g/cm3, and the ethylene content is 2.0-5.0 weight%. Figures illustrates a cross-sectional view of a typical bumper. Cover (1a) is by reaction injection moulding of for example polypropylene.
Patent KR-900002456-B1 (KR)
Title: Preparation method of silver catalyst for producing ethylene oxide
Inventor: TAMURA FUMIHIDE
IPC: B01J27/06
Filed: 1985-10-14
Granted: 1990-04-16
Abstract: A method for prepg. silver catalyst comprises (a) carrying at least one cocatalyst selected from a gp. of silver, alkali metal and alkali metal cpds. to porous refractory mineral carrier having intalox saddle and Berl saddle shape and (b) heat treating in an inert gas below 3 vol.% of O at 550-950 deg. C.  In the method, fine silver particles are disperse/adsorbed to outerface of the carrier and inwall of pores.  The catalyst is useful for producing ethylene oxide from ethylene and mol. O in the presence of halogenation-inhibitor.
Patent KR-890003279-B1 (KR)
Title: Manufacturing method of tee joint
Inventor: AN GAB-WON
IPC: B21D31/00
Filed: 1986-07-14
Granted: 1989-09-06
Abstract: A manufacturing method of T-joint pipe comprises (a) forming a long pipe with elliptical section by pressing a long pipe with a true circular section, (b) sealing both ends of this pipe after infusing water into this pipe to the full, (c) placing this pipe on the metal mould (2) composed of metal moulds (2) with grooves (201,202), (d) pressing this pipe with upper metal mould (3) to form T-joint pipe, (e) cutting this pipe into many T-joint pipes.
Patent KR-900004780-B1 (KR)
Title: Phase detective apparatus using mangetic sensor
Inventor: FUJIWARA YOSIRO
IPC: G01D5/20
Filed: 1986-08-25
Granted: 1990-07-05
Abstract: A position detector has a magnetic sensor for measuring linear or angular displacement, or detecting a position of a body without contact. The detector has a closed circuit including magnets and yokes. The magnetic leakage flux which emanates from the inside surfaces of the yokes is utilized to detect the position of the body. The magnetic sensor is transferred along the inside surface of the yokes by a transferring circuit, which senses the magnetic field intensity of the distributed leakage flux. An output signal is stable due to the shielding effect of the yokes.
Patent KR-900000871-B1 (KR)
Title: Process for producing spergualin-related compounds having a phenylene group
Inventor: UMEJAWA HAMAO
IPC: C07C67/00
Filed: 1986-08-26
Granted: 1990-02-17
Abstract: Spergualin-related cpds. of formula (I)' contg. a phenylene gp., and their salts are prepared by reduction of the cpd. of formula (II) or its salts.  In the formulas, R is H, lower hydroxyalkyl or lower alkoxy; n is 3-5.  (I) are precursors for the industrial scale production of sperguolin-related phenylene gp.-contg. cpds.. Spergualin is an antibiotic which also exhibits potential for use as an anti-tumour, but the hemi-acetal structure in the molecule makes it unstabe in aq. soln.