baber/WOPTO huggingface dataset:
Patent WO-9116233-A1 (WO)
Title: Hydrostatic pressure sensor
Inventor: WILSON ROBERT F
IPC: B63B22/14
Filed: 1990-09-12
Abstract: A hydrostatic pressure sensor, one use for which is to initiate the automatic deployment of emergency marine safety equipment, when a specified depth below the water level is exceeded. The sensor uses a novel method of compensating for ambient air temperature and barometric pressure as a means of reducing the errors in depth sensing caused by changes in the above ambient conditions.
Patent WO-9202807-A1 (WO)
Inventor: WALTON FRANK B
IPC: F01N9/00
Filed: 1990-09-13
Abstract: Procédé de détection de l'accumulation de matières particulaires sur un milieu filtrant formé d'un matériau diélectrique et situé dans une chambre qui présente la propriété d'une ligne de transmission ou de guidage de micro-ondes. Le procédé consiste à exciter la chambre à l'aide d'un signal à micro-ondes et à contrôler la perte de transmission du signal lors de sa traversée de ladite ligne, afin de détecter le facteur de perte diélectrique réelle et fournir ainsi une indication de la concentration ou de la quantité de matières particulaires accumulées sur ledit milieu filtrant.
Patent WO-9407505-A1 (WO)
Inventor: FALK RUDOLF EDGAR
IPC: A61K47/36
Filed: 1993-09-22
Abstract: Pour empêcher le rétrécissement des parois tubulaires chez un animal après que ces parois tubulaires aient subi un traumatisme, on administre à l'animal une quantité non toxique et efficace sur le plan thérapeutique d'acide hyaluronique et/ou de sels et/ou d'homologues, d'analogues, de dérivés, de complexes, d'esters, de fragments et de sous-unités de l'acide hyaluronique, pour empêcher le rétrécissement des parois tubulaires chez l'animal en question.
Patent WO-9723409-A1 (WO)
Title: Winch
Inventor: MORFITT JEFFREY
IPC: B63B23/48
Filed: 1996-12-20
Abstract: There is provided a new and useful winch (10) comprising a cable drum (12); a motor (20) operatively connected to drive a cable drum (12); a fall arrestor (90) operatively connected to a cable drum (12) and having no power input requirement and a gear reduction group (32) through which a motor (20) and fall arrestor (90) are operatively connected to a cable drum (12).
Patent WO-0131577-A1 (WO)
Inventor: PETRESCU MIHAI
IPC: G07C9/00
Filed: 2000-10-30
Abstract: The invention relates to a data carrier the data of which are protected by a biometric sensor (4) from unauthorized used. Said sensor compares the read-out biometric data with stored biometric data. Only if these data correspond, the stored data to be read out from the data carrier are made physically readable by an activation function, either by transmitting the data to a readable zone (2) on the data carrier or by switching off a disturbance field produced over the zone to be read out once the biometric sensor is activated.
Patent WO-02071880-A1 (WO)
Title: Schuh
Inventor: SCHALLER PASCAL
IPC: A43B3/10
Filed: 2002-03-07
Abstract: Schuh (1) mit einem Sohlenteil (2) und mindestens einem Oberteil (3, 4, 5), welches Oberteil eine erste Seite (31, 41, 51) und eine zweite Seite (32, 42, 52) aufweist, wobei das Sohlenteil und das mindestens eine Oberteil mit einer Verbindungseinrichtung (6) lösbar miteinander verbindbar sind, dadurch gekennzeichnet, dass das mindestens eine Oberteil und die Verbindungseinrichtung derart ausgebildet sind, dass das mindestens eine Oberteil mittels der Verbindungseinrichtung in der Weise am Sohlenteil lösbar verbindbar ist, dass wahlweise die erste oder die zweite Seite der Oberteils dem Sohlenteil zugewandt ist.
Patent CH-715911-A1 (CH)
Title: Vorrichtung zur Speisung von Karden.
Inventor: ROLAND BISCHOF
IPC: D01G23/08
Filed: 2019-03-08
Abstract: Die Erfindung bezieht sich auf eine Vorrichtung und ein zugehöriges Verfahren zur Speisung von Faserflocken für eine Mehrzahl von Karden (3, 6, 9) in einer Spinnereivorbereitung. Die Vorrichtung umfasst einen zur Faserflocken-Förderung vorgesehenen Förderkanal (1), welcher mit einer Mehrzahl, jeweils einer Karde (3, 6, 9) zugeordneten, Füllschächten (4, 7, 10) verbunden ist, wobei der Förderkanal (1) über den Füllschächten (4, 7, 10) entlang geführt ist und zur Verbindung mit den Füllschächten (4, 7, 10) in einem Bodenblech (2) des Förderkanals (1) jeweils eine Öffnung aufweist. Es ist ein Verschlussorgan (5, 8, 11) vorgesehen um die Öffnung zwischen dem Förderkanal (1) und dem jeweiligen Füllschacht (4, 7, 10) zu schliessen..
Patent WO-9112383-A1 (WO)
Title: Element de liaison pour tiges
Inventor: STRAESSLE MARCEL
IPC: F16B12/40
Filed: 1991-02-13
Abstract: Un élément de liaison comprend une cheville (6, 7, 8, 9) montable de manière rotative à une extrémité de la tige (11) au moyen d'un manchon d'insertion (3), et un manchon (12) dans l'alésage axial débouchant duquel la cheville (6, 7, 8, 9) est partiellement insérée afin de transmettre par glissement axial un mouvement de rotation du manchon (12) à la cheville (6, 7, 8, 9). L'alésage débouchant n'est construit de façon à transmettre le mouvement de rotation du manchon (12) à la cheville (6, 7, 8, 9) que dans sa partie antérieure. Dans sa partie postérieure, le manchon (12) a un diamètre supérieur au diamètre de la partie antérieure de l'alésage débouchant, conçu de manière à assurer une liaison de forme. La cheville est expulsée du manchon (12) par un ressort (13). L'extrémité antérieure (9) de l'élément de liaison peut être raccordée à une ferrure nodale (10) d'un treillis en trois dimensions.
Patent WO-9712720-A1 (WO)
Inventor: WIDMER HANS-PETER
IPC: B23Q11/00
Filed: 1995-10-04
Abstract: The invention concerns a spindle part (1) which comprises a cylindrical tubular part and is mounted via bearing units (3, 4; 5-8) so as to rotate in the tubular housing part (2). The number and mounting points of the bearing units (3, 4; 5-8) can be freely selected according to the drive of the spindle part (1) and the headstock load during operation. The headstock is connected to the frame of the respective machine tool via clamping straps (16, 17). Owing to its simple construction, the headstock can be used universally and can be adapted to the respective application by very small adjustments.
Patent WO-0149860-A1 (WO)
Title: Nouveau polypeptide, helicase 9, et polynucleotide codant pour ce polypeptide
Inventor: MAO YUMIN
IPC: C12N9/90
Filed: 2000-12-18
Abstract: L'invention concerne un nouveau polypeptide, une hélicase 9, et un polynucléotide codant pour ce polypeptide ainsi qu'un procédé d'obtention de ce polypeptide par des techniques recombinantes d'ADN. L'invention concerne en outre les applications de ce polypeptide dans le traitement de maladies, notamment des tumeurs malignes, de l'hémopathie, de l'infection par VIH, de maladies immunitaires et de diverses inflammations. L'invention concerne aussi l'antagoniste agissant contre le polypeptide et son action thérapeutique ainsi que les applications de ce polynucléotide codant pour l'hélicase 9.
Patent WO-0147979-A1 (WO)
Title: Nouveau polypeptide, proteine 11 a particule de reconnaissance du signal 54, et polynucleotide codant pour ce polypeptide
Inventor: MAO YUMIN
IPC: A61K38/00
Filed: 2000-12-25
Abstract: L'invention concerne un nouveau polypeptide, une protéine 11 à particule de reconnaissance du signal 54, et un polynucléotide codant pour ce polypeptide ainsi qu'un procédé d'obtention de ce polypeptide par des techniques recombinantes d'ADN. L'invention concerne en outre les applications de ce polypeptide dans le traitement de maladies, notamment des tumeurs malignes, de l'hémopathie, de l'infection par VIH, de maladies immunitaires et de diverses inflammations. L'invention concerne aussi l'antagoniste agissant contre le polypeptide et son action thérapeutique ainsi que les applications de ce polynucléotide codant pour la protéine 11 à particule de reconnaissance du signal 54.
Patent WO-0187943-A1 (WO)
Title: Protease a serine 13 atp-dependante, polypeptide humain, et polynucleotide le codant
Inventor: MAO YUMIN
IPC: C12N9/64
Filed: 2001-04-28
Abstract: L'invention concerne un polypeptide humain, une protéase à sérine 13 ATP-dépendante, le polynucléotide qui le code et le procédé de production de ce polypeptide à l'aide de techniques de recombinaison. Elle concerne aussi une méthode d'application du polypeptide pour le traitement de nombreuses maladies, notamment cancer, hémopathie, infection par le VIH, maladies immunologique et inflammatoire. Elle concerne encore l'antagoniste du polypeptide et son utilisation thérapeutique. Elle concerne enfin l'utilisation du polynucléotide codant la protéase à sérine 13 ATP-dépendante.
Patent WO-0237988-A1 (WO)
Title: Food comprising cane molasse and beta-glucan
Inventor: KOCNAR JAN
IPC: A23L29/30
Filed: 2001-11-12
Abstract: The invention concerns combined food for special nutrition, consisting in cane molasses of suitable quality, supplemented with 0,1 - 50 % of β-glucan, calculated as a dry mass, and possibly with other health beneficial substances so that their concentrations may reach corresponding defined daily doses.
Patent WO-03087910-A1 (WO)
Title: Ensemble de connecteur de fibres optiques dote d'une ferrule bien fixee et d'un adaptateur resiliant
Inventor: KLAMRT IVO
IPC: G02B6/36
Filed: 2002-12-20
Abstract: Selon cette invention, un ensemble de connecteur de fibres optiques comprend deux fiches (1) formées par des ferrules (2) bien fixées sur des bords (3) de ferrules qui fonctionnent simultanément comme des corps de connecteurs et se terminent par des sorties (4) protégeant les sorties de fibres optiques, tandis que des fiches (1) sont introduites dans l'adaptateur de connecteurs homologues (5) équipé, d'une part, d'un manchon résiliant de connexion déposé de manière lâche (10) destiné à l'alignement de l'axe de la ferrule de connexion (2) et, d'autre part, d'éléments élastiques convergents (6, 7). Ceci engendre une pression optimale sur les bords (3) de la ferrule des fiches (1) dans les emplacements de zones de compression (9) et de butées (11), ce qui permet de déterminer avec les surfaces d'arrêt (12) sur les fiches (1) l'insertion maximale possible des fiches (1) dans l'adaptateur (5) de connecteurs homologues, et, en outre, le verrou (13) formé à l'intérieur de l'adaptateur (5) de connecteurs homologues s'insère dans l'encoche (14) de verrou sur le bord (3) de la ferrule. L'élaboration de l'adaptateur (5) de connecteurs homologues permet d'accoupler deux fiches (1) provenant des deux côtés ou une fiche (1) provenant d'un côté, avec une fiche LC ou MU sur l'autre côté. Un adaptateur (5) de connecteurs homologues est équipé d'éléments de guidage latéraux (8) permettant de grouper des adaptateurs individuels dans des matrices et des blocs d'adaptateurs rigides.
Patent WO-0169669-A1 (WO)
Inventor: ERNST GEORG
IPC: H01L21/68
Filed: 2001-03-07
Abstract: The lower side of a leadframe (11) with chips (7) is provided with an adhesive film (24), wherein the open contacts can be pressed into the thin adhesive layer of the film. The chips are coated with epoxy resin on one side, under pressure in an injection tool (22, 23) with cavities (27) . The leadframe with the film is pressed against the covering (28). The lower side of the leadframe is thus sealed, avoiding flash on the contacts. The device has a wind-off roller (21) for a strip of film which is automatically applied to and removed from the lower side of the lead frame.
Patent WO-03000940-A1 (WO)
Inventor: WEINZIERL KLAUS
IPC: B21B45/02
Filed: 2002-06-07
Abstract: To determine the temperature progression (Tm(t)) of a hot-rolled product (1) in a cooling section (5), a thermal-conduction equation of formula (I) is solved in a cooling-section model (4). In said equation, e represents the enthalpy, μ represents the thermal conductivity, p stands for the degree of phase transition, ς represents the density, T represents the temperature of the rolled product at the rolled-product location and t represents the time.
Patent WO-03001483-A1 (WO)
Title: Programmierbarer gelenksimulator mit kraft- und bewegungsfeedback
Inventor: RIENER ROBERT
IPC: G09B23/32
Filed: 2002-06-25
Abstract: Die Erfindung betrifft einen Gelenksimulator zum Nachbilden von biomechanischen Eigenschaften to Körperabschnitten mit Gelenken. Der Gelenksimulator weist nachfolgende Merkmale auf: einen Modellkörper (3, 4) des zu simulierenden Körperabschnitts, steuerbare Antriebselemente (8), die mit dem Modellkörper (3, 4) mechanisch so gekoppelt sind, dass durch Ansteuerung der Antriebselement Bewegungen des Modellkörpers (3, 4) bewirkbar sind, die den realen biomechanischen Gelenkbewegungen des zu simulierenden Körperabschnitts entsprechen, eine Sensoranordnung (7) zum Detektieren von Kräften und Bewegungen, die durch eine untersuchende Person auf den Modellkörper (3, 4) aufgebracht werden, und eine programmierbare Steuervorrichtung zum Ansteuern der Antriebselemente (8), wobei die Steuervorrichtung so ausgebildet ist, dass die von der Sensoranordnung (7) bereitgestellten Meßsignale einem Rechner zugeführt werden, in welchem ein Simulationsprogramm abgelegt ist, welches im Zusammenwirken mit der Steuervorrichtung veranlasst, dass der Modellkörper (3, 4) bei Berührung mit den Händen mittels der Antriebselemente (8) so bewegt wird, daß die biomechanischen Gelenkeigenschaften des natürlichen Körperabschnitts simuliert.
Patent WO-03014622-A1 (WO)
Inventor: BRANSTON DAVID WALTER
IPC: F23C99/00
Filed: 2002-07-31
Abstract: L'utilisation de moyens électriques pour guider et modifier une flamme est connue. Selon l'invention, ces moyens pénètrent dans le front de flamme de sorte que le champ électrique généré traverse uniquement les zones du front de flamme dans lesquelles il produit un effet stabilisateur et réduisant le dégagement de polluants. Dans le dispositif correspondant, les électrodes du brûleur sont placées à l'extérieur de la région de la flamme.
Patent WO-03104790-A1 (WO)
Title: Sensorelement
Inventor: KANTERS JOHANNES
IPC: G01N27/409
Filed: 2003-05-20
Abstract: Es wird ein schichtförmig aufgebautes Sensorelement (10) vorgeschlagen, das in einem Gasmessfühler zum Nachweis einer physikalischen Eigenschaft eines Messgases, vorzugsweise zur Bestimmung der Temperatur des Messgases oder der Konzentration eines Bestandteils des Messgases, dient. Das Sensorelement (10) enthält einen mäanderförmigen Heizer (41), der in eine poröse Heizerisolation (43) eingebettet ist. Zwischen benachbarten Abschnitten des mäanderförmigen Heizers (41) ist mindestens ein Trennelement (44) vorgesehen, das einen geringeren Porenanteil als die poröse Heizerisolation (43) aufweist.
Patent WO-2004006597-A1 (WO)
Inventor: SCHMITT GEORG
IPC: H04L12/66
Filed: 2003-07-03
Abstract: An efficient change to a MGW termination is made possible by means of a method for the signalling of an instruction to change the coding of a live load connection section termination at a media gateway (MGW) from a media gateway controller (MGC) to the media gateway (MGW), whereby an instruction is also signalled from the media gateway controller (MGC) to the media gateway (MGW), which causes the media gateway (MGW) to carry out a check of the connectability of terminations after receipt of several instructions for changing the coding of a termination.
Patent DE-1812286-A1 (DE)
Title: Device for ornamenting thermoplastic art- - icles produced by moulding
Inventor: ROESLER ALFRED
IPC: B29C49/52
Filed: 1968-12-03
Abstract: Device for ornamenting thermoplastics articles produced by moulding. The device as claimed in 1,621,731 is modified in that the guide slot for guiding the flat band through the mould passes through the guide channel of the cutting plunger and enters the mould cavity adjacent the end of the channel.
Patent DE-1907767-A1 (DE)
Title: Rendering leather water-proof
Inventor: HEYDEN DR DIPL-CHEM RUDI
IPC: C14C9/00
Filed: 1969-02-15
Abstract: Water-proof properties of leather are increased by impregnating with salts of 10-20C unsaturated or branched carboxylic acids and basic imidazoline- and/or pyrimidine derivatives plus partially esterified or etherified polyalcohols or partially esterified polycarboxylic acids, containing at least one unsaturated or branched 8-22C residue, in organic solvents.
Patent DE-1927171-A1 (DE)
Title: Pore size distribution measurement
Inventor: WILFRIED FISCHER DIPL-PHYS DR
IPC: G01N15/08
Filed: 1969-05-28
Abstract: The porous body is wetted by a sample liquid at one side which is coated with a finely porous diaphragm (a filter of cellulose derivatives or polymers). At the other side it is brought into contact with gas at a variable pressure. The pore size distribution is found from the displaced fluid volume as a function of the gas pressure and from the known relationship capillary pressure and pore radius.
Patent DE-1931763-A1 (DE)
Title: Preparing polyurethane foams from a methylol - group containing aminoplast or phenoplast
Inventor: J RUSH DONALD
IPC: C08G18/54
Filed: 1969-06-23
Abstract: Preparing a foam by reacting 1) a methylylol resin (pref. from a methylol resin former (a phenalor amine), and an aldehyde), having a pH of not less than 3, and a water content of not more than 10 wt. % and 2) a polyisocyanate, using 0.6-5 pts. methylol resin; part polyisocyanate, in presence of an alkaline medium. The polyurethane foams prepared are fire retardant, heat resistant, cheap, and useful for bonding to metal panels to form lightweight structural members, as thermal insulating materials, and for packaging of delicate articles.
Patent DE-1948018-A1 (DE)
Title: Photocathode prodn
Inventor: STUEBLER HANS
IPC: H01J9/12
Filed: 1969-09-23
Abstract: Photocathodes, e.g. caesium oxide cathodes, are produced by coating a non-conducting support with an Ag base layer; oxidising this; vapour depositing a small amount of Ag, pref. 10-30% of that in the base layer, onto the oxidised base layer; depositing photo-cathodic material in further steps; and completing the photo-cathode. Vapour deposition of a small amt. of Ag increases the transverse conductivity of the photocathode, thus allowing higher current loads.
Patent DE-1957556-A1 (DE)
Title: Handling tubular knitted goods
Inventor: FLEINER SIGMUND
IPC: D06C5/00
Filed: 1969-11-15
Abstract: Two holding arms are located inside the tubular material, each arm holding a pair of vertical rollers. The fabric passes over the arms and rollers and impinges on counter-rollers which are adjustable so that the counter-rollers draw the fabric over the shaper. Spring tension on the internal rollers ensures that the fabric is stretched from within.
Patent DE-2025074-A1 (DE)
Title: Kiln trolley building elements - for kiln construction - with max operational flexibility
IPC: F27D5/00
Filed: 1970-05-22
Abstract: Building elements for the building up of support structures for furnace charges on ceramic kiln trolleys consists of base blocks, into which are placed vertical pillars over which are placed ring ledges for the support and spacing of support ledges for the shelves on which the objects to be fired are placed. Wedges and rods etc. are provided for securing the various elements relative to each other.
Patent DE-2025538-A1 (DE)
Title: Copper acid electrodeposition using brightener composition
IPC: C25D3/38
Filed: 1970-05-26
Abstract: Metal and plastics, such as acrylonitrile-butadiene styrene graft copolymers are plated with ductile, bright, pore-free, adherent Cu from electroplating bths operated at 15-30 degrees C and 1-15 A/sq. dm. current density containing simultaneously added:(A) (a) cyclic or polymeric disulphide with C-S-S-C gps. containing at least one sulphonic or phosphonic acid group and opt. substd. by further water-solubilising gps. where polymeric disulphides contain several disulphide gps. and sulphonic or phosphonic acid groups; (B) an acid organic cpd. X-R2-Y (where X and Y are H, OH, SO3H, -PO(OH)I; R2 is 1-6C (iso)alkylidene or phenylene, and in which at least one sulphonic or phosphonic acid group and further water-solubilising gp(s) are present for 1-6C atoms) and (C) an aliphatic polyether with 6-150 ether O-atoms linked by 3-5 alkylidene gps. Pref. (A), (B) and (C) are combined to a brightener mixture which can be used for new batches or for regenerating exhausted electrolyte.
Patent DE-2030080-A1 (DE)
Title: Liquid and gas tight weldless connections - for heat exchangers
IPC: F28F3/10
Filed: 1970-06-18
Abstract: Plate- or bar-shaped workpieces of force-locking or form-locking construction systems are connected. Profile frames are force- and form-locked and clamped between corresponding wall elements. the recesses of the wall elements have radii of curvature which differ from those of the corresponding applied pressure surfaces of the frames.
Patent DE-2051422-A1 (DE)
Title: Alkali metal sulphate prodn - by reacting magnesium sulphate soln with solid alkali chloride in presence of ammonia and ammonium
IPC: C01D5/10
Filed: 1970-10-20
Abstract: Conc. or satd. MgSO4 soln is mixed with a recycled soln contg. ammonia and ammonium salts so that Mg(OH)2 having good filtering properties is precipitated and separated. A part of the remaining soln is recycled whilst the remainder is treated with a solid alkali chloride (pref. NaCl or KCl) and NH3 is introduced whereby alkali sulphate crystallises out and is separated. A part of the remaining soln is recycled to the Mg(OH)2-precipitation stage; whilst ammonia is recovered from the other part and returned to the NH3-saturation stage. High alkali sulphate yields are obtd.
Patent DE-2101217-A1 (DE)
Title: Self-adhesive coatings on carriers - using blends contg hydrogenated rosin and resin acid esters
IPC: C09J133/08
Filed: 1971-01-12
Abstract: The melt adhesives contain (A) 5-25 wt.% glycerol ester of hydrogenated rosin with softening pt. 86 degrees C and acid value 8, (B) 15-30% hydrogenated methyl resinate with av. mol wt of 320-325 and acid value 7, (C) 5-50 acrylate co-polymer with acid value 2, (D) 10-40% ethylene-vinyl acetate with VA content of 25-45% and mol wt 80,000-1,250,000, (E) 5-20% polyisobutylene with mol wt 9,000-12,000 and (F) 0.1-1% stabiliser. For melt roll application a temp of 85-110 degrees C and viscosity of 30,000-60,000 cP are used, for dip roll coating 130-170 degrees C and 4000-18000 cP, or for doctor processes 140-170 degrees C and 4000-12000 cP. The adhesives are suitable for applying to carriers esp. of plastic fibres and no adhesion promoters are required. They have very short-thread characteristics, allowing machine speeds to be increased up to 3 times. The film can be cooled by a cold rollers with the coated side in contact.
Patent DE-2122563-A1 (DE)
Title: Transversely stiffened conveyor belt - made by pressing on stiffeners before vulcanising
IPC: B29C35/00
Filed: 1971-05-07
Abstract: A method of making rubber or plastic conveyor belts with longitudinal reinforcement and uniformly spaced transverse stiffening bars or slats, is as follows: while the longitudinal reinforcement is coated with a still-soft plastic, the transverse bars are pressed onto this and into it; vulcanisation is then completed. Specifically, the vulcanising may either be carried out using a press progressing in stages along the belt, or continuously, using a heated drum with the transverse stiffernes fed into the ap between the belt and the drum.
Patent DE-2142686-A1 (DE)
Title: Dyeing printing polyesters or cellulose esters - with dispersed dyes in the presence of hydroxydiphenyl ether derivs as car
Inventor: BOEHMKE GUENTHER DR
IPC: D06P3/36
Filed: 1971-08-26
Abstract: Carriers are of formula (I): (where R1 is H or OH, R2 is 1-3C alkyl, Cl or Br, R3 is H or OH, R4 is H, 1-3C alkyl, Cl or Br, m is a no. 1-3, n is a no. 1-3, providing that either R1 or R3 is OH), e.g. 2-hydroxy-3-methyl diphenyl ether, 2-hydroxy-3-chloro-diphenylether, etc. Effective amts are 1-7 g/l. dyebath for a dyebath ratio of 1:5-1:40.
Patent DE-2145029-A1 (DE)
Title: Violet fluorindene pigments - for plastics, lacquers and printing pastes
Inventor: DIMROTH PETER DR
IPC: C08K5/3465
Filed: 1971-09-09
Abstract: Pigments are of formula (I): (where R is aryl; R' is H or a non-water solubilising gp. ) Prepared by splitting off 2 mol. water from a cpd. of formula (II): this cpd. being obtained in known manner by reacting chloranil with an o-aroylaminoaniline.