baber/WOPTO huggingface dataset:
Patent FR-2713656-B1 (FR)
Inventor: MICHEL PARMENTIER
IPC: A23C15/14
Filed: 1993-12-10
Granted: 1996-01-26
Abstract: PCT No. PCT/FR94/01448 Sec. 371 Date Sep. 4, 1996 Sec. 102(e) Date Sep. 4, 1996 PCT Filed Dec. 9, 1994 PCT Pub. No. WO95/16012 PCT Pub. Date Jun. 15, 1995A method for separating an oil or anhydrous fat in hydrophobic liquid phase into a high melting point fraction and a low melting point fraction. The method comprises a step of tangential flow filtration of oil or the anhydrous fat in hydrophilic liquid phase on a hydrophobic membrane to cause separation of the oil or anhydrous fat into a retentate constituting a high melting point fraction and an ultrafiltrate constituting a low melting point fraction. The method is useful for producing butter with hard or soft texture characteristics.
Patent FR-2714668-B1 (FR)
Inventor: WILLIAM FOGEL
IPC: C04B11/28
Filed: 1993-12-31
Granted: 1996-01-26
Abstract: Process for the preparation of phosphomagnesium cements, consisting in mixing constituent components including a first constituent based on phosphorus and a second constituent based on magnesium, which are called a binding phase, with at least one compound chosen from silicones and water. A further subject of the invention is a composition for a phosphomagnesium cement including a first constituent based on phosphorus, a second constituent based on magnesium, which are called a binding phase, and at least one compound chosen from silicones, which is distributed in the composition. The cements thus obtained have mechanical properties which are preserved even when they are brought into contact with water.
Patent FR-2786706-B1 (FR)
Inventor: HILLAIRET JEAN MARC
IPC: A63C9/085
Filed: 1998-12-08
Granted: 2001-02-09
Abstract: Ski attachment comprises a stop (3) and a heel part (5), the elastic means preventing the release of these parts comprises at least a blade (6) working in buckling between two translating parts (2,4) respectively connected to the stop and the heel part.
Patent HU-226278-B1 (HU)
Title: Use of a tube
Inventor: SCHUSTER GUENTER
IPC: F16L9/02
Filed: 2000-01-26
Abstract: The invention relates to a tube and to the use thereof. The aim of the invention is to provide a more economical manner of producing tubes of the kind used, for example, in vehicle manufacture for  building vehicle frameworks. To this end the invention provides for the use of a tube consisting of steel having the following composition (in % by weight): carbon: between 0.12 and 0.16; silicium: </= 0.03; manganese: between 0.65 and 1.2; phosphorus: </= 0.025; sulfur: </= 0.008; aluminium: > 0.020; boron </= 0.0008.
Patent HU-230687-B1 (HU)
Inventor: ENDROEDI LASZLO
IPC: C09K17/40
Filed: 2011-06-16
Abstract: A találmány tárgya talajjavító és kondicionáló cella, valamint eljárás annak előállítására és talajba juttatására, amely cella
(1) a gyökérkörnyezetnél, alakjánál, méreténél fogva és a talajbani térállásától függően vizet tart meg, illetve levegőztet, a
cellafal (2) anyagának megválasztásától függően adott esetben tápanyagot is biztosít.
A találmány egyrészt talajjavító és kondicionáló cella (1), amely nem nedvszívó, vagy nedvszívó anyagból készült
cellafallal (2), és a cellafallal (2) határolt belső térrel (34) rendelkezik. A cella (1) összefüggő határolt belső térrel (34) és
kettő nyílással (3), sima és/vagy rücskös felülettel rendelkező íves csövecske, adott esetben fél tórusz héj, vagy a fél
tórusz héjhoz hasonló kialakítású.
A találmány továbbá talajjavító és kondicionáló cella (1), amely nedvszívó, vagy nem nedvszívó anyagból készült
cellafallal (2), és a cellafallal (2) határolt belső térrel (34) rendelkezik. A cella (1) összefüggő határolt belső térrel (34) és
egy nyílással (3) sima és/vagy rücskös felülettel rendelkező tálkás, kagylóhéj formájú, adott esetben félgömb héj, lapított
félgömb héj.
A találmány továbbá eljárás talajjavító és kondicionáló cella (1) előállítására, melynek során keverőtartályban a cella (1)
anyagát képező anyagokat, kötőanyagot, és adott esetben a bedolgozandó talaj (16) frakcionálásával keletkező talaj por
frakcióját (23) mint töltőanyagot egy tartályban ismert módon keverőegység (27) segítségével összekeverjük. Ezt
követően a cella (1) anyagát képező alapanyagot présgépbe, előnyösen csigás présgépbe (28) helyezzük, ahol az
alapanyagból a cellát (1) kialakítjuk. Ezt követően a még nedves, földnedves állapotú cellákat (1) szárító (29) segítségével
kiszárítjuk, vagy adott esetben kiterített állapotban, szellőztetett térbe helyezve hosszabb időn keresztül kiszárítjuk. Ezt
követően a kiszárított cellákat (1) zsákoljuk, és igény szerint felhasználjuk.
Patent HU-226128-B1 (HU)
Title: Aminoquinazolinone- and aminoquinazolin thione derivatives, intermediates thereof, pesticide compositions containing these compounds as active ingredients and method for using thereof
Inventor: FUJIOKA SHINSUKE
IPC: A01N43/40
Filed: 1996-09-26
Abstract: Aminoquinazoline(thione) derivs. of formula (I) are new: R = H, OH, formyl, 1-12C alkyl, halo(1-6C)alkyl, hydroxy(1-6C)alkyl, 2-6C alkenyl, 2-6C alkynyl, 1-6C alkoxy, halo(1-6C) alkoxy, 1-6C alkoxy(1-3C)alkyl, 1-6C alkoxy(1-3C)alkoxy(1-3C)alkyl, 1-6C alkylthio, halo(1-6C) alkylthio, 1-6C alkylsulphinyl, 1-6C alkylsulphonyl, 1-6C alkylthio(1-3C) alkyl. di(1-6C)alkoxy(1-3C)alkyl, amino(1-6C) alkyl (opt. substd. by 1-2 gps. A or halo(1-6C) alkyl), cyano(1-6C) alkyl, 1-6C alkylcarbonyl, 1-6C alkoxycarbonyl, hydroxycarbonyl(1-3C)alkyl, 1-6C alkoxy-carbonyl(1-3C)alkyl, aminocarbonyl (opt. substd. by 1-2 gps. A), 3-6C cycloalkyl(1-3C)alkyl or phenyl(1-3C)alkyl, phenylcarbonyl, phenylthio, phenylsulphonyl, phenyl(1-6C)alkylsulphonyl, phenyloxycarbonyl, phenyloxy(1-3C)alkyl (all opt.substd. on the ring with 1-5 gps. B), phenyl(2-6C) alkenyl (opt. substd. with 1-5 gps. B and 1-2C alkylene-dioxy) or phenyl(2-4C)alkynyl(1-3)alkyl substd. with 1-5 gps. B and 1-2C alkylenedioxy), phenyl(2-6C)alkynyl, 1-3,-dioxolan-2-yl(1-3C) alkyl or phthalimido(1-6C)alkyl; R1 = 5- or 6-membered heterocycle contg. 1-3 atoms O, S or N, opt. substd. by 1-5 gps. halo, cyano, (1-6C) alkyl, halo(1-6C)alkyl or 1-6C alkoxy, and the N in the heterocycle being able to form an N-oxide; A = 1-6C alkyl, 2-6C alkenyl or 2-6C alkynyl; B = halo, NO2, CN, 1-6C alkyl, halo(1-6C)alkyl, 1-6C alkoxy, halo(1-6C)alkoxy, 1-6C alkylthio or halo(1-6C)alkylthio; Y = O or S; Z = N=C(R2), N(R3)CH(R2) or N(R3)CO; R2 = H, 1-6C alkyl or halo(1-6C)alkyl; R3 = H, 1-6C alkyl, formyl, 1-3C alkylcarbonyl, or halo(1-3C) alkylcarbonyl or 1-3C alkyldithiocarbonyl; X = halo, OH, NO2, CN, 1-6C alkyl, halo(1-6C) alkyl, 1-6C alkoxy, halo(1-6C)alkoxy, 1-3C alkylenedioxy, hydroxycarbonyl, 1-6C alkoxycarbonyl, 2-6C alkenyloxycarbonyl, 2-6C alkynyloxycarbonyl, or aminocarbonyl or amino (both opt. substd. with a 1-2 gps. A); and n = 0-4.
Patent HU-222603-B1 (HU)
Title: Multilayer material, in particular transfer strip
Inventor: GRAUVOGL GREGOR
IPC: B44C1/17
Filed: 1996-08-07
Abstract: The invention relates to a multilayer foil, in particular a transfer foil. The transfer foil consists of a carrier. foil, a one- or multilayer transfer layer containing an optically variable structure, and an intermediate layer located between the carrier foil and the transfer layer, the intermediate layer being a metal oxide or semiconductor oxide layer.
Patent JP-3083814-B1 (JP)
IPC: C09J163/00
Filed: 1999-03-16
Granted: 2000-09-04
Abstract: PROBLEM TO BE SOLVED: To provide an adhesive composition which is used for adhering electronic parts, can be adhered and cured at relatively low temperature to produce the cured product having excellent heat resistance and excellent electric characteristics, scarcely generates an organic gas when and after cured, and is suitable for adhering electronic parts to each other, especially semiconductor devices to each other. SOLUTION: This composition for adhering electronic parts comprises acrylonitrile-butadiene copolymer having a weight-average mol.wt. of 5,000-200,000 and an acrylonitrile content of 5-50 wt.%; a bisphenol A type or a novolak type epoxy resin, a maleimide compound containing two or more maleimide groups in the molecule; an aromatic diamine-based compound; and a liquid silicone resin having epoxy groups. The adhesive tape can be obtained by coating the surface or both the surfaces of a heat-resistant film with the composition.
Patent NL-1040813-B1 (NL)
Title: Interactive device comprising an email address key.
Inventor: STEPHEN DUXBURY BSC
IPC: G06F3/0488
Filed: 2014-05-22
Granted: 2016-03-07
Abstract: An interactive device such as a smartphone, tablet or pc, which device can be used for sending text messages, the device comprising an email address key, whereby actuating the email address key displays an email address stored in the device on a screen of the device, which interactive device can be used for composing a message to be sent by the device comprising the step of inserting an email into a message, for example a WhatsApp chat line message, by way of actuating the email address key of the device, whereafter the message can be sent.
Patent NL-2012889-B1 (NL)
Title: Laminate of a metal sheet and an adhesive layer bonded thereto.
Inventor: JAN WILLEM GUNNINK
IPC: B32B27/38
Filed: 2014-05-26
Granted: 2016-05-03
Abstract: Disclosed is a laminate comprising a first metal sheet and an adhesive layer bonded to the first metal sheet, in which laminate the following relation applies: 1 :S (Emetal * tmetal ) / (Eadh * tadh ) :S 15 (1) wherein Emetal =tensile Young's modulus of the first metal sheet tmetal = thickness of the first metal sheet Eadh =tensile Young's modulus of the adhesive layer tadh = thickness of the adhesive layer The adhesive layer may comprise reinforcing fibers. The laminate may be used for providing a fatigue resistant structure, such as an aerospace structure, and shows a high crack growth resistance, in particular near edges of the structure.
Patent NL-2012960-B1 (NL)
Title: Zonnescherm.
Inventor: XIONG LUO
IPC: A45B17/00
Filed: 2014-06-06
Granted: 2016-06-21
Abstract: De onderhavige vinding betreft een zonnescherm omvattende een schermsokkel, een mast, een gebogen arm en een schermgestel, waarbij aan het bovenste deel van de mast zich een draaimechanisme voor de verbinding met de gebogen arm bevindt, de gebogen arm door middel van het draaimechanisme op de mast geïnstalleerd is en het onderste uiteinde van de gebogen arm vast met een zwengelbehuizing verbonden is, waarbij het zonnescherm verder gekenmerkt wordt door dat aan de mast van boven naar beneden achtereenvolgens een blokkeerring, een mastpositioneerblok en een handgreep zijn aangebracht.
Patent NL-2014983-B1 (NL)
Title: Schoen voorzien van een veerkrachtige zool.
Inventor: ERIC JOHANNES MEIJER
IPC: A43B13/14
Filed: 2015-06-18
Granted: 2017-01-23
Abstract: Een schoen 1 heeft een zool 3 met een voorste deel 3A, een middendeel 3B, en een achterdeel 3C. Onder tegen het achterdeel van de zool is een hoge hak aanwezig. De schoen is voorts voorzien van een aantal riemen 7 die tijdens gebruik om de voet aanwezig zijn. Om het comfort van de schoen te verhogen is de onderzijde van het voorste deel 3A van de zool gebogen, zodanig dat deze tijdens het lopen afrolt, en is het voorste deel van de zool uit twee lagen 9 en 11 opgebouwd die op afstand van elkaar aanwezig zijn en verend met elkaar zijn verbonden. Deze verende verbinding is gerealiseerd doordat de lagen aan de voorzijde via een rubberen verbindingsstuk 13 met elkaar zijn verbonden en doordat de onderste laag 11 buigzaam is en flexibel is verbonden met een brugstuk 15.
Patent NL-2016792-B1 (NL)
Title: Method for determining a parameter which is indicative for the position and apposition of a tubular member, such as a stent graft, inserted in a lumen of an anatomical vessel or duct of a patient
Inventor: RICHTE CASPAR LEONARD SCHUURMANN
IPC: G06F19/00
Filed: 2016-05-18
Granted: 2017-11-30
Abstract: Method for determining an apposition parameter which is indicative for the position and apposition of a tubular member, such as a stent graft, inserted in a lumen of an anatomical vessel or duct of a patient, wherein the method comprises the steps of: - providing a numerical three-dimensional patient model of at least a part of the vessel of the patient including the tubular member; - determining at least one vessel morphology parameter from the patient model, which parameter is indicative for the anatomy of a predetermined part of the vessel at or near the tubular member in said vessel with respect to said patient model; - determining at least one tubular member positional parameter from the patient model, which parameter is indicative for the position of a predetermined part of the tubular member in the patient model; - calculating, on the basis of the determined vessel morphology parameter and tubular member positional parameter, the relative position of the tubular member with respect to the vessel as the apposition parameter.
Patent NL-2021418-B1 (NL)
Title: Power Tong
Inventor: PIETER DIRK MELIS VAN DUIVENDIJK
IPC: E21B19/16
Filed: 2018-08-03
Granted: 2020-02-12
Abstract: The invention relates to a powertong, comprising a lower tong and an upper tong, each with multiple grippers distributed around a tubular passage, for gripping a lower tubular and ripping an upper tubular respectively. It further comprises a torque actuator, comprising a first hydraulic drive and a second hydraulic drive, for rotating the upper tong relative to the lower tong. According to the invention, the first hydraulic drive and the second hydraulic drive each have a drive shaft that supports a guide wheel for cooperating with a guide track, and a pinion for cooperating with a rack, which guide wheel and pinion are concentrically mounted on the drive shaft of the hydraulic drive. The hydraulic drives are mounted with the drive shafts parallel to the main axis, and the upper tong or the lower tong comprises a guide track receiving the guide wheel and a rack cooperating with the pinion.
Patent NL-2023432-B1 (NL)
Title: Luminaire head assembly with bracket
Inventor: JEAN-LUC LAMBERT
IPC: F21V5/00
Filed: 2019-07-03
Granted: 2021-02-02
Abstract: A luminaire head assembly (1) comprising: a housing (10) provided with a socket assembly (700); a light source (310) arranged in said housing (10); and a bracket (600) releasably attached to said housing (10), said bracket (600) being configured to fix the housing (10) to a pole (P); wherein the bracket (600) is provided with a through-hole (H) at an end (E) thereof; and wherein the socket assembly (700) extends at least partially in said through-hole (H).
Patent NL-2024129-B1 (NL)
Title: Werkwijze en inrichting voor het aanbrengen van een funderingpaal in de bodem
Inventor: ADRIANUS VERHOEF
IPC: E02D7/26
Filed: 2019-10-31
Granted: 2020-09-22
Abstract: Werkwijze voor het aanbrengen van een funderingspaal in een bodem, omvattend de volgende stappen: -het verschaffen van een buissamenstel omvattend een buis met een buishartlijn, welke buis een binnenruimte vormt, waarbij op het distale eind of invoereind van de buis een boorkop bevestigd is, waarbij de boorkop voorzien is van tenminste één mes, waarbij de boorkop voorzien is van tenminste één naar buiten openende doorgang die in fluidumverbinding te brengen is met de binnenruimte, -het met roterende boorkop aan het ondereind invoeren van de buis in de bodem, volgens een invoertraject, waarbij het mes van de roterende boorkop bodemmateriaal losmaakt, -het tijdens tenminste één eerste gedeelte van het invoertraject onder een eerste druk via de binnenruimte persen van grout naar de doorgang in de boorkop, -het uit de doorgang persen van het grout zodat het grout zich kan mengen met door de boorkop losgemaakt bodemmateriaal, in het bijzonder zandhoudend bodemmateriaal, -met het kenmerk, dat de relatieve verplaatsing van grout of mengsel van grout met bodemmateriaal in proximale richting beperkt wordt door een nabij het distale eind van het buissamenstel daaraan, in het bijzonder aan de boorkop, bevestigde, zich daaromheen uitstrekkende, in hoofdzaak ten opzichte van de buishartlijn radiaal buitenwaarts reikende dwarsplaat of —f|ens, welke zich aan de proximale zijde van de boorkop bevindt.
Patent NL-2028428-B1 (NL)
Title: Wave energy converter
Inventor: JOHANNES JACOBUS HUBERTUS PAULIDES
IPC: F03B13/18
Filed: 2021-06-10
Granted: 2022-12-20
Abstract: The invention relates to a wave energy converter, comprising at least one moveable floating body; at least three connections, for connecting the floating body 5 to a fixed world, wherein first sides of the three connections engage at at least three separate locations on the floating body, and wherein second sides of the three connections engage, either directly or indirectly, on the fixed world; and at least one energy converting unit, wherein the at least three connections allow the moveable floating body the freedom to move in at least one substantially 10 vertical direction.
Patent NL-2034406-B1 (NL)
Title: The tio2-x@gl nps and application thereof
Inventor: TING WAN
IPC: A61K33/24
Filed: 2023-03-22
Granted: 2023-11-07
Abstract: The invention relates to the technical field of biological medicine, in particular to the TiOZ-X@GL NPS and application thereof. In the invention, synthesizing TiOZ—x NPS by aluminum reduction. method, and obtaining TiOZ-X@GL NPS by modifying the 5 surface of TiOZ—x NPS with glutamine. The TiOZ-X@GL NPS prepared by the invention can inhibit the metastasis and proliferation of tumor cells, meanwhile, can inhibit the proliferation of the tumor cooperated with laser and ultrasound, which provides the material basis for the preparation of drugs to treat cancer.
Patent RO-110451-B1 (RO)
Inventor: RUNCAN DANUT-NELU
IPC: B65H23/16
Filed: 1995-06-19
Abstract: Invenția se referă la un echipament
de centrare a benzilor transportoare, care împiedică
ieșirea acestora de pe valfuri. Echipamentul
conform invenției este alcătuit dintr-un motor (1),
un ax melcat (2), o roată melcată (3), o manivelă
(4), o bielă (5) și o tijă (7) precum și din
microîntrerupătoarele normal închise (6, 10) și
microîntrerupătorul (8), mișcarea de rotație putând
fi transformată în mișcare de translație prin orice
echivalent mecanic. In al doilea exemplu de
realizare, echipamentul conform invenției cuprinde
electromagnetul (12) având contactele (15 și 16, 17
și 18), motorul (23) care își schimbă sensul de
rotație, microîntrerupătorul (19) normal închis, axul
melcat (11), roata melcată (20), axul filetat (21) și
piulița (22) precum și microîntrerupătoarele
normal închise (13 și 14).
Patent RO-111582-B1 (RO)
Inventor: NAN FELICIA
IPC: C10G45/00
Filed: 1995-07-24
Abstract: Invenția se referă la un
procedeu de regenerare a pământurilor
active, uzate, și la o instalație de realizare a
acestuia. Procedeul constă în extracția lichidsolid,
a masei organice absorbită în pământ
activ, folosind în calitate de solvent cetone, de
preferință metil etil cetonă (MEC), dimetil
dioxan sau derivați clorurați. Instalația pentru
realizarea procedeului este constituită dintr-o
cuvă rotativă, pentru extracție și un sistem de
separare a masei organice de solvent, cuva
fiind dotată cu sistem de antrenare în
mișcare de rotație, în dublu sens (a), șicane
elicoidale interioare (b), dispozitiv de
alimentare cu agent termic și evacuare a
solventului Cd). Procedeul se poate aplica în
industria de prelucrare a țițeiului pentru
regenerarea pământurilor active, uzate,
contribuind la depoluarea mediului ambiant.
Patent RO-115992-B1 (RO)
Title: Low and high pressure float
Inventor: ENACHE MARIA ELENA
IPC: G01F23/38
Filed: 1996-04-22
Abstract: The invention relates to a new type of low and high pressure float, comprising a housing (1) for equalizing the pressure by means of a variable volume chamber (a), said housing being provided with four diametrically opposed radial orifices (b) and cylindrical permanent magnets (2) with an annular spacer (3) located therebetween, said permanent magnets (2) and the annular spacer (3) being blocked by a threaded bushing (4).
Patent RO-113403-B1 (RO)
Title: Device for adapting sterile covers onto surgical microscopes
Inventor: DANAILA LEON
IPC: A61B19/08
Filed: 1997-03-20
Abstract: The invention refers to a device for adjusting sterile covers onto the objective lens of a microscope used in surgical operations. The adjustment device is fastened onto an objective lens (O) by means of some micrometric screws (3). The device enables some objective lens sterile covers (H) to be fastened, due to some rings (1 and 2) that can be screwed together at the same time as the cover.
Patent WO-03032434-B1 (WO)
Title: Procede et dispositif de production de plasma, et circuit d'attaque hf
Inventor: EVANS JOHN D
IPC: C23F4/00
Filed: 2002-10-09
Abstract: La présente invention concerne un ensemble configuré de circuit d'attaque HF et d'antenne orthogonale convenant à un procédé et un système de production de plasma haute densité. L'ensemble antenne (105, 115, 110, 120) est un système d'antenne orthogonale pouvant s'attaquer au moyen d'un générateur HF ou de circuits HF (125, 130) dont l'accord d'impédance permet une faible impédance. Construit à base d'éléments d'amplification à commutation, le circuit d'attaque HF de l'invention offre une faible impédance de sortie. Grâce à de tels circuits d'attaque HF à faible impédance de sortie, on peut se dispenser du circuit d'accord pour accepter les variations affectant, dans le cas du plasma, l'impédance inhérente. L'invention concerne également le choix d'une valeur de capacitance ou d'inductance pour l'accord de la source de plasma HF.
Patent WO-03060754-B1 (WO)
Title: Procede et systeme de modelisation de transport physique a phases multiples
Inventor: DANKO GEORGE
IPC: G06F17/50
Filed: 2002-12-27
Abstract: Processeur de modélisation qui extrait une équation à opérateur de matrice (ou un groupe d'équations) d'un code de transport numérique (NTC) (14). Ledit processeur de modélisation comporte un modèle de fonctionnalisation de code de transport numérique (NTCF) qui peut être déterminé numériquement, sur la base d'un système de solutions d'un NTC (14). Le modèle NTCF (12) est une équation à opérateur linéaire ou non linéaire à variables multiples (ou un groupe de ces équations). Le modèle NTCF définit des relations entre des entrées et des sorties générales, à variables temporelles, certaines étant connues, considérées comme des valeurs limites. L'utilisateur d'un modèle NTCF (12) peut travailler directement avec la sortie de modèle traitée.
Patent WO-0056197-B1 (WO)
Title: Four
Inventor: COLLARD DEREK ANTON
IPC: A47J37/06
Filed: 2000-03-24
Abstract: Four comprenant une base, un encastrement disposé sur la base de manière à définir une enceinte, l'encastrement comportant une ouverture formant accès à ladite enceinte, ainsi que des moyens constitués par un brûleur à gaz pour le chauffage de l'enceinte. L'encastrement comprend un orifice d'évacuation et une cheminée et est d'une construction présentant au moins une couche isolante et une couche réfractaire.
Patent AT-504385-B1 (AT)
Title: Verfahren zur herstellung einer schnecke für einen extruder sowie schnecke
Inventor: SCHNABL ERWIN DIPL ING
IPC: B29C48/59
Filed: 2006-06-16
Granted: 2014-03-15
Abstract: Die Schnecke (11) ist zumindest in einem Abschnitt mit einer Verschleißschutzschicht (13) versehen und vorzugsweise in zumindest einem anderen Abschnitt mit einer Gleitschicht (18) versehen. Man bildet zunächst in einem vollen Stab (11') ein Bett (12) für die Verschleißschutzschicht (13) aus, in welchem man danach die Verschleißschutzschicht (13) aufbringt und schließlich die Zwischenräume (14) zwischen den Schneckenstegen (15) ausbildet. Erfindungsgemäß bringt man die Verschleißschutzschicht (13), z.B. aus Wolframcarbid, durch Auftragsschweißen auf und bildet die Zwischenräume (14) mit einem seitlichen Abstand (16, 16') zur Verschleißschutzschicht (13) aus. Zur Herstellung der Gleitschicht bringt man danach die Schnecke (11) in dem Abschnitt bzw. in den Abschnitten, wo die Gleitschicht, z.B. aus Molybdän, aufgebracht werden soll, auf Untermaß, wobei man dabei aber einen seitlichen Abstand (19) zur Verschleißschutzschicht vorsieht. Danach bringt man in dem Bereich (17) mit Untermaß die Gleitschicht auf. Schließlich bringt man die Schnecke (11) auf das Sollmaß.