A method of making a cheese vat from a synthetic plastics material and having a perforated wall through which whey can penetrate includes producing the perforations in said wall by means of a laser beam. The perforations may be cylindrical or holes of varying diameter.

1368626 Enamels RHONE-PROGIL 12 Aug 1971 [26 Aug 1970 19 July 1971] 37926/71 Heading C1M [Also in Divisions B1 and C2] Enamels for coating catalyst tapes such as alumina or alpha-corundum (see Division B1) contain (1) 20 to 60% SiO2, 3 to 15% Al2O3, 0À5 to 16% CaO, 1 to 15% K2O+Na2O and 0 to 40% B2O3, (2) 30 to 60% SiO2, 3 to 15% Al2O3, 1 to 15% K2O+Na2O, 5 to 19% CaO+BaO+MgO and 20 to 40% B2O3; a...

The compositions comprise about 80 to about 97% by weight of the refractory particles of, for example, tungsten carbide. The particles are bonded within an alloy matrix of between about 5 and about 50% nickel, sufficient carbon to avoid the formation of detrimental carbon deficient or excess carbon phases and a balance of about 95 to about 50% iron by weight. In a preferred embodiment, the alloy m...

The active substance of the positive electrode of an accumulator cell consists of crystalline and polycrystalline lead superoxide in which the lead has its maximum valency of 4. The polycrystalline lead superoxide is an aggregation of individual crystalline substances which are in different growth and development phases. The active substance is located, as an adhering and permanent coating layer, ...

The invention relates to a novel process for the use of a transverse axial tomo-scanner in such a way that it can be used for carrying out cinedensigraphy. Instead of measuring the different projections of the cross-section during examination as a function of the different angular positions of the radiation absorbing device, the same projection (i.e. with a fixed device in the plane of the section...

PROCEDIMIENTO PARA LA PREPARACION DE ALCANOLES. CONSISTE EN PONER EN CONTACTO UNA MEZCLA DE MONOXIDO DE CARBONO E HIDROGENO, A UNA PRESION DE 35 BARIAS COMO MINIMO Y A UNA TEMPERATURA DE 180 GRADOS COMO MINIMO, EN PRESENCIA DE UN SISTEMA CATALITICO QUE CONTIENE UN COMPUESTO DE RUTENIO Y UN COMPUESTO NO HALOGENADO DE TITANIO O ZIRCONIO DISPERSADOS EN UNA BASE O EN UNA SAL CUATERNARIA DE FOSFONIO O ...

The present invention relates to a method and apparatus for cutting pieces of fabrics of uniform thickness and for stacking these pieces. The method generally includes arranging and maintaining a length of unrolled fabric on a cutting table which comprises a revolving cylinder which rotates so that the length of fabric is positioned to face a cutting instrument. The fabric is cut out according to ...

A tire having a tread, sidewalls and an inner wall, said inner wall having, at least over the portion corresponding to the width of the tread, a layer of a self-sealing agent, a layer of elastomer arranged radially inward of the layer of self-sealing agent and partitions defining volumes of self-sealing agent arranged between said layer of elastomer and the inner wall of the tire is improved due t...

An apparatus for molding tires comprises a first turntable on which a plurality of mold carriers are mounted circumferentially spaced from each other and each removably carrying a split core configurated to define the inner surface of a tire to be molded and a plurality of outer mold parts arranged about the core and configurated in accordance with the outer surface of the tire, a second turntable...

FIXATION DE SKI DE SECURITE POSSEDANT UN ELEMENT INDICATEUR POUR LA FORCE DE DECLENCHEMENT DE L'ELEMENT DE MAINTIEN DE SEMELLE.

L'ELEMENT INDICATEUR 16 EST APPUYE SUR L'AXE DE PIVOTEMENT 10 DE L'ELEMENT DE MAINTIEN DE SEMELLE 11 OU EST GUIDE PAR LUI.

APPLICATION A TOUT TYPE DE SKI.

PROCEDIMIENTO PARA LA OBTENCION DE UN ARTICULO DE ESPUMA DE POLIURETANO. SE INTRODUCEN EN UN MOLDE FORMULACIONES DE ESPUMA PRIMERA Y SEGUNDA QUE PROPORCIONAN ESPUMAS DE DIFERENTES DUREZAS, A TRAVES DE UNA O MAS BOQUILLAS QUE SE MUEVEN A TRAVES DEL MOLDE DE MANERA QUE LA FORMULACION DE ESPUMA SE INTRODUCE EN DIFERENTES PARTES DEL MOLDE EN MOMENTOS DIFERENTES AUNQUE EL INTERVALO DE TIEMPO ENTRE EL C...

Chemical direct reclaiming of rubber by mixing pulverulent scrap rubber having a particle size of at most 1 mm with a reducing agent, an oxidizable iron metal chloride and at least one plasticizer. The mixture is agitated for a short time, in the solid phase in air at a temperature of not more than 100 DEG C., in a powder mixer for direct degradation of double bonds in the rubber. The reducing ag...

A composition comprising from 2 to 25 weight percent of at least one free radical ethylene polymer with a specific gravity between 0.91 and 0.94, and from 75 to 98 weight percent of at least one copolymer of ethylene and at least one alpha -olefin containing at least 4 carbon atoms, with a specific gravity between 0.905 and 0.940 and a melt index between 0.4 and 3 dg/minute, wherein the average p...

A process of preparing shaped products starting from dispersions which contain at least one coagulable, amphoteric high molecular substance by passing the dispersion through an extruder into a coagulation bath which may be provided with electrodes whereby the coagulation is effected by a change in pH such that the isoelectric point of the substance is passed and care is taken that the dispersion c...

A brake for a vehicle comprises a rotatable braking member, a friction member, a fluid pressure operated actuator(3), an automatic adjuster(4) for maintaining predetermined brake clearances and a valve assembly (47) for controlling supply of the pressure fluid to operate the adjuster. The actuator comprised a housing(11) & relatively movable parts located in the housing. The adjuster is operated b...

A laminated film for packaging foods comprises at least two resin layers including a first gas barrier layer containing a copolymer of vinylidene chloride having a reduced viscosity of 0.030 to 0.050, heat- stabilizer and a plasticizer, and a second, strengthening, layer containing an organic additive as plasticizer and a polymer of vinyl chloride, the additives being present in specified proporti...

An apparatus for receiving and processing bets on games, as Lotto, in which a central processing unit is connected to at least one member for entering information, as a keyboard, a unit for recording information and at least one printer for delivering an appropriately marked receipt ticket.

PROCEDE POUR PRODUIRE DES PERLES VESICULEUSES DE POLYMERE; ON FORME UNE PHASE HUILEUSE DE RESINE DE POLYESTER CONTENANT UN PIGMENT QUE L'ON MELANGE AVEC UNE PREMIERE PHASE AQUEUSE CONTENANT UNE BASE PARTICULIERE POUR FORMER UNE EMULSION A LAQUELLE ON MELANGE ENSUITE UNE SECONDE PHASE AQUEUSE CONTENANT UN AGENT EMULSIFIANT; LA DISPERSION DE GLOBULES AINSI FORMES POLYMERISES PAR L'ACTION D'UN AMO...