PURPOSE: A composite core is reusable by containing a hollow cylindrical base covered with a sleeve. CONSTITUTION: A composite core tube is provided for the winding of a web of material. A hollow cylindrical core(12) is covered by a water-resistant rigid sleeve(14) in a heat fit manner to provide a winding surface. The sleeve is selected and finished to control the winding characteristics of the c...

PURPOSE: Provided are a C15 allylic disulfone, and a method for efficiently producing the same, which overcome disadvantages of synthesis of C15 sulfone compound utilized in synthesis of retinoic compounds. CONSTITUTION: The C15 allylic disulfone compound is represented by formula 1. The compound is prepared by the steps of (i) deprotonating cyclo-geranyl sulfone compound(A), and reacting the depr...

METODO Y APARATO (20) PARA EXTRUDAR MATERIAL DE FIBROCEMENTO. LA MAQUINA EXTRUSORA COMPRENDE UN ALOJAMIENTO (30) CON UN PAR DE TORNILLOS INTERACTUABLES AUTOLIMPIANTES (40), MONTADOS DE MANERA GIRATORIA EN EL MISMO. LOS TORNILLOS MEZCLAN Y/O AMASAN CONTINUAMENTE LOS COMPONENTES DEL FIBROCEMENTO PROVISTOS A TRAVES DE DIFERENTES MEDIOS DE ALIMENTACION (61, 62) PARA FORMAR UNA PASTA SUSTANCIALMENTE HO...

PURPOSE: A paving method of water-permeable gypsum concrete is provided, which is characterized in that a substrate and a surface layer are formed on the roads to express various color patterns, and prevent crack and shrink in curing. CONSTITUTION: The paving method is as follows; forming a substrate layer by paving road with water permeable concrete comprising 20-60g of gypsum, 90-140g of cement,...

Environmentally acceptable well cement fluid loss control additives, ceme nt compositions including the additives and methods of using the compositions a re provided. The environmentally acceptable fluid loss control additives are comprised of ethoxylated hydroxyethylcellulose having a reduced molecular weight.

Method of obtaining an essentially pure iron salt from acidic, metal contaminated water (1) comprising Fe<2+>, in which: a) said contaminated water is brought to pass through a cationactive ion-exchange compound of a type A, which is selective to Fe<3+>, b) the water from step a is treated with one or more oxidising agents, so that Fe<2+> present in the water is oxidised to Fe<3+>, c) the water fr...

Method of obtaining an essentially pure iron salt from acidic, metal contaminated water (1) comprising Fe<2+>, in which: a) said contaminated water is brought to pass through a cationactive ion-exchange compound of a type A, which is selective to Fe<3+>, b) the water from step a is treated with one or more oxidising agents, so that Fe<2+> present in the water is oxidised to Fe<3+>, c) the water fr...

Nuancier comportant au moins un modèle de comparaison reproduisant l'apparence d'un élément kératinique, notamment un élément kératinique tel q ue la peau, ce modèle de comparaison (4) reproduisant une couleur et une caractéristique d'apparence autre que la couleur.; The matching is done by a human tester placing colored cards (3) with a large hole (8), on the skin of the subject, and finding the...

Nuancier (1) comportant au moins un modèle de comparaison (4) reproduisant la couleur d'un élément kératinique, notamment de la peau, le o u chaque modèle de comparaison étant réalisé au moyen de pigments et/ou de colorants choisis de telle sorte que son spectre de réflectance présente un profil suffisamment proche de celui de l'élément kératinique dont il reproduit la couleur pour que ce dernier ...

The invention relates to an absorbent product, such as a sanitary towel, a panty liner or an incontinence pad, having a longitudinal direction and a transverse direction, comprising a liquid-permeable surface layer (102, 302), a liquid-blocking surface layer (103, 303) and an absorption body (104, 304) arranged between the two surface layers (102, 103; 302, 303), two side edges (105, 106; 305, 306...

The invention relates to an absorbent product, such as a sanitary towel, a panty liner or an incontinence pad, having a longitudinal direction and a transverse direction, comprising a liquid-permeable surface layer (102, 302), a liquid-blocking surface layer (103, 303) and an absorption body (104, 304) arranged between the two surface layers (102, 103; 302, 303), two side edges (105, 106; 305, 306...

A packaging material having an oxygen-absorbing layer of a thermoplastic resin which is blended with an organic oxidizing component and with a transition metal catalyst, wherein the thermoplastic resin is not substantially oxidized in the presence of the transition metal catalyst. The thermoplastic resin is not deteriorated by oxidation and, hence, oxygen-barrier property is not deteriorated, mak...

A resin composition obtained by blending a thermoplastic resin that can be melt-extruded at a solubility parameter of not smaller than 9.5 with an organic oxidizing component and with a transition metal catalyst, the organic oxidizing component being a polyene having a functional group on a side chain or at a terminal thereof. The resin composition has excellent moldability and gas shut-off proper...

PURPOSE: To provide an exhaust emission control device capable of detecting leakage of fuel added as a reducing agent. CONSTITUTION: This exhaust emission control device comprises a catalyst 20 for exhaust emission control provided in an exhaust system, a fuel adding apparatus 28 for adding fuel as a reducing agent to the catalyst 20 for exhaust emission control, a fuel supply source 6 for supplyi...

In paper winding, separate rolls are formed side by side around roll cores ( 10 a , 10 b) placed one after the other while supported by support members. The cores are pressed at their ends against one another by core chucks ( 20 ) arranged in connection with the free ends of the outermost roll cores ( 10 a , 10 b). The roll cores ( 10 a , 10 b) are placed in a desired position and subjected to a d...

PURPOSE: To prevent a packet loss caused by a difference of a data transmission rate between a ground network and an radio block and effectively utilize the transmission capability of a wireless channel to the utmost in a mobile wireless packet data communication system. CONSTITUTION: In the mobile communication system where a packet control node relays packets between a ground network and a wirel...

SE REFIERE A COMPUESTOS DERIVADOS DE ACIDO PROPIONICO DE FORMULA I DONDE R1, R2, R3 SON H, ALQUILO C1-C6, CICLOALQUILO C3-C7, OH, ALCOXI C1-C6, ARILOXI C6-C10, HALOGENO, TRIFLUOROMETILO, TRIFLUOROMETOXI, ALQUILSULFONILO C1-C7, NITRO CIANO; R2 Y R3 SON CICLOHEXANO, BENCENO CONDENSADO SUSTITUIDO POR ALQUILSULFONILMETILO C1-C4; R4 ES H, ALQUILO; R5 Y R6 SON H, CARBONILO, R7 ES H, ALQUILO C1-C6, FENIL...

SE REFIERE A AMIDAS DE ACIDO FENILCICLOHEXANOCARBOXILICO SUSTITUIDO DE FORMULA I DONDE A ES O, NR5, CHR6; R5 ES H, ALQUILO C1-C6, CICLOALQUILO C3-C7; R6 ES H, ALCOXICARBONILO C1-C6, CARBOXILO; R1 ES H, ALQUILO C1-C6 SUSTITUIDO POR HIDROXI, ALCOXI C1-C4, CICLOALQUILO C3-C7, ARILO C6-C10, HETEROARILO SUSTITUIDO CON HALOGENO, NR7R8, OR9; O R7 Y R8 SON H, ARILO, ADAMANTILO, ALQUILO C1-C8; R7 Y R8 JUNT...

EN UN PROCESO DE EXTRACCION POR SOLVENTES PARA LA REFINACION DE UN MINERAL METALICO, QUE COMPRENDE LAS SIGUIENTES ETAPAS: A)COLOCAR UN TALADRO ROTATORIO HORIZONTAL DENTRO DEL DECANTADOR EN O CERCA DE DICHA INTERFASE PARA MOVER EL SEDIMENTO GRASOSO DE MANERA CONTINUA O INTERMITENTE HACIA UN AREA DE RECOLECCION Y REMOCION QUE ES UNA CAJA RECOLECTORA DENTRO DEL DECANTADOR; Y, B)REMOVER EL SEDIMENTO G...