The invention relates to a cap for sealing openings of ear fitments for in-the-ear hearing aids having at least one opening which is covered by a microporous diaphragm of polytetrafluoroethylene and the diaphragm is covered by a copolymer.

Differenziale con un portatreno azionabile, supportato girevolmente attorno ad un asse in una scatola del differenziale, con due ruote planetarie (20, 21) supportate l'una dietro all'altra coassialmente in questo portatreno in primi fori (19), le quali sono munite rispettivamente di una dentatura esterna (22, 23) e le quali vanno collegate con semiassi fuoriuscenti dal portatreno, con parecchie co...

Perfected pallet characterized because it is formed of a body in a single piece formed by molding in plastic, preferably with a mixture of polyethylene and --polypropylene, whose body has a quadrangular flat portion of reduced height from one of whose large surfaces emerge a series of perpendicular prismatic portions, parallel and facing each other, between which are spaces to introduce and couple...

Radioactively labelled peptides comprising oligopeptides of from 3 to 10 peptide units and containing the sequence RGD and particularly the oligopeptides RGDSY and RGDFY, are disclosed as in vivo thrombus, tumour or CAM markers for the in vivo diagnosis and detection of thrombi, tumours or CAM in mammals.

The vaccine consists of a conjugate of at least one membrane anchoring compound and of a protein, which contains at least one killer T-cell epitope, of a virus, of a bacterium, of a parasite or of a tumour antigen or at least one partial sequence, which contains at least one killer T-cell epitope, of a viral, bacterial or parasite protein or of a tumour antigen.

The system consists of test equipment fitted with a connecting unit and an integrated circuit incorporating at least one functional cell (1) and a test cell. The printed circuit comprises functional tracks (7, 8) and test tracks giving access respectively to the functional cell and the test cell. This test cell incorporates means for connecting an input and an output of the functional cell. The te...

A plasma filtration method to separate blood into plasma and corpuscles with the primary filter and to remove high molecular weight substances as harmful components from said separated plasma by filtering said plasma with the secondary filter, in which an operation to open the inner chamber of the secondary filter to the atmosphere for lowering the pressure on every detection of the limit value of...

A heating device (7), movable by hand between two clamping devices (4, 5), for the non-contact heating of the tubular parts (1, 2) to be welded is held in this position by a locking device (18). On the return travel of the clamping device (5), arranged on a sliding carriage (6), after the heating, the lock (18) is automatically released and the heating device (7) brought back into the starting pos...

The invention relates to a 3'-substituted nucleoside derivative represented by the following general formula (1): wherein B means a nucleic acid base which may have a substituent, Z represents a lower alkynyl or lower alkenyl group which may be substituted by a group represented by the formula: in which R, R and R are individually a lower alkyl group or a phenyl group, or an...

Anthracycline glycosides of general formula I: wherein Z is hydrogen or methoxy; X represents hydrogen or hydroxy; R1 represents hydrogen, fluorine, hydroxy, methoxy or amino; R2 and R3 both represent hydroxy or one of R2 and R3 is hydrogen, nitro or amino and the other is hydroxy; and R4 and R5 represent hydrogen or one of R4 and R5 is hydrogen and the other is hydroxy; and pharmaceutic...

The invention relates to a 3'-substituted nucleoside derivative represented by the following general formula (1): wherein B means a nucleic acid base which may have a substituent, Z represents a lower alkynyl or lower alkenyl group which may be substituted by a group represented by the formula: in which R, R and R are individually a lower alkyl group or a phenyl group, or an...

The invention relates to a 3'-substituted nucleoside derivative represented by the following general formula (1): wherein B means a nucleic acid base which may have a substituent, Z represents a lower alkynyl or lower alkenyl group which may be substituted by a group represented by the formula: in which R, R and R are individually a lower alkyl group or a phenyl group, or an...

Compounds of formula (I) wherein R represents a hydrogen atom or a silyl group; R<1> represents a methyl, ethyl or isopropyl group; Y<1> is -CH2-, Y<2> is -CH- and X represents -C(R<2>)(R<3>)-[where R<2> represents a hydrogen atom or a group OR<6> (where OR<6> is a hydroxy group or a substituted hydroxyl group having up to 25 carbon atoms) and R<3> represents a hydrogen atom, or R<2> and ...

Compounds of formula (I): [in which: R<1> is hydroxy, protected hydroxy, fluorine, or -OP(O)(OH)2; R<2> and R<3> are independently optionally substituted C6 - C20 aliphatic acyl; R<4> is hydroxy, protected hydroxy, or -OP(O)(OH)2, where at least one of R<1> and R<4> is -OP(O)(OH)2; and R<5> is hydroxy, protected hydroxy, or fluorine; provided that, except where at least one of R<1> and R<5>...

A method is provided for the preparation of a sucrose 6-ester by: (i) reacting sucrose with a trialkyl orthoester or with a ketene acetal in an inert organic solvent in the presence of an acid catalyst to provide a sucrose alkyl 4,6-orthoester, (ii) treating the sucrose alkyl 4,6-orthoester under mild aqueous acidic conditions to provide a mixture of sucrose 4- and 6-monoesters, (iii) treating the...

Apparatus for generating heat, comprising a device for the electrochemical decomposition of water to generate hydrogen and oxygen, separate conduits for hydrogen and oxygen respectively, each one provided with a control device, and a device for mixing hydrogen and oxygen in a predetermined ratio, as well as a burner for the mixture. The apparatus is a unit in which the device for the electrochemic...

The invention relates to a polymethacrylate film having a matted surface, comprising from 99.9 to 30 % by weight of a thermoplastic polymer matrix A, built up from a hard phase a1) and a tough phase a2), and from 0.1 to 70 % by weight of latex particles of a thermoelastic polymer B which are included therein and cause the matt effect. The hard phase a1) may preferably contain low-molecular-weight ...

PCT No. PCT/SE96/00119 Sec. 371 Date Sep. 29, 1997 Sec. 102(e) Date Sep. 29, 1997 PCT Filed Feb. 1, 1996 PCT Pub. No. WO96/23467 PCT Pub. Date Aug. 8, 1996A disposable absorbent pants diaper includes an elastic pant provided with holes corresponding to the locations of the anus and the urethral opening when worn. Liquid impermeable layers cover the holes and are sealed to the elastic pant around t...

An absorbent article for the management of body exudates having in combination, an acquisition component and a storage component. The acquisition component, interposed between the source of body exudates and the fluid storage component, has a member for fractionating body exudates emanating from the source and for storing the solid portion of the body exudates. The acquisition component has a plur...

An absorbent article such as a sanitary napkin (2) is provided which takes the form of a cup as a whole, forms upwardly extending cuffs on both sides of the longitudinally central portion thereof, and yet produces fully satisfactory feeling when worn, and which can be manufactured for a low cost. A manufacturing process for producing such an absorbent article easily and inexpensively is also provi...