For the production of preforms of ceramic and/or metallic fibres, a mixture containing the fibres and a thermoplastic binder is moulded by injection moulding or extrusion. The thermoplastic binder used is polyoxymethylene. After the moulding process, the polyoxymethylene is removed by treatment in a gaseous, acid-containing atmosphere or in a gaseous atmosphere containing boron trifluoride.

Disclosed is a fiber comprising, chemically bonded together, (a) a conventional cellulosic fiber, such as a Kraft fiber or a chemithermomechanical pulp fiber; (b) poly(acrylate-co-itaconate), such as the acid form of a poly(acrylate-co-itaconate) comprising 90-95 mole % acrylate and 5-10 mole % itaconate having weight average molecular weight of about 600,000-900,000; and (c) a polyol, such as pol...

Here is disclosed an arrangement of elastic means (4A-4D) surrounding respective leg-openings (14) of garments (L) such as disposable diaper, wherein the elastic means surrounding each of the leg-openings comprises a plurality of first elastic members and a plurality of second elastic members; the first elastic members (4A) are positioned substantially along a front half of the leg-opening while t...

A pants-type disposable item of clothing is manufactured, in that strips (8), which surround each leg opening, and waistbands (7), which surround the waist opening, are fixed to respectively opposite side edges (13A, 13B) which run along a basic arrangement for the item of clothing (1) which contains at least an upper layer (2) and a rear layer (13). The strips (8) surrounding the leg opening and ...

A thermal spray material has been developed that includes a composite powder comprising chromium carbide or chromium boride and copper or copper alloy in the form of kernels of the chromium carbide or boride clad with the copper or copper alloy. Preferably the thermal spray material includes a self-fluxing alloy composition.

The present invention relates to a method for detecting multiple DNA sequences simultaneously. The method involves amplification of multiple sequences simultaneously by annealing a plurality of paired oligonucleotide primers to single stranded DNA. One member of each pair is complimentary to the sense strand of a sequences and the other member is complimentary to a different segment of the anti-se...

A heat-resistant, corrosion-resistant inorganic composite body prepared by impregnating a heat-resistant inorganic compound body with at least one member selected from organosilicon compounds, metal alcoholates and organosilicon compound-metal alcoholate copolymers and then heat treating the thus impregnated body; and a process for preparing said heat-resistant, corrosion-resistant inorganic compo...

For impregnating and heat-treating pitch-impregnated blanks, these are introduced cold into an autoclave, impregnated, heat-treated and cooled in the closed autoclave and then removed cold from the autoclave.

A pH controlled protein removal system and a method of using it in the substantial absence of a protein digesting enzyme and, preferably, in the substantial absence of a surfactant is disclosed. The system is a pH-controlled protein-cleaning composition for e.g. contact lenses comprising (a) water; (b) a tonicity builder sufficient to render said composition ophthalmically acceptable; and (c) a pH...

(g) A nonwoven wet-lay superabsorbent material produced by the process of blending superabsorbent polymer particulates with a liquid to form a slurry, mixing fibers with that slurry, filtering that slurry/fiber mixture to remove a portion of the liquid and drying the superabsorbent slurry/fiber mixture to form a nonwoven wet-lay superabsorbent material is disclosed in this invention. The nonwoven ...

An animal ear tag having interfitting male (5) and female (6, 21) parts for fixing the tag has a chamber (14) inside the male part (5) for receiving a cylindrical electronic responder (15, 15a), which may have a diameter of up to 3 mm and a length of up to 20 mm. The male part (5) is preferably wholly or partly formed of plastics material. An identification index encoded in the responder is also r...

Known methods of melting Titanium and its alloys for the purpose of sheathing a ceramic filament includes the pre-melting of the metal in a crucible, which results in contamination of the metal. The present invention obviates the crucible and instead, positions a rod of solid Titanium or an alloy thereof adjacent the filament and locally heats the end thereof. The melt continuously coats the filam...

The present invention relates to detecting methord for a specific nucleic acid through hybridization from single staranded nucleic acid and single standord nucleic acid acting complementarily, by using a labelled material having binding capacity to the hybridized double stranded nucleic acid under separation single stranded nucleic acid which was not subjected to hybridization. The present inventi...

An apparatus configured for maintaining a barrier (16) in a position against a trans-barrier force less than a predetermined magnitude. The barrier has associated structures for cooperating with the apparatus to define the position in which the barrier is maintained. The apparatus comprises a guide follower (74) attached to the barrier and operatively interactive with the associated structures for...

The method comprises subjecting the deoxyribonucleic acid in a concentration of 10<-16> to 2 x 10<-14> mol per mu l, in the case of double-stranded deoxynucleic acid which is not in the supercoiled form preferably in a concentration of 10<-16> to 3 x 10<-15> mol per mu l, a) to a heat-denaturation step b) to an annealing step and c) to a nucleic acid synthesis step with partial chain termin...

A film for protecting semiconductor wafers during wafer lapping. The protective film has a film-like base member, an adhesive layer applied to one surface of the base member, and a synthetic resin film placed on the adhesive layer. The resin film has the surface roughness of smaller than 2 mu m for contact with the adhesive layer. The protective film prevents the wafer surfaces from being contami...

This device consists in a metallic lid capable of being easily opened when cut at the score thereof by the seal opener, in which, by adapting a biaxially stretched polyester film provided on the metallic material and extended on at least the inner side of vessel to have x-ray diffraction strength ratio as IA/IB ranging from 4 to 17 as well as in-plane orientation anisotropic index of 30 or under. ...

In a device which extracts an optical interference signal (SA) for analyzing the spectrum of light to be measured, the light (11) to be measured is incident to an optical interferometer (20) capable of sweeping an optical path difference and interference light output therefrom is converted into an electric signal to obtain an optical interference signal (SA). On the other hand, the optical power o...

Verfahren zur Herstellung eines selbstjustierten Emitter-Basis-Komplexes, bei dem eine Folge von Epitaxieschichten (1), die der optimalen Basis-Emitter-Schichtfolge im rückgeätzten Teil des Heterobipolartransistors entspricht, aufgewachsen, danach die Basisimplantierung (9) unter Verwendung eines Dummy-Emitters (3) als Maske eingebracht wird und unter Verwendung einer den von dem Dummy-Emitter (3)...

Bei einer Presse mit einem oberen und unteren Pressenbären und einem in die Presse adaptermäßig einsetzbaren Werkzeuggestell sind die Stempelträger des Werkzeuggestells durch Töpfe (8,9,10) gebildet, welche an zylindrischen Flächen (15,16,18) relativ zur Grundplatte (1) des Werkzeuggestells geführt sind.; In a press with an upper and a lower press ram and a tool frame which can be inserted into th...