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DE10064333A1 Multilayer with an EVOH layer  
A multilayer composite which comprises the following layers: DOLLAR A I. A layer of a molding composition which comprises the following components: DOLLAR A a) 0 to 80 parts by weight of a...
DE10062272A1 Pipe production, comprises incorporating a silane group and cross linking polyolefins after the pipe has been assembled, and using a profiling tool to produce the complete pipe system  
A process for producing pipes, especially heating pipes, composed of vinyl silane cross linked polyolefins, comprises incorporating a silane group followed by hydrolysis. A process for producing...
DE10057990A1 Multilayer pipe  
In a multi-layer pipe consists of at least three layers (1, 2, 3) of which at least two (2, 3) are based on a thermoplastic polyester, a layer (2) is harder than the other layers (1, 3), at least...
DE10047861A1 Polyethylene composition suitable as a pipe material with outstanding processing properties  
The invention relates to a polymeric molding material of a first ethylene polymer (A) and a second ethylene polymer (B), which is particularly suitable for producing thick-walled large-caliber...
DE10044039A1 Flexible pipeline comprises two concentric pipes with fleece layer in interspace between same and made of material to swell up when moisture enters  
The flexible pipeline comprises two concentric pipes and in the space between the inner pipe (1, 2, 3) and outer pipe (6,7) is a layer (4a) of fleece made from a material which swells up when...
DE10110964A1 Thermoplastic multi-layer composites  
Thermoplastic multi-layer composite, in particular in the form of a multi-layer pipe, a multi-layer tube or a multi-layer container comprising at least one intermediate layer of a molding...
DE10022144A1 Molding compositions, especially useful for making fuel pipes and tanks, comprise polyamide, layered silicate nanoparticles and reinforcing material  
Molding compositions comprising polyamide (60-90 parts by weight (pbw)), layered silicate nanoparticles (0.5-6 pbw) and reinforcing material (10-40 pbw).
DE10021523A1 Pipe for conducting liquid or gaseous media comprises a nonmetal barrier layer on the inner surface and/or the outer surface and/or inside the wall of the inner pipe element  
The pipe for conducting liquid or gaseous media comprises a barrier layer (4) which is located on the inner surface and/or the outer surface and/or inside the wall of the inner pipe element (3),...
DE10018324A1 Extruded, injection molded or blow molded pipe, fitting or molding of plastic to create pipelines of liquid, pasty and gaseous media  
The extruded, injection or blow-molded plastic pipe to create pipes with a built-up from at least three layers of the tubular body (1) is characterized in that the inner layer (2) and the middle...
DE10014357A1 Hydraulic hose for vehicles, comprises a plastic outer layer, an inner polyamide layer, and an intermediate reinforcing fibre layer.  
A hydraulic hose for vehicles, comprises a plastic (1) outer layer, an inner polyamide layer (2), and an intermediate layer (3) made of reinforcing fibres (3a) which are wound in the form of a...
DE10012832A1 Plastics ventilation pipe has outer layer separated from anti-static inner layer by insulating layer  
The plastics ventilation pipe (10) has a plastic outer layer (12) separated from a plastics lining (14) by an insulation layer (16). The lining inner layer (18) is anti-static.
DE10012239A1 Polymer pipe comprises a polyolefin core and a shell of glycol-modified PET  
Polymer pipe with high abrasion resistance comprises a polyolefin core and a shell of glycol-modified PET.
DE19947652C1 Mantle generation when routing cables  
A method and apparatus produce a jacket around at least one line in the line into the soil with a belt, wherein the band is formed into a surrounding the cable sheath.
DE10002463A1 Filler containing metal, e.g. molybdenum, tungsten or silicon and iron, is used in flexible plastics parts, especially bellows  
A filler containing metal is used as additive in flexible plastics parts, especially in bellows, to impart or improve the noise insulation properties. An Independent claim is also included for...
DE10002461A1 A multilayer plastic pipe with good adhesion between layers  
A multilayer plastic pipe which comprises the following layers: DOLLAR A I. At least one layer of a polyolefin molding composition, DOLLAR A II is at least one layer of a polyester molding...
DE19961047A1 Joining a multi-layer composite pipe to a connecting piece by use of a welding temperature related to the melting point of plastic layers in the pipe  
The pipe(1), comprises a plastic inner layer(3) and a plastic outer layer(2) sandwiching a metallic layer(4). An existing welding method for joining plastic pipes is employed and the welding...
DE19953737C1 Multiple layer composite tube used for heating and sanitary installations has an intermediate layer connected to outer and inner material layers at several points along the periphery  
Multiple layer composite tube (1) comprises an inner main material layer (3) and an outer main material layer (2) both made of plastic and having a metallic intermediate layer (4) arranged between...
DE10043580A1 Bending and holding aid for pipes, cables and wires  
The invention relates to a bending and retaining device, especially for tubes, cables and pipes, that consists of an at least partially closed flexible hollow body that is open at its two front...
DE19956880A1 Process making composite plastic water pipe, extrudes ridged plastic pipe around plain pipe which is fed through extruder.  
The ridged pipe (14) is extruded around the plain plastic pipe (7). An Independent claim is included for the corresponding plastic pipe. Manufacturing equipment as described, is also claimed...
DE19939689A1 Hydraulic line for vehicles, now made more rapidly than ever before  
The reinforcing fibers are wound helically.
DE19951316A1 Centrifugal casting of glass fiber-reinforced pipes, takes place in rotary molds in succession, heated externally by water to assure rapid setting of selected catalyst-resin system for maximum production rate without fissuring  
The mold is at 40 deg C-75 deg C during raw material introduction. Its thermal capacity is sufficiently high that its temperature is reduced by no more than 10 deg C by the raw materials. Hot...
DE19745192C2 Pipe joint and a method for their preparation  
The invention relates to a tube joint and a method for connecting the tube parts, in which a tube portion is overlappingly fitted to the respective other tube part. The first pipe part (1) is...
DE19946544A1 Piping for a brake, fuel or hydraulic system in motor vehicles  
It proposes to provide a conduit for a brake, fuel or hydraulic system in motor vehicles the plastic coating layer (2) is reinforced with fibers methods and devices. Thus, the strength and the...
DE19943230A1 Pipe for pipelines, in particular for corrosive or abrasive media  
A pipe (10) for pipelines is provided, in particular, for transporting corrosive or abrasive media (16). Said pipe comprises a wall (11) that delimits a cavity (15) in which medium (16) is...
DE19945009A1 Pipes and pipe elements for transporting flowable media  
The invention relates to conduits (1) which are used to transport flowable media. The inside of the conduit (2) which comes into contact with the flowable medium has a structured surface which...
DE19929812A1 Polyethylene composition and prepared therefrom tube having improved mechanical properties  
The invention relates to a polyethylene molding material with bimodal molar mass distribution, having a total density of >/= 0.948 g/cm<3> and a melt flow index MFI190/5 of
DE10005641A1 Multilayer  
A thermoplastic multilayer composite which comprises the following layers: A DOLLAR I. a layer I of a thermoplastic molding composition; DOLLAR A II a layer II of a further thermoplastic molding...
DE10022663A1 Fiber reinforced plastic pipe for propeller shafts, has helical wound layer made of reinforced fiber and bond portion of pipe has volume rate of fiber content lower than main body portion  
Edge portion of fiber reinforced plastic (FRP) pipe is bound to a binding member. FRP pipe (2) has helical wound layer made of reinforced fiber and is wound at an angle of 45 deg or less, opposed...
DE19927954A1 Centrifugal casting of glass fiber-reinforced pipes, takes place in rotary molds in succession, heated externally by water to assure rapid setting of selected catalyst-resin system for maximum production rate without fissuring  
The mold is at 40 deg C-75 deg C during raw material introduction. Its thermal capacity is sufficiently high that its temperature is reduced by no more than 10 deg C by the raw materials. Hot...
DE10025607A1 Manufacture of reinforced flexible tube for fluid handling systems, involves providing inner layer of fluoroplastic and wrapping fabric ribbon layer, simultaneously and extruding polymer layer around inner layer  
The method involves providing an inner layer of fluoroplastic and wrapping a fabric ribbon layer, simultaneously. A layer of multiphase polymer is extruded around the inner layer. The inner layer...
DE19925097A1 Composite pipe manufacturing process to reduce water and oxygen permeability uses an inner layer of PVDC and an outer layer of another plastic  
The pipe is used for transporting fluids, especially water and comprises two or more layers, the inner(1) being of polyvinylidene chloride(PVDC) and the outer(3,3a) of another plastic. An...
DE19920034A1 Armored thermoplastic pipe for heavy duty applications e.g. offshore mining includes reinforcement of spirally wound strips of grid material or expanded metal  
The pipe has a reinforcement consisting of longitudinal wires (4) bonded to spirally wound strips of (10,10') of grid material or expanded metal. The components of the grid (11,11') or expanded...
DE10011714A1 Plastic media carrying pipe for laying without a supporting bed has a fleece layer welded around an inner pipe and covered in an outer sleeve  
The pipe comprises an inner pipe with an outer protective layer based on a with a fleece strip with an axis running along the tube axis and an enclosing tubular sleeve. An Independent claim is...
DE19902456A1 A method for producing a glass fiber-reinforced plastic pipe as well as a coupling  
The invention relates to a pipe coupling for plastic pipes which comprises a glass-fiber reinforced plastic sleeve (2) and a membrane (4) which is produced from an elastic material. Said membrane...
DE19858915C1 Tube with a helically in the tube wall with the formation of leakage channel turns extending leakage channel  
It is a tube having a tube wall in the form of leakage channel turns helically extending channel leakage. The leakage channel is acted upon by pressure and has at least one designed as a pressure...
DE19833858C2 Low-odor polyethylene blend  
Low odor polyethylene blend of a high molecular ethylene copolymer obtainable by polymerization in the presence of a Ziegler catalyst and a low molecular weight ethylene homopolymer or copolymer...
DE19827435C2 Tubular hollow body with corrugations with a closure device and method of producing a tubular hollow body deratigen  
The invention relates to a tubular hollow body with corrugations, in particular a corrugated pipe, for receiving lines, to promote, or the like, with a closure device, wherein the tubular hollow...
DE19854819A1 Hohler products with antistatic properties  
A hollow plastic articles, the wall of which is at least in a portion of a thermoplastic, polyamide-containing molding composition which contains 3 to 30 wt .-% of a conductivity black, wherein...
DE19853545A1 Flexible pipe  
A flexible tube, which consists at least in the inner region of the wall of a molding material which essentially contains the following components: DOLLAR A I. 40 to 80 parts by weight of a...
DE19849426A1 Bimodal polyethylene blends with high mixing quality  
Bi-modal polyethylene blends made from a high-molecular ethylene copolymer and a low-molecular ethylene homopolymer or copolymer with an MFR 190/21.6 of4 g/10 min, a density of 0.94.97 g/cm<3>, an...
DE19841121A1 Compound plastic pipe comprises an intermediate connector layer between the inner and outer pipe layers which consists of glass fibers with woven-in chain and/or weft elements made of a thermoplastic material  
The compound pipe with a thermoplastic inner layer, a glass fiber reinforced outer layer, and a glass fiber intermediate connector layer (3) is characterized by the fact that the connector...
DE19833858A1 Low-odor polyethylene blend  
The invention relates to a low odor polyethylene blend containing a high molecular ethylene polymer obtained by polymerization in the presence of a Ziegler catalyst and a low molecular ethylene...
DE19836111A1 Casing tube for laying flexible hoses, via which fluids, particularly gases or liquids can be emitted, has elastic inner hose provided with micro-apertures  
The tube or the surrounding hose comprises a central track (10) with a hook formation (16,18,20) extruded onto it. In the track area of the casing tube apertures (12) are provided which have a...
DE19831898A1 Fluid conduit for fuel or fuel vapor, e.g. for use in the engine compartment of a motor vehicle  
The conduit is formed from a first thermoplastic material that includes a thermoplastic polyester elastomer and a second thermoplastic material that includes a polybutylenenaphthalate that has a...
DE19843034A1 Plastic pipe  
The invention relates to a plastic pipe having to decrease the tensile or pressure resistance when laying pipelines on the outside of the tube wall above the actual tube wall protruding elevations...
DE19758124C1 Polypropylene pipe with high strength  
The invention relates to a polypropylene tube with high strength, particularly high train-modulus, high impact strength, ring stiffness and resistance to impact stress. DOLLAR A subject of the...
DE19819565A1 Antistatic and peroxide-stable molding compounds  
The invention relates to antistatic, peroxide-stable molding compounds based on polyamides and / or polyesters, said molding compounds are modified with high purity carbon black with a low...
DE19838793A1 Corrugated tube with foot designed with engaging extension running vertically to longitudinal direction of tube  
The corrugated tube (10) has an engagement extension (12) forming a foot, which has a larger dimensioned section (14), in the circumferential direction of the corrugated tube (10). The section...
DE19813917A1 Multi-chamber hollow profile especially double-walled plastic safety pipe e.g. for transport and waste water pipes  
A multi-chamber hollow profile has an intermediate spiral pipe with winding gaps connected to the interior of the spiral pipe by bores. A multi-chamber hollow profile, especially in the form of a...
DE19826950C1 Protective tube for a supply line especially a plastic or plastic-coated media transport pipe such as a water or heating pipe  
A protective tube for a supply line consists of adjoining annular or spiral support elements (10) and axially deformable elements (12).