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Greven, DE

Alois Greven, Erkelenz DE

Patent application numberDescriptionPublished
20090136361Vacuum turbomolecular pump - A vacuum turbomolecular pump (05-28-2009
20090202360High rotational speed vacuum pump - A high rotational speed vacuum pump (08-13-2009
20100303640VACUUM PUMP - A vacuum pump (12-02-2010
20110033317VACUUM PUMP - A pump rotor (02-10-2011

Patent applications by Alois Greven, Erkelenz DE

Klaus Greven, Hildesheim DE

Patent application numberDescriptionPublished
20100288401Aluminum casting alloy - A cast aluminum alloy contains at least five of the following alloy components: 2.5 to 3.3 wt.-% of Si; 0.2 to 0.7 wt.-% of Mg; <0.18 wt.-% of Fe; <0.5 wt.-% of Mn; <0.1 wt.-% of Ti; <0.03 wt.-% of Sr; 0.3 to 1.3 wt.-% of Cr; and <0.1 wt.-% of others, supplemented by Al to add up to 100 wt.-%. The parts cast from the alloy are preferably homogenized by annealing for 1 to 10 hours at 490° C. to 540° C. and tempered for 1 to 10 hours at 150° C. to 200° C. Preferably, the alloy is used for chassis parts in motor vehicles.11-18-2010
20100289239Front-Axle bracket for motor vehicles - A front-axle bracket for motor vehicles has two accommodations spaced apart from one another in the longitudinal vehicle direction in each instance for the bearing locations for pivoting mounting of one or two wheel guide elements, in each instance, such as transverse control arms or A-arms, accommodations for attachment of the front-axle bracket as a pre-finished unit, together with pre-assembled assemblies, on the vehicle body, and at least individual ones of accommodations for attachment of the steering gear mechanism, for attachment of the stabilizer, and for mounting of a pendulum support. The front-axle bracket is produced as a component that is in one piece with these accommodations and connects them with one another. At least individual ones of the accommodations are integrated into the front-axle bracket by way of rod-shaped connecting elements, in framework-like manner.11-18-2010
20100289240Front-Axle bracket for motor vehicles - A front-axle bracket for motor vehicles has two accommodations spaced apart from one another in the longitudinal vehicle direction in each instance for the bearing locations for pivoting mounting of one of two wheel guide elements, in each instance, such as transverse control arms or A-arms, accommodations for attachment of the front-axle bracket as a pre-finished unit, together with pre-assembled assemblies, on the vehicle body, and at least individual ones of accommodations for attachment of the steering gear mechanism, for attachment of the stabilizer, and for mounting of a pendulum support. The front-axle bracket is produced as a component that is in one piece with these accommodations and connects them with one another.11-18-2010

Simone Greven, Dormagen DE

Patent application numberDescriptionPublished
20090170766Chimeric Kunitz Domains and their Use - The present invention relates to chimeras of human tissue factor inhibitor domain 1 with natural and non-natural Kunitz domains, and their preparation and use.07-02-2009