Resources Contact Us Home Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE     Inventor: v.Eckardstein; Karl-Ernst Address: Kamen, DE No. of patents: 1 Patents: Patent Number Title Of Patent Date Issued 4373225 Piping valve with a housing for the transfer of a wiper insertable in conduits that supply press February 15, 1983 A piping valve for conduits conveying pressurized viscous material, such as concrete, provides a means for introducing a wiper into the conduit for cleaning purposes. The piping valve has a reciprocally displaceable part with a transmission pipe and a pipe chamber containing the wiper. T       Recently Added Patents Absorbent article having passage holes in a central region System and method for rate assignment System and method of operating a database Image forming apparatus with an adjustable cleaning voltage Cable connector and method of assembling cable connector and cable Electric vacuum cleaner Variable color LED optical source   Randomly Featured Patents Locking clutch for coupling apparatus with hydrokinetic coupling Method of improving process robustness of nickel salicide in semiconductors Flap assembly for aircraft wing Methods and pharmaceutical compositions employing desmethylselegiline Sulfated and phosphated saccharide derivatives, process for the preparation of the same and use thereof Method for GE-XRF X-ray analysis of materials, and apparatus for carrying out the method High-speed analog acquisition including signal processing Spherical aggregates Fishing rod Use of cytokines and mitogens to inhibit pathological immune responses © 2006. PatentGenius. All Rights Reserved.