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Mannesmann Aktiegesellschaft Patents |
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Assignee: Mannesmann Aktiegesellschaft
Address: Dusseldorf, DE
No. of patents: 5
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 5832984 |
Method of producing long steel products |
November 10, 1998 |
| Molten steel is poured into a water cooled continuous casting mold in which the steel solidifies partially with the formation of a strand having a length and a peripheral shell. The strand has a cross-sectional surface area with one of a round shape, an oval shape and a polygonal shape h |
| 5791399 |
Method for heating a metal melt |
August 11, 1998 |
| The invention concerns a method for heating a metal melt, in particular molten steel covered with a casting powder, introduced via a submerged outlet into an ingot mould of a continuous casting plant. In order to ensure uniform heat dissipation over the ingot mould and constant frict |
| 5778718 |
Process for rolling tubes |
July 14, 1998 |
| A process for rolling tubes, in which two grooved rolls mounted opposite one another in a roll stand are moved back and forth, i.e., reciprocated, on tube-shaped rolling material, which is arranged on a tapered rolling mandrel supported in the axial direction by a mandrel bar. The ro |
| 5425229 |
Process for utilizing the energy contained in the blast furnace gas of a shaft furnace |
June 20, 1995 |
| The energy contained in the blast furnace gas of a shaft furnace, particularly in the blast furnace gas of a cupola furnace, is utilized by wet cleaning the blast furnace waste gas as it emerges from the shaft furnace. The pre-treated blast furnace gas is then fed to a fine-dust filt |
| 5184647 |
Valve battery for gaseous fluids |
February 9, 1993 |
| A valve battery, including a plurality of base plates, each having a generally polygonal outer contour, a window-shaped recess therein, and two side faces, a face of one plate corresponding a face of an adjacent plate and sealingly engaging one another, closure plates being provided on t |
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