| Patent Number |
Title Of Patent |
Date Issued |
| 5304230 |
Method of disposing of organic and inorganic substances and a plant for carrying out the method |
April 19, 1994 |
| In a method of disposing of organic and inorganic substances, the substances are gasified and decomposed in and/or above a liquid bath of a metal alloy under negative pressure, off-gases forming are seized, collected and purified and separated.To prevent the formation of health-endangeri |
| 4993689 |
Convertor for continuously melting scrap with tapping means |
February 19, 1991 |
| In a process for continuously melting scrap (6) and/or pig iron within a converter (1), the converter (1) is heated in proximity of the bottom (3) with sub-stoichiometric burners (4), having their flames (5) essentially radially directed into the interior of the converter (1). In this ca |
| 4957547 |
Process for continuously melting of steel |
September 18, 1990 |
| A process for continuously melting steel from largely already reduced iron containing material such as pig iron and/or scrap iron, in which process the melt is poured into a ladle for performing subsequent metallurgical steps. The metallurgical slag is, by adding flux, adjusted to20-77.2 |
| 4950325 |
Process for heating steel melts and an apparatus for carrying out the process |
August 21, 1990 |
| An apparatus for heating steel melts covered with a slag rich in iron oxide, and employed in particular for continuous steel making processes such as the KVA process, incorporates a height-adjustable injection lance for supplying metals which react exothermally with the melt and with the |
| 4925489 |
Process for melting scrap iron, sponge iron and/or solid pig iron |
May 15, 1990 |
| For the purpose of melting scrap iron, pelletized sponge iron in reduced condition, solid pig iron or the like, there is introduced into the melting heat from below a charge-accepting receptacle by means of burners the carbon content within the molten bath is adjusted by a sub-stoich |
| 4895594 |
Process for continuously melting scrap |
January 23, 1990 |
| In a process for continuously melting scrap (6) and/or pig iron within a converter (1), the converter (1) is heated in proximity of the bottom (3) with sub-stoichiometric burners (4), having their flames (5) essentially radially directed into the interior of the converter (1). In this ca |
| 4525211 |
Process for producing a microkilled steel suitable for freerun continuous casting for subsequent |
June 25, 1985 |
| In order to produce a microkilled steel suitable for free-run continuous casting for subsequent cold forming standardizing of the C - content to .ltoreq.0.05%, preferably .ltoreq.0.03%, Si - content to .ltoreq.0.05%, preferably 0.02-0.04%, and Al - content to .ltoreq.0.006% is proposed. |
