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| Number | Title | Issue Date |
| 6370973 | Device for removing slag samples The invention relates to a probe for removing slag samples from iron- or steel-making plants which has an inlet opening underneath the sample chamber, at least one region of the inlet opening having a small cross section in relation to the sample chamber,... | 04/16/2002 |
| 6216526 | Gas sampler for molten metal and method An immersion probe for determination of the concentration of a gas dissolved in molten metal includes a gas and molten metal-permeable, disk. A gas analysis method using the probe entails introducing into said metal through the probe inert gas streams whi... | 04/17/2001 |
| 6155122 | Additive for molten metal sampler A sampling cavity for sampling molten metals includes a cavity body for receiving a measured sample of a molten metal, and, an insert containing a material for promoting carbide formation in the molten metal as it cools, the insert being in the form of an... | 12/05/2000 |
| 5975755 | Shield for molten metal immersible thermocouple support pole A protective device for a support assembly for a thermocouple adapted for immersion into a molten metal bath to measure the temperature in the bath includes an elongated exterior protective tubular shield, preferably metallic. An interior spacing member i... | 11/02/1999 |
| 5948999 | Molten metal dip sampler A molten metal sampling device for immersion into and sampling of a molten metal includes a sample chamber defined by a mold body formed of heat resistant materials encased in a sand-resin body. At least one fill tube is interconnected with the sample cha... | 09/07/1999 |
| 5948350 | Device for dispensing additive in molten metal sample mold A mold for sampling molten metals includes a cavity body for receiving a measured sample of a molten metal, and, an insert containing a material for promoting carbide formation in the molten metal as it cools, the insert containing a measured amount of th... | 09/07/1999 |
| 5772324 | Protective tube for molten metal immersible thermocouple A protective device for a thermocouple for immersion into a molten metal bath to measure the temperature in the bath includes an elongated exterior protective body, which has an axis and is formed of a refractory composition. An interior reinforcing membe... | 06/30/1998 |
| 5740772 | Oil filter cooler A oil filter cooler involves a semi-circular or U-shaped metal device which simply "snaps" onto an oil filter due to the fact that it is slightly flexible, the device having radially extending fins extending outward which enable this device to draw heat a... | 04/21/1998 |
| 5720553 | Apparatus and process for rapid direct dip analysis of molten iron A process of determining carbon content silicon content and carbon equivalent of molten iron includes immersion into the molten iron of an analysis device having a mold chamber with a temperature measuring device extending into the chamber. The temperatur... | 02/24/1998 |
| 5669956 | Apparatus and method for molten metal depth detection Apparatus and method for determining when the depth of molten (18) poured into a vessel (12) has reached a selected level. A conduit (22) connected to a source of pressurized gas and having an orifice (43) at its distal end (38) restricts the flow of gas ... | 09/23/1997 |
| 5591894 | Hydrogen sampler for molten metal and method An immersion probe for determination of the concentration of a gas dissolved in molten metal includes a probe body in the form of an elongated hermetically sealed housing. The body has a first end adapted to be connected to a gas inlet and a gas outlet, w... | 01/07/1997 |
| 5524497 | Additive for molten metal sampler A sampling cavity for sampling molten metals includes a cavity body for receiving a measured sample of a molten metal, and, an insert containing a material for promoting carbide formation in the molten metal as it cools, the insert being in the form of an... | 06/11/1996 |
| 5447080 | Additive for molten metal sampler A sampling cavity for sampling molten metals includes a cavity body for receiving a measured sample of a molten metal, and, an insert containing a material for promoting carbide formation in the molten metal as it cools, the insert being in the form of an... | 09/05/1995 |
| 5184894 | Method of using an immersible air cooled thermocouple A lance thermocouple of the type used for immersion in molten metal baths is provided with means for cooling by passage of low pressure air through the interior of the thermocouple connector. Radial passageways intersecting with a central bore are provide... | 02/09/1993 |
| 5104234 | Air cooled thermocouple lance A lance thermocouple of the type used for immersion in molten metal baths is provided with means for cooling by passage of low pressure air through the interior of the thermocouple connector. Radial passageways intersecting with a central bore are provide... | 04/14/1992 |
| 5014561 | Method and apparatus for obtaining accurate sample Method and sampling apparatus for obtaining accurate carbon samples in ultra-low carbon melts includes a capping system for the fill tube which uses Pyrex or low carbon steel caps, preheating or preigniting parts to burn off contaminants and a zircon coat... | 05/14/1991 |
| 4881824 | Immersible probe An immersion sampler probe for the analysis of a molten metal bath in a BOF vessel. The probe is weighted to penetrate the slag and position a temperature sensor or oxygen sensor at an appropriate depth. A counterweight with a float ensures proper immersi... | 11/21/1989 |
| 4875380 | Corrugated jacket for molten metal sampler Disclosed herein is a molten metal sampler with a wrap of corrugated board with flutes which provide vertical channels for conveying and outgasing the gas caused by reaction of the body of a molten metal sampler or immersion thermocouple in the molten met... | 10/24/1989 |
| 4699014 | Molten metal sampler with sand cast mold part Disclosed herein is a molten metal sampler made from cast mold halves which are preassembled in a paperboard sleeve which is filled with sand-resin mix, which is then baked. The sampler is provided with windows on one sample cavity which are provided with... | 10/13/1987 |
| 4667385 | Lance for stirring molten metal and method of making the same For a molten metal stirring lance a steel tubular member is coated interiorly with wax, for instance, and a refractory material plug is cast in the member. The plug extends from one end of the member and leaves a clear space near the other end. Melting th... | 05/26/1987 |
| 4565101 | Molten metal pin sampler A molten metal sampler for obtaining pin samples has mold halves formed from foundry sand with fused quartz tubes located in mold recesses to form the samples. Passages are provided for side filling and end fillings and a bath heat sensor can also be empl... | 01/21/1986 |
| 4487082 | Molten metal sampler for jominey test A molten metal sampler is disclosed which includes a mold cavity defined by a steel sleeve having an accurately machined and polished interior surface and a steel disc defining one end of the sampler remote from the sample entry passage by a steel disc ha... | 12/11/1984 |
