Bethlehem Steel Corp
BethlehemActive Patents
0
Total Holdings
14
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US2927871A | Control of pickling baths | Expired / Lapsed | 1956-03-26 | 1960-03-08 | 2 | Details |
| US2893926A | Combined flash type distilling plant and back-pressure turb… | Expired / Lapsed | 1957-06-13 | 1959-07-07 | 2 | Details |
| US2807537A | Method of controlling the partial blowing of bessemer steel | Expired / Lapsed | 1954-11-01 | 1957-09-24 | 2 | Details |
| US2801161A | Process for operating a bessemer converter | Expired / Lapsed | 1956-04-30 | 1957-07-30 | 2 | Details |
| US2745535A | Beam turning device | Expired / Lapsed | 1949-10-21 | 1956-05-15 | 0 | Details |
| US2669434A | Stockyard fence | Expired / Lapsed | 1952-02-01 | 1954-02-16 | 0 | Details |
| US2463427A | Immersion thermocouple | Expired / Lapsed | 1946-02-07 | 1949-03-01 | 0 | Details |
| US2356450A | Steel | Expired / Lapsed | 1942-02-28 | 1944-08-22 | 0 | Details |
| US2123355A | Measurement of eccentricity of hollow shafting | Expired / Lapsed | 1936-04-15 | 1938-07-12 | 0 | Details |
| US2036034A | Method of making grooved wire | Expired / Lapsed | 1933-11-25 | 1936-03-31 | 0 | Details |
| US1893009A | Charge calculator | Expired / Lapsed | 1929-09-21 | 1933-01-03 | 0 | Details |
| US1749723A | Ingot stripper | Expired / Lapsed | 1928-08-23 | 1930-03-04 | 0 | Details |
| US1736539A | Welded and calked body and process of producing same | Expired / Lapsed | 1927-10-14 | 1929-11-19 | 0 | Details |
| US1602037A | Ammunition for trench mortars | Expired / Lapsed | 1924-02-05 | 1926-10-05 | 0 | Details |