Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4571004 | Mechanism for controlling the elevation of a coal planer | Ernst Braun | 1986-02-18 |
| 4560059 | Conveyor trough construction | Ernst Braun | 1985-12-24 |
| 4541525 | Conveyor trough, particularly for scraper chain conveyors | Ernst Braun | 1985-09-17 |
| 4477119 | Planing machine for underground mining with a cutter in the transition _range from longwall to drift, particularly for a simultaneously _mined drift | Ernst Braun, Walthorst Herwig | 1984-10-16 |
| 4432448 | Conveyor trough for a scraper chain conveyor | Ernst Braun | 1984-02-21 |
| 4416643 | Planar drive device | Ernst Braun | 1983-11-22 |
| 4407546 | Mining planer with pivotal tool holder | Ernst Braun | 1983-10-04 |
| 4403808 | Hauling and shaving plant | Ernst Braun | 1983-09-13 |
| 4372619 | Chain having longitudinal stiffness used with hauling and cutting equipment | — | 1983-02-08 |
| 4366989 | Coal planer control device | — | 1983-01-04 |
| 4366990 | Mechanism for guiding a coal planer on the trough of a scraper chain conveyor | Ernst Braun | 1983-01-04 |
| 4366931 | Crushing device | — | 1983-01-04 |
| 4349232 | Trench hewing tool assembly with cutter guard attachment | Ernst Braun, Karlheinz Wetzchewald | 1982-09-14 |
| 4340185 | Roll crusher for crushing lumpy material | Ernst Braun | 1982-07-20 |
| 4326674 | Device for the homogenization of material to be crushed | Ernst Braun | 1982-04-27 |
| 4323282 | Conveying trough with mining machine cutter guide surfaces | Ernst Braun | 1982-04-06 |
| 4319783 | Conveying trough connector and mining machine guide rail bridge | Ernst Braun | 1982-03-16 |
| 4303276 | Conveyor chute for chain scraper conveyors | Ernst Braun | 1981-12-01 |
| 4301913 | Chain scraper conveyor chute | Ernst Braun | 1981-11-24 |
| 4278294 | Guide-rail assembly for longwall mining apparatus | — | 1981-07-14 |
| 4270654 | Single chain scraper conveyor | Ernst Braun | 1981-06-02 |
| 4269304 | Scraper chain conveyor assembly | Ernst Braun | 1981-05-26 |