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On this page, you can select 「MainGroup」 or 「Facet」 in E21C. |
HB:Handbook | ||||
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Select the desired 「MainGroup」 or 「facet」 etc. |
CC:Concordance | ||||
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Applicable area: "25/00-51/00" Support systems of construction works, e.g. designing, execution, management [other than control] | ||||
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Applicable area: "25/00-51/00" Characterized by installing solar cells to civil engineering structures, buildings or ground | ||||
| Cutting; Slitting; Dislodging | |||||
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Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam (dislodging machines with slitting means E21C 27/02, E21C 27/10, E21C 27/18) | HB | CC | 2D065 | |
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Machines which completely free the mineral from the seam | HB | CC | 2D065 | |
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Propulsion of machines for slitting or completely freeing the mineral from the seam | HB | CC | 2D065 | |
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Driving means incorporated in machines for slitting or completely freeing the mineral from the seam | HB | CC | 2D065 | |
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Trucks or other devices for transporting machines for slitting or completely freeing the mineral from the seam | HB | CC | 2D065 | |
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Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C 25/00-E21C 33/00, E21C 37/00 or E21C 39/00 | HB | CC | 2D065 | |
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Other methods or devices for dislodging with or without loading (breaking-down by means inserted in slits E21C 27/14) | HB | CC | 2D065 | |
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Devices for testing in situ the hardness or other properties of minerals, e.g. for giving information as to the selection of suitable mining tools | HB | CC | 2D065 | |
| Methods of mining or quarrying; Open-pit mining; Layouts therefor | |||||
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Methods of underground or surface mining (E21C 45/00 takes precedence); Layouts therefor (for peat E21C 49/00) [5] | HB | CC | 2D065 | |
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Methods of hydraulic mining; Hydraulic monitors (E21C 25/60 takes precedence) [5] | HB | CC | 2D065 | |
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Machines for obtaining, or the removal of, materials in open-pit mines (obtaining peat E21C 49/00) | HB | CC | 2D065 | |
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Obtaining peat; Machines therefor (treating peat C10F) | HB | CC | 2D065 | |
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Obtaining minerals from underwater, not otherwise provided for (suction dredgers or component parts thereof E02F 3/88; equipment for conveying or separating excavated material E02F 7/00; dippers G01N 1/12) [5] | HB | CC | 2D065 | |
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Apparatus for, or methods of, winning materials from extraterrestrial sources (cosmonautics B64G) [2] | HB | CC | 2D065 | |