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Class Numbers & Titles | Class Numbers Only | USPC Index | International | HELP |
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Class 299 | MINING OR IN SITU DISINTEGRATION OF HARD MATERIAL |
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1.05 | AUTOMATIC CONTROL; SIGNALING OR INDICATING |
1.1 | Ore/rock interface determination during cutting |
1.3 | Of tunneling apparatus having a wall temporary support |
1.4 | Of hard material disintegrating machine |
1.5 | Floor working |
1.6 | Sidewall working (e.g., longwall-type) |
1.8 | Of rotary cutter with advance direction coincident or parallel to rotary axis |
1.9 | Of material handling means |
2 | TUNNEL RECOVERY OF FLUID MATERIAL |
3 | IN SITU CONVERSION OF SOLID TO FLUID |
7 | WITH SEPARATION OF MATERIALS |
10 | PROCESSES |
11 | Stabilizing underground structure |
12 | Mine safety |
13 | Explosive |
14 | Directly applying heat or vibration |
15 | Forming blocks (e.g., quarrying) |
16 | Breaking down by direct contact with fluid |
18 | With material-handling |
19 | MINE LAYOUTS |
20 | EXPANSIBLE BREAKING-DOWN DEVICES |
24 | ICE-WORKING DEVICES |
29 | HARD MATERIAL DISINTEGRATING MACHINES |
30 | Remote control |
31 | Stepper-type advance-causing means |
33 | With mine roof-supporting means |
63 | Cutting kerfs to form block |
34.01 | Cutter attached to endless chain or cable (e.g., planer type) |
34.02 | With auxiliary cutter |
34.04 | Planer, plow, or knife details |
34.07 | Drive details |
34.08 | Vertical height adjustment of entire installation |
34.09 | Chain features and connected to miner |
34.1 | Guide, associated with conveyor, for chain or supply lines |
34.11 | Guide for adjustment of cutter |
34.12 | Pivoting cutter body |
35 | Wire saw-type cutter |
36.1 | Floor-working |
37.1 | Reciprocating or oscillating cutter |
37.3 | Impact or hammering-type cutter |
39.1 | Rotary cutter |
39.2 | With material handling |
39.3 | Slot-type cutter; e.g., pavement saw |
39.4 | Drum-type |
39.5 | Shiftable horizontally |
39.6 | Height adjustment |
39.7 | Yieldably mounted cutter |
39.8 | Specific mount for fixed projecting cutters |
39.9 | And having rotatable cutting element |
40.1 | Freely rolling cutter |
41.1 | Vertical cutter axis |
42 | Sidewall-working (e.g., longwall cutter) |
43 | With material-handling means |
44 | Undercutting, dislodging and conveying |
45 | Material handler enters cut with cutter |
46 | Rotary impeller |
47 | Driven flexible member causes advance |
51 | Horizontal cutter tooth orbit |
53 | Vertical cutter tooth orbit |
55 | Rotary cutter head with advance direction coincident or parallel to rotary axis |
64 | With material-handling means |
65 | Undercutting, dislodging and conveying |
67 | Material handler enters cut with cutter |
68 | Rotary impeller |
69 | Percussive-type cutter |
71 | Relatively shiftable cutters |
72 | Shiftable to operate in vertical or horizontal cutter tooth orbit |
73 | Cutter shiftable horizontally |
76 | Cutter shiftable vertically |
77 | Horizontal cutter tooth orbit |
78 | Vertical cutter tooth orbit |
79.1 | CUTTER TOOTH OR TOOTH HEAD |
85.1 | Plural heads moving relative to each other |
80.1 | Adjustable head |
81.1 | Cleansing fluid passage |
82.1 | Endless-chain type head |
85.2 | Adjustable tooth |
87.1 | Tooth mounted on helical head portion or head with helical conveying portion |
100 | Percussive tooth or bit |
101 | Plural cutting edges on tooth, pick, or bit |
102 | Clamped tooth holder or tooth mount |
103 | Clamped tooth |
104 | Wear shield or replaceable wear sleeve |
105 | Wear resistant feature for tool body (e.g., hard facing) |
106 | Rolling or rotatable-type bit mount |
108 | Planar type bit mount |
110 | Rolling or rotatable bit |
112R | Planar type bit |
113 | Insert or tip mounting feature (e.g., soldering, brazing, friction or interference fit) |
95 | MISCELLANEOUS |
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