CS168484A2 - Pracovni nastroj - Google Patents
Pracovni nastrojInfo
- Publication number
- CS168484A2 CS168484A2 CS841684A CS168484A CS168484A2 CS 168484 A2 CS168484 A2 CS 168484A2 CS 841684 A CS841684 A CS 841684A CS 168484 A CS168484 A CS 168484A CS 168484 A2 CS168484 A2 CS 168484A2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- pracovni
- nastroj
- pracovni nastroj
- Prior art date
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
- E21C25/06—Machines slitting solely by one or more cutting rods or cutting drums which rotate, move through the seam, and may or may not reciprocate
- E21C25/10—Rods; Drums
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C27/00—Machines which completely free the mineral from the seam
- E21C27/02—Machines which completely free the mineral from the seam solely by slitting
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Crushing And Pulverization Processes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL24094083A PL138577B1 (en) | 1983-03-09 | 1983-03-09 | Mining head |
Publications (2)
Publication Number | Publication Date |
---|---|
CS168484A2 true CS168484A2 (en) | 1985-08-15 |
CS244133B2 CS244133B2 (en) | 1986-07-17 |
Family
ID=20016185
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CS841684A CS244133B2 (en) | 1983-03-09 | 1984-03-08 | Working tool |
Country Status (5)
Country | Link |
---|---|
CS (1) | CS244133B2 (en) |
DE (1) | DE3408719A1 (en) |
GB (1) | GB2136479B (en) |
HU (1) | HUT36223A (en) |
PL (1) | PL138577B1 (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AUPP822499A0 (en) | 1999-01-20 | 1999-02-11 | Terratec Asia Pacific Pty Ltd | Oscillating & nutating disc cutter |
AU749078B2 (en) * | 1999-02-04 | 2002-06-20 | Odyssey Technology Pty Ltd | Cutting device |
AUPP846599A0 (en) | 1999-02-04 | 1999-02-25 | Sugden, David Burnet | Cutting device |
AUPS186802A0 (en) | 2002-04-22 | 2002-05-30 | Odyssey Technology Pty Ltd | Oscillating disc cutter with speed controlling bearings |
AUPS186902A0 (en) | 2002-04-22 | 2002-05-30 | Odyssey Technology Pty Ltd | Rock cutting machine |
US7934776B2 (en) * | 2007-08-31 | 2011-05-03 | Joy Mm Delaware, Inc. | Mining machine with driven disc cutters |
CN110397437A (en) * | 2019-07-25 | 2019-11-01 | 山东科技大学 | A kind of split type coal mining machine roller |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB857354A (en) * | 1957-07-02 | 1960-12-29 | Eickhoff Geb | Improvements in or relating to cutting machines for mines |
US3817579A (en) * | 1972-04-14 | 1974-06-18 | Lee Norse Co | Mining machine |
-
1983
- 1983-03-09 PL PL24094083A patent/PL138577B1/en unknown
-
1984
- 1984-03-07 HU HU91884A patent/HUT36223A/en unknown
- 1984-03-08 CS CS841684A patent/CS244133B2/en unknown
- 1984-03-09 DE DE19843408719 patent/DE3408719A1/en not_active Withdrawn
- 1984-03-09 GB GB08406169A patent/GB2136479B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE3408719A1 (en) | 1984-09-13 |
PL240940A1 (en) | 1984-09-10 |
GB2136479A (en) | 1984-09-19 |
GB8406169D0 (en) | 1984-04-11 |
CS244133B2 (en) | 1986-07-17 |
HUT36223A (en) | 1985-08-28 |
PL138577B1 (en) | 1986-10-31 |
GB2136479B (en) | 1986-07-09 |
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