CS471887A1 - Cutting extension piece for drilling units' equipment - Google Patents
Cutting extension piece for drilling units' equipmentInfo
- Publication number
- CS471887A1 CS471887A1 CS874718A CS471887A CS471887A1 CS 471887 A1 CS471887 A1 CS 471887A1 CS 874718 A CS874718 A CS 874718A CS 471887 A CS471887 A CS 471887A CS 471887 A1 CS471887 A1 CS 471887A1
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- equipment
- extension piece
- drilling units
- cutting extension
- cutting
- Prior art date
Links
- 238000005553 drilling Methods 0.000 title 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G23/00—Forestry
- A01G23/02—Transplanting, uprooting, felling or delimbing trees
- A01G23/06—Uprooting or pulling up trees; Extracting or eliminating stumps
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Environmental Sciences (AREA)
- Drilling Tools (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD29231886A DD261695A3 (en) | 1986-07-09 | 1986-07-09 | CUTTING SHOE FOR STUBBENBOHRER |
Publications (1)
Publication Number | Publication Date |
---|---|
CS471887A1 true CS471887A1 (en) | 1989-09-12 |
Family
ID=5580771
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CS874718A CS471887A1 (en) | 1986-07-09 | 1987-06-25 | Cutting extension piece for drilling units' equipment |
Country Status (3)
Country | Link |
---|---|
CS (1) | CS471887A1 (en) |
DD (1) | DD261695A3 (en) |
DE (1) | DE3719779A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102689372B (en) * | 2012-06-28 | 2014-08-27 | 山东大学 | Gantry-type linear sawing machine for KDP (potassium dihydrogen phosphate) crystal fixed abrasives |
-
1986
- 1986-07-09 DD DD29231886A patent/DD261695A3/en unknown
-
1987
- 1987-06-13 DE DE19873719779 patent/DE3719779A1/en not_active Withdrawn
- 1987-06-25 CS CS874718A patent/CS471887A1/en unknown
Also Published As
Publication number | Publication date |
---|---|
DE3719779A1 (en) | 1988-01-28 |
DD261695A3 (en) | 1988-11-09 |
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