IT1200290B - Testa fresatrice trasversale con getti d acqua dall interno dei fresatori per macchine di scavo ad azione localizzata - Google Patents
Testa fresatrice trasversale con getti d acqua dall interno dei fresatori per macchine di scavo ad azione localizzataInfo
- Publication number
- IT1200290B IT1200290B IT12536/86A IT1253686A IT1200290B IT 1200290 B IT1200290 B IT 1200290B IT 12536/86 A IT12536/86 A IT 12536/86A IT 1253686 A IT1253686 A IT 1253686A IT 1200290 B IT1200290 B IT 1200290B
- Authority
- IT
- Italy
- Prior art keywords
- machines
- milling
- transversal
- jets
- water
- Prior art date
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH 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 DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/08—Roller bits
- E21B10/18—Roller bits characterised by conduits or nozzles for drilling fluids
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/22—Equipment for preventing the formation of, or for removal of, dust
- E21C35/23—Distribution of spraying-fluids in rotating cutter-heads
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19853536171 DE3536171A1 (de) | 1985-10-10 | 1985-10-10 | Querschneidkopf einer teilschnittmaschine mit innenbeduesung |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8612536A0 IT8612536A0 (it) | 1986-08-29 |
IT1200290B true IT1200290B (it) | 1989-01-12 |
Family
ID=6283264
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT12536/86A IT1200290B (it) | 1985-10-10 | 1986-08-29 | Testa fresatrice trasversale con getti d acqua dall interno dei fresatori per macchine di scavo ad azione localizzata |
Country Status (4)
Country | Link |
---|---|
US (1) | US4718730A (it) |
DE (1) | DE3536171A1 (it) |
FR (1) | FR2588608A1 (it) |
IT (1) | IT1200290B (it) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE463724B (sv) * | 1989-05-09 | 1991-01-14 | Atlas Copco Constr & Mining | Bearbetningsverktyg foer tunnelborrningsmaskin |
US5212595A (en) * | 1990-12-21 | 1993-05-18 | Mp Video, Inc. | Sterilizable focusing lens assembly |
GB9323945D0 (en) * | 1993-11-20 | 1994-01-05 | Hydra Tools Int Plc | Mining machine |
CN104060988B (zh) * | 2014-07-11 | 2018-09-21 | 天地上海采掘装备科技有限公司 | 薄煤层采煤机及其滑槽式挡煤机构 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE197805C (it) * | ||||
DE1242539B (de) * | 1964-12-05 | 1967-06-22 | Eickhoff Geb | Vorrichtung zur Fluessigkeitszufuhr zu ueber den Umfang eines rotierenden Abbauwerkzeuges, insbesondere einer Schraemwalze, verteilten Spruehduesen |
US3799615A (en) * | 1972-06-29 | 1974-03-26 | Atlas Copco Ab | Tunneling machine having generator means for liquid jets carried on cutter heads |
DE2810982A1 (de) * | 1978-03-14 | 1979-09-27 | Gewerk Eisenhuette Westfalia | Beduesungseinrichtung fuer innenbedueste schraemwalzen |
DE2819057A1 (de) * | 1978-04-29 | 1979-11-08 | Eickhoff Geb | Schraemwalze mit einer belueftungs- und staubniederschlagsvorrichtung |
AT359453B (de) * | 1979-02-09 | 1980-11-10 | Voest Alpine Ag | Schraemkopf |
DE3049146C2 (de) * | 1980-12-24 | 1984-05-10 | Friedrich Wilhelm 4230 Wesel Paurat | Schrämwalze mit Sprühdüsen, welche in Bedüsungssektoren aufgeteilt ist |
AT381561B (de) * | 1985-01-21 | 1986-11-10 | Voest Alpine Ag | Einrichtung zur zufuehrung von wasser zu den schraemkoepfen einer schraemmaschine |
-
1985
- 1985-10-10 DE DE19853536171 patent/DE3536171A1/de not_active Withdrawn
-
1986
- 1986-08-29 IT IT12536/86A patent/IT1200290B/it active
- 1986-10-09 US US06/917,009 patent/US4718730A/en not_active Expired - Fee Related
- 1986-10-10 FR FR8614115A patent/FR2588608A1/fr active Pending
Also Published As
Publication number | Publication date |
---|---|
US4718730A (en) | 1988-01-12 |
IT8612536A0 (it) | 1986-08-29 |
DE3536171A1 (de) | 1987-04-16 |
FR2588608A1 (fr) | 1987-04-17 |
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