| |
 |
|
Class Information
Number: 299/81.1
Name: Mining or in situ disintegration of hard material > Cutter tooth or tooth head > Cleansing fluid passage
Description: Cutter tooth or tooth head in which the elements" supporting means is provided with a conduit for a fluid to make wet the hard material contacting portion thereof or the adjacent area of the work.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7614705 |
Water spray assembly |
Nov. 10, 2009 |
| 7469971 |
Lubricated pick |
Dec. 30, 2008 |
| 7390066 |
Method for providing a degradation drum |
Jun. 24, 2008 |
| 7198332 |
Device for producing a gas-liquid mixture in the vicinity of cutting tools |
Apr. 3, 2007 |
| 6764141 |
Rear mounted bit holder water spray |
Jul. 20, 2004 |
| 6755480 |
Drum-type dual channel water-jet assisted cutting head |
Jun. 29, 2004 |
| 6582026 |
Machine for cutting pavement |
Jun. 24, 2003 |
| 6536847 |
Pick box for housing a mineral cutter pick |
Mar. 25, 2003 |
| 6485104 |
Cutting tool assembly with replaceable spray nozzle housing |
Nov. 26, 2002 |
| 6409276 |
Water-jet assisted drum-type mining system |
Jun. 25, 2002 |
| 6247759 |
Cutting tool assembly with replaceable spray nozzle |
Jun. 19, 2001 |
| 6139112 |
Mining machine with internal water supply for the cutting drums |
Oct. 31, 2000 |
| 6102485 |
Water seal arrangement |
Aug. 15, 2000 |
| 6099081 |
Point attack tooling system for mineral winning |
Aug. 8, 2000 |
| 6070944 |
Phasing valve assembly for supplying water to a mining machine cutter drum |
Jun. 6, 2000 |
| 5690392 |
Water supply system for a mining machine |
Nov. 25, 1997 |
| 5437500 |
Tunneling machine with center cutter and debris removing means |
Aug. 1, 1995 |
| 5392870 |
Mineral cutter tooling system |
Feb. 28, 1995 |
| 5106163 |
Method and apparatus for inspecting a forward end portion in a tunneling machine |
Apr. 21, 1992 |
| 5058690 |
Rock working tool |
Oct. 22, 1991 |
| 4978173 |
Holder for cutter in mining machine |
Dec. 18, 1990 |
| 4902073 |
Cutter pick for mining using hydraulic stream |
Feb. 20, 1990 |
| 4765687 |
Tip and mineral cutter pick |
Aug. 23, 1988 |
| 4765686 |
Rotatable cutting bit for a mining machine |
Aug. 23, 1988 |
| 4732226 |
Drilling machine |
Mar. 22, 1988 |
| 4718730 |
Cross-axis cutting assembly of a selective cutting machine |
Jan. 12, 1988 |
| 4678238 |
Coolant sleeve for mining tools |
Jul. 7, 1987 |
| 4657308 |
Mineral cutter pick |
Apr. 14, 1987 |
| 4632462 |
Continuous miner-mounted mine ventilation system |
Dec. 30, 1986 |
| 4615645 |
Pipeline trenching |
Oct. 7, 1986 |
| 4572583 |
Cutting head for drift advancing machines and process for producing same |
Feb. 25, 1986 |
| 4568128 |
Rotary cutter heads for mineral mining machines |
Feb. 4, 1986 |
| 4568127 |
Cutting head for drift advancing machines |
Feb. 4, 1986 |
| 4533180 |
Fluid supply system for rotary cutter heads for mining equipment and to mining machines comprising rotary cutter heads having fluid supply systems |
Aug. 6, 1985 |
| 4521058 |
Rotary cutter heads for mining machines |
Jun. 4, 1985 |
| 4471997 |
Method for depositing dust during hydraulicking of minerals by a cutter roller of a mining machine |
Sep. 18, 1984 |
| 4453775 |
Cutting tool and method of manufacturing such a tool |
Jun. 12, 1984 |
| 4445724 |
Cutter-loader apparatus having overhung shearer drum |
May. 1, 1984 |
| 4443038 |
Mineral cutter tool having water emission deflection surface |
Apr. 17, 1984 |
| 4437708 |
Cutting devices for mining and tunnelling machines |
Mar. 20, 1984 |
| 4411475 |
Cutting drum |
Oct. 25, 1983 |
| 4394053 |
Nozzle holder for cutter drum in longwall mining machinery |
Jul. 19, 1983 |
| 4375904 |
Longwall mineral winning machine with adjustable cutting jet |
Mar. 8, 1983 |
| RE31164 |
Cooling system for rock ripper tip |
Mar. 1, 1983 |
| 4363367 |
Large diameter drill bit |
Dec. 14, 1982 |
| 4351567 |
Cowl-like scrubber for a long-wall shearer |
Sep. 28, 1982 |
| 4340256 |
Diamond planar cutter |
Jul. 20, 1982 |
| 4332420 |
Reciprocably supported dual drive member and features thereof |
Jun. 1, 1982 |
| 4327507 |
Rotary cutter head with jet flushing blades |
May. 4, 1982 |
| 4268089 |
Mounting means for pick on mining drum vane |
May. 19, 1981 |
|
|
|
