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Class Information
Number: 299/81.2
Name: Mining or in situ disintegration of hard material > Cutter tooth or tooth head > Cleansing fluid passage > Fluid feed distributor or controller (e.g., manifold)
Description: Cleansing fluid passage including a device with at least one inlet and more than two outlets.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7597402 |
Tool holder |
Oct. 6, 2009 |
| 7510025 |
Boring machine |
Mar. 31, 2009 |
| 7458645 |
Milling machine with cleaning moldboard |
Dec. 2, 2008 |
| 7073869 |
Shield tunneling machine |
Jul. 11, 2006 |
| 6840585 |
Rotary cutting head with water supply |
Jan. 11, 2005 |
| 6755480 |
Drum-type dual channel water-jet assisted cutting head |
Jun. 29, 2004 |
| 6540304 |
Water spray assembly |
Apr. 1, 2003 |
| 6536847 |
Pick box for housing a mineral cutter pick |
Mar. 25, 2003 |
| 6364418 |
Cutting heads for horizontal remote mining system |
Apr. 2, 2002 |
| 6332652 |
Tunnel excavator with variable pressure water jets |
Dec. 25, 2001 |
| 6139112 |
Mining machine with internal water supply for the cutting drums |
Oct. 31, 2000 |
| 6102485 |
Water seal arrangement |
Aug. 15, 2000 |
| 6070944 |
Phasing valve assembly for supplying water to a mining machine cutter drum |
Jun. 6, 2000 |
| 5816505 |
Fluid jet decoking tool |
Oct. 6, 1998 |
| 5690392 |
Water supply system for a mining machine |
Nov. 25, 1997 |
| 5507565 |
Method and apparatus for suppressing dust and frictional ignition on a continuous mining machine |
Apr. 16, 1996 |
| 5407253 |
Water spray ventilator system for continuous mining machines |
Apr. 18, 1995 |
| 5114213 |
High pressure water assisted mining and tunnelling machine |
May. 19, 1992 |
| 5098166 |
Device for feeding fluid for the spraying of picks in a shearing drum |
Mar. 24, 1992 |
| 5054858 |
Selectively phased water supply of a cutter head |
Oct. 8, 1991 |
| 4976496 |
Valve openable in response to displacement of a cutting tool |
Dec. 11, 1990 |
| 4921306 |
Mining machine and method utilizing intensifier for high and low water pressure to cutting drum |
May. 1, 1990 |
| 4895413 |
Cutter roller with spraying nozzle |
Jan. 23, 1990 |
| 4852947 |
Operating head with phased fluid delivery |
Aug. 1, 1989 |
| 4836613 |
Cutterhead for water jet assisted cutting |
Jun. 6, 1989 |
| 4755002 |
Mining machine |
Jul. 5, 1988 |
| 4735458 |
Device for intermittently subjecting axially shiftable bits of a cutting head to the action of pressurized fluids |
Apr. 5, 1988 |
| 4733914 |
Apparatus to deliver high pressure liquid from nozzles on a shearer drum for a mining machine |
Mar. 29, 1988 |
| 4733915 |
Device for supplying fluid at tools for breaking solid material |
Mar. 29, 1988 |
| 4721341 |
Cutting head for a selective cutting machine |
Jan. 26, 1988 |
| 4696518 |
Cutting machine |
Sep. 29, 1987 |
| 4691967 |
Apparatus for controlling the discharge of pressurized liquid from nozzles on a cutting drum of a mining machine |
Sep. 8, 1987 |
| 4664450 |
Holder for a pick, and the combination of a pick and holder |
May. 12, 1987 |
| 4660891 |
High pressure water valve |
Apr. 28, 1987 |
| 4660892 |
Sectorial sprinkling device for coal mining |
Apr. 28, 1987 |
| 4648659 |
Method and hydraulic system for controlling supply of fluid to combine for extracting minerals |
Mar. 10, 1987 |
| 4647112 |
Rotary cutter for gouging out ore from mine faces |
Mar. 3, 1987 |
| 4643483 |
Fluid supply system to rotary cutter heads on mining machines |
Feb. 17, 1987 |
| 4621869 |
Rotary cutting head |
Nov. 11, 1986 |
| 4585275 |
Process for spraying the bits and/or the facing with pressurized liquid as well as apparatus for performing this process |
Apr. 29, 1986 |
| 4569558 |
Drag bit construction |
Feb. 11, 1986 |
| 4565410 |
Apparatus for controlling the supply of high-pressure liquid to a cutter drum assembly |
Jan. 21, 1986 |
| 4555143 |
Apparatus for cutting rock |
Nov. 26, 1985 |
| 4542942 |
Bit holder equipped with a spraying device |
Sep. 24, 1985 |
| 4537448 |
Excavating head with pick-controlled water supply |
Aug. 27, 1985 |
| 4537447 |
Device for cooling the bits of cutting machine |
Aug. 27, 1985 |
| 4534597 |
Mining tool with automatic sprinkler control |
Aug. 13, 1985 |
| 4516807 |
Fluid supply systems for rotary cutter heads for mining machines and rotary cutter heads comprising fluid supply systems |
May. 14, 1985 |
| 4506932 |
Device for cooling the bits of a cutting machine |
Mar. 26, 1985 |
| 4501449 |
Fluid supply for rotary cutter heads for mining machines |
Feb. 26, 1985 |
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