Matches 1 - 21 out of 21

AcclaimIP-ad

Match Document Document Title
US20070000701 DRILL BIT, A DRILL ROD AND A SELF DRILLING ROOF BOLT  
A drill bit (11) for attachment to an elongate drill rod (10), the drill bit (11) including means for attachment to an end of the drill rod, and a leading end which defines a pair of diametrically...
US20070175671 Rock drill tool, rock drill bit and production method  
A rock drill tool, which comprises a rock drill bit as well as a drill rod detachably connected with the rock drill bit, where the joint between the rock drill bit and the drill rod is effected by...
US20120241223 Cutting Insert For A Roof Drill Bit  
A hard cutting insert for use with a roof drill bit includes a first webbed notch and a second webbed notch structured and arranged on the hard insert for removing or evacuating drilling debris...
US20130333952 DRILLING DEVICE AND PROCESS  
A plurality of cutting faces is attached sequentially at a distal end of a drill string. The forward most cutting face that is distal to the top of the hole is exposed and used for drilling until...
US20130048387 HARD METAL INSERT FOR A DRILL BIT FOR PERCUSSION DRILLING AND METHOD FOR GRINDING A HARD METAL INSERT  
A hard metal insert for a drill bit for percussion drilling. A wear part includes a cap including a wear surface. A mount includes a cylindrical part having a cross-sectional area and a diameter....
US20080156539 Non-rotating drill system and method  
A pneumatically operated, deep hole rock drilling system for non-rotating drilling includes a pneumatically operated drive, a hammer sleeve with hammer mechanisms therein/connected thereto, a...
US20090044986 DRILL, A DRILL ASSEMBLY, AND A TOOL HEAD FOR A CUTTING TOOL  
A drill, a drill assembly, and a tool head for a cutting tool. The abstract of the disclosure is submitted herewith as required by 37 C.F.R. §1.72(b). As stated in 37 C.F.R. §1.72(b): A brief...
US20060118341 Drill in particular masonry drill  
The invention relates to a drill bit (1), in particular a masonry drill bit comprising an elongated shaft (15) and a cutting plate (2), one end of which has inclined cutting edges (3, 3′;4, 4′)...
US20090188725 HARD FORMATION INSERT AND PROCESS FOR MAKING THE SAME  
A drilling insert includes a cylindrical body and a top portion of the drilling insert. The top portion is on top of the cylindrical body providing a contact area, wherein the contact area...
US20070169965 Drilling tool with a cutting element that is configured as a plate or head  
The invention relates to a drilling tool, especially for percussion drilling, which comprises a cutting element (3) that is configured as a plate (3) or head and that has at least one cutting edge...
US20100126775 HELICAL CHISEL INSERT FOR ROCK BITS  
An insert for an earth boring drill bit, such as a PDC rock bit or a roller cone rock bit, is provided. The insert includes a base integrally joined to a top section, the top section having a...
US20140131116 NON-ROTATING DRILL BIT FOR A DOWN-THE-HOLE DRILL HAMMER  
A non-rotational drill bit for a down-the-hole drill hammer is provided that includes a head and a shank extending from the head. The head includes a plurality of axisymmetric cutting members...
US20140182939 PERCUSSION DRILL BIT WITH CONICAL CUTTING ELEMENTS  
A percussion drill bit for drilling a borehole. The drill bit includes a bit body having a bit face disposed on an axial end portion thereof. First and second cutting elements are disposed on the...
US20080135308 Button bit  
A button bit is disclosed of the type that is rotatable in a predetermined direction of rotation (R) around a centre axis (C) and includes a number of spaced-apart peripheral buttons, which...
US20110000717 DRILL BIT FOR A ROCK DRILLING TOOL WITH INCREASED TOUGHNESS AND METHOD FOR INCREASING THE TOUGHNESS OF SUCH DRILL BITS  
Drill bit (10) for a rock drilling tool (12), which drill bit (10) has a drilling surface (10b) that contacts rock during drilling. A longitudinal cross section (10t) of the drill bit (10) through...
US20130175096 PERCUSSION DRILLING ASSEMBLY AND HAMMER BIT WITH GAGE AND OUTER ROW REINFORCEMENT  
A hammer bit for drilling a borehole in earthen formations. In an embodiment, the bit comprises a bit body having a bit axis and a bit face. The bit face includes an inner region extending from...
US20150041223 DRILL BIT FOR PERCUSSIVE DRILLING  
A drill bit for use in percussive drilling includes a body having a front face, at least one face button on the front face, and a plurality of gauge buttons. Each of the buttons has a working...
US20100320003 BIT FOR USE IN AT LEAST ONE OF MINING, TRENCHING AND MILLING APPLICATIONS  
A bit includes a body portion having a first shape, a first length, a first end and a second end. A collar portion having a second shape, a thickness, a first surface disposed adjacent a second...
US20140291035 DRILL BIT HAVING A SUNKEN BUTTON AND ROCK DRILLING TOOL FOR USE WITH SUCH A DRILL BIT  
A drill bit for percussive rock drilling tools includes a drill bit head having a front surface including a face surface defining a forward-most end of the drill bit head and at least one hole in...
US20160273275 PERCUSSIVE ROCK DRILL BIT WITH OPTIMISED GAUGE BUTTONS  
A percussive rock drill bit includes a plurality of peripheral gauge buttons distributed circumferentially around an axially forwardmost collar at the drill head. The gauge buttons are grouped...
US20150345227 DRILL BIT FOR A DOWN-THE-HOLE DRILL HAMMER HAVING NONCONCENTRICALLY OR SPIRALLY ARRANGED CUTTING INSERTS  
A drill bit for a down-the-hole drill hammer is provided that includes a head and a shank extending from the head. The head includes a plurality of non-concentrically or spirally arranged cutting...
Matches 1 - 21 out of 21