Rotary Mining Patent

WO1992020897A1 - Rotary mining tools - Google Patents

A rotary mining tool (10) having a steel body (12) adapted to be driven axially and turned in a rotational arc relative to its axis and being provided with a hardened wear surface (22) with a cutting edge (24) adapted for cutting engagement with a work area under the axial thrust of said tool body, the wear surface (22) and cutting edge (24) being constructed and arranged with a negative rake ...

US5180022A - Rotary mining tools - Google Patents

A rotary mining tool having a steel body adapted to be driven axially and turned in a rotational arc relative to its axis and being provided with a hardened wear surface with a cutting edge adapted for cutting engagement with a work area under the axial thrust of said tool body, the wear surface and cutting edge being constructed and arranged with a negative rake angle and a negative skew ...

Rotary mining bit - Brady, William J. - Free Patents Online

Sep 05, 2000 · FIG. 4 is a perspective view of the rotary mining bit of FIG. 1. The representation of the fragmentary mounting base of the mining bit shown in phantom lines is for environmental purposes only and non-limiting upon the scope of the invention.

sand rotary trommel screen for mineral process with patent

Gold sand washing machine trommel screen used for wet and dry mining ... Patent Efficient Gold Washing Trommel on land ... dry land gold mining equipment gold ore processing line. Chat Online. ... High quality sand and water table china patented rotary drum screen. Chat Online.

rotary vibrating sand screen patent - Mineral Processing EPC

May 06, 2016 · rotary vibrating sand screen patent offers 87 refractory materials vibration screen products. About 63% of these are . Horizontal/linear Vibrating screen manufacturer for silica sand. Add to Compare . Mining separator rotary vibrating screen for refractory clay.

US Patent # 7,770,670. Apparatus for rotary mining ...

Apparatus for rotary mining Abstract. In various embodiments, a mining device can include a first housing portion and a second housing portion where relative movement between the first and second housing portions can extend and/or retract a cutting member with respect to the mining device.

Rotary mining tools - BRADY; WILLIAM J.

Jan 19, 1993 · A rotary mining tool having a steel body adapted to be driven axially and turned in a rotational arc relative to its axis and being provided with a hardened wear surface with a cutting edge adapted for cutting engagement with a work area under the axial thrust of said tool body, the wear surface and cutting edge being constructed and arranged with a negative rake angle and a negative …

Rotary Impeller Patents and Patent Applications (Class 299 ...

Abstract: A mining machine for mining coal from outside a hill containing a coal seam wherein a plurality of cutter drums and rotary cutters are pivotally and detachably connected to a pan having an auger conveyor rotatably mounted therein. Certain cutter drums and the rotary cutters are movable in a vertical plane to allow the operator to ...

Linear cutting rotary head continuous mining ... - US Patent

Linear cutting rotary head continuous mining machine Abstract. The triangular-shaped rotary head mounted on an eccentrically driven shaft rotates at a low speed in a path determined by a ring/pinion gear ratio, such that cutting tools mounted on the apices of the triangular-shaped rotary head follow a square path entering the face of the coal seam to be cut at a top corner and making a long ...

IAC Commissions Patented Rotary Frac Sand Dryer/Coolers ...

IAC Commissions Multiple Patented Combination Dual Feed Rotary Frac Sand Dryer / Coolers. Innovative single pass frac sand drying minimizes airflow requirements and the need for complex controls. Simple straight-through design reduces weight, while dual feeds improve throughput and deliver a cooler product.

Rotary Impeller Patents and Patent Applications (Class 299 ...

Abstract: A mining machine for mining coal from outside a hill containing a coal seam wherein a plurality of cutter drums and rotary cutters are pivotally and detachably connected to a pan having an auger conveyor rotatably mounted therein. Certain cutter drums and the rotary cutters are movable in a vertical plane to allow the operator to ...

Linear cutting rotary head continuous mining ... - US Patent

Linear cutting rotary head continuous mining machine Abstract. The triangular-shaped rotary head mounted on an eccentrically driven shaft rotates at a low speed in a path determined by a ring/pinion gear ratio, such that cutting tools mounted on the apices of the triangular-shaped rotary head follow a square path entering the face of the coal seam to be cut at a top corner and making a long ...

Patents - Varel Mining and Industrial

Category Product Name Patent Number(s) Roller Cone AVENGER® US 8,752,655; CN 103717824; RU2576421; ZA 201309741; US 8,534,389; CN 103328758; JP 587608... Patents Varel Mining

OSTI.GOV Patent: Corner-cutting mining assembly

A mining assembly includes a primary rotary cutter mounted on one end of a support shaft and four secondary rotary cutters carried on the same support shaft and positioned behind the primary cutter for cutting corners in the hole cut by the latter.

IAC Commissions Multiple Patented Combination Dual Feed ...

IAC Commissions Multiple Patented Combination Dual Feed Rotary Frac Sand Dryer / Coolers Innovative single pass frac sand drying minimizes airflow …

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Rotary Drilling - RitchieWiki

Rotary drilling is characterized as a method of drilling that employs a sharp, rotational drill bit to bite its way through the earth’s crust One of the most effective and common methods of drilling , it is used in the construction , mining , and oil industries for its ability to cut through even the most challenging and hardest formations.

Rotary Blasthole Drills - TransDiesel Ltd

Rotary Blasthole Drills In 1952, Bucyrus introduced the first commercially accepted electric rotary blasthole drill, changing mining productivity forever. Bucyrus has continued to improve upon the technology and design to offer the most reliable, productive, and cost-effective means of blasthole drilling. A synergy of robust structures,

Drilling Through History | National Driller

Rotary table & kelly. The rotary table and kelly were first used. The primary function of the rotary table was to transmit torque to the drillstring via the kelly, a section of pipe with a square cross-section that slotted through a similar shape on the rotating table.

Your Leading Hard-Rock Drilling Supplier - Mincon Group PLC

Mincon Group PLC was founded in 1977 in Shannon, Ireland. Mincon develops, manufactures, and distributes a range of precision engineered hard-rock drilling tools for a variety of applications, including mining, exploration, water well, geothermal, construction, horizontal …

national patent product gold mining machinery

Jul 08, 2015 · A Verified CN Gold Supplier on national patent product gold mining machinery. Granular Machine, Granular Machine Suppliers and Manufacturers . national patent product gold mining machinery offers 22238 granular machine products. About 10% of these are other packaging machines, 8% are granulators, and 7% are filling machines.

Conveyor with rotary airlock apparatus (Patent) | DOepatents

A mining machine having a body portion mounted on propelling tracks includes an endless conveyor mechanism that extends longitudinally on the body portion. The conveyor mechanism is rotatably supported at the front and rear end portions thereof by roller assemblies.

DR412i Rotary Blasthole Drill — Sandvik Mining and Rock ...

Our patented Compressor Management System solves the inherent inefficiencies of rotary blasthole drills by isolating the compressor to reduce emissions and enhance durability. Reduce costs and increase safety with automated features like tele-remote control, allowing one operator to …

ROTARY SELECTOR VALVE by Dowty Mining Equipment Ltd. – AU ...

PORM I COMMONWEALTH OF AUSTR1LIA PATENTS ACT 1952 APPLICATION FOR A'STANDARD PATENT I/We, DOWTl MINING EQUIPMENT LIMITED of Ashchurch, Tewkesbury,' Gloucester shire, ENGLAND. j.OGD T SUaOFFIC 3 tDEC 1985 b i~ hereby apply for the grant of a standard patent for an invention entitled ROTARY SELECTOR VALVES which is, described in the accompanying …

Conveyor with rotary airlock apparatus (Patent) | DOepatents

A mining machine having a body portion mounted on propelling tracks includes an endless conveyor mechanism that extends longitudinally on the body portion. The conveyor mechanism is rotatably supported at the front and rear end portions thereof by roller assemblies.

national patent product gold mining machinery

Jul 08, 2015 · A Verified CN Gold Supplier on national patent product gold mining machinery. Granular Machine, Granular Machine Suppliers and Manufacturers . national patent product gold mining machinery offers 22238 granular machine products. About 10% of these are other packaging machines, 8% are granulators, and 7% are filling machines.

high efficiency rotary drier used for mining

Dec 07, 2017 · Jul 31, 2018 Often the capacity requirements of the mining operations are very large, the product processed has low unit value, and the . of the types of dewatering equipment and dryers currently used in Although dewatering and drying are highly energy- Disk and rotary drum vacuum filters are widely used in.

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Professional Impact Crusher,Stone Crusher Plant,Mining Machinery , Find . After Sales Service: .. Our Machine Passed Patent and CE&ISO Certifications. . powder grinding, mineral processing equipments and other related devices. .. China diamond machine China gold mining machinery China machine separator. Chat Online

strachan henshaw rotary dumper - BINQ Mining

Patent US4685851 – Rail car tipplers and tippler installations … Strachan & Henshaw Limited, Ashton Works …. Such tipplers comprise a rotary structure on which the rail car is held as it is inverted to empty its ….. US2542660, Sep 23, 1946, Feb 20, 1951, The Car Dumper Corporation, Rotary car dumper … »More detailed

Rotary Percussion System™ (RPS) - Varel Mining and ...

Varel's patented rotary-percussion tools provide unparalleled performance, versatility and reliability to virtually any rotary drilling environment. Designed for air rotary operations, the RPS delivers increased rate of penetration, reduced total drilling cost and more value to the bottom line, with its unique ability to harness rotary and ...

Rotary Drums and Shakeouts | General Kinematics

DUCTA-SPRUE® Rotary Sprue Drum. The DUCTA-SPRUE® Rotary Sprue Drum combines innovative patented rotary technology with GK’s proven vibratory material transfer equipment to give you a long lasting, easy to […]

Rotary car dumper - Wikipedia

In 1893, Timothy Long filed for a patent on a rotary car dumper. This dumper required the car to be uncoupled because the dumper rolled the car to the side as it dumped. In 1901, Erskine Ramsay filed for a patent on a rotary dumper where the center of rotation of the dumper was aligned with the coupling.

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Mining Rotary Dryer suppliers - recreativestudios

About Jiangsu Zhongbo Machinery Jiangsu Zhongbo Heavy Machinery Co., ltd is a backbone enterprise in the line of producing mining machinery in China, which has a big-sized manufacture base in new Binhai District, Haimen City, Jiangsu Province.

CPC Definition - United States Patent and Trademark Office

Earth drilling, e.g. deep drilling;obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells. This subclass also includes drilling at shallow depths but over extended distances, such as drilling for laying a pipeline under surface obstacles.

drawings of rotary kilns - BINQ Mining

Patent US4338080 – Seal assembly for a rotary kiln – Google Patents. A seal assembly is disclosed for a rotary kiln such as those used in cement … In the drawings the cylinder 1 of the rotary kiln is extended by a part known as a … »More detailed

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