mining equipment with patent

US4531782A Mining equipment Google Patents

Mining equipment for steering the cutting horizon of a mining machine cutter which is mounted on a ranging arm and which in use makes repeated traverses along the working face, comprises a boom urged into contact with the mine roof formed on a previous traverse of the machine. The boom is urged towards the mine roof by a ram hydraulically connected to a piston and cylinder device such that


Safety system for mining equipment Google Patents

A safety system for mining equipment is provided having a proximity based system with a marker field generator in an explosion proof housing. The generator has a resonant circuit with an inductive reactance that is provided by a ferrite rod wound with an electrical conductor.


Patents Assigned to Dowty Mining Equipment Limited

Patent number 4934758 Abstract Apparatus for mounting ancillary equipment between two relatively movable members of, for example a mine roof support, comprises two substantially parallel arm members pivotally mounted between the two relatively movable members, two rotatable members secured one to each arm member, and at least one cross member


mining gold ore washing beneficiation patent Mineral

Feb 05, 20170183;32;Qingzhou Keda Mining Machine Co., Mining Machinery (Cutter . Cutter Suction Dredger For River And Lake Cleaning Machine .. China Pressional Clay Mine Equipment Gold Trommel Washing Drum Rotary Scrubber . equipment ,exported to all over the world,had got the patent about gold washing equipment. .


Patents Assigned to Dowty Mining Equipment Limited

Abstract Mining apparatus for use on a mineral face comprising a plurality of roof supports arranged along the face, the roof supports being capable of undergoing advancing movements in sequence, and a manually operable control means on each of at least some of the supports, arranged such that


Always give your best (method) Shelston IP Australia

Intellectual Property AB v Quarry Mining Construction Equipment Pty Ltd [2017] FCAFC 138 Summary Applicants should include the best method(s) of performing the invention known at the time of filing a patent application, withholding better or superior embodiments or features can result in invalidity of the granted patent. Novelty destroying prior use does


Mining equipment patent lives up to (some of) its promises

Rock is famously hard. Equipment used to dig up rock needs to be even harder. Unfortunately, the process of digging leads to parts of the equipment (like excavating buckets and cutterheads


gold separator equipment jig with certificate of patent

5ll gravity gold spiral chute for raw material or tailings recovery us source from jiangxi hengchang mining machinery manufacturing co ltd on gold separator equipment jig with certificate of patent com certification patent name patent type valid time verified hot


Inequitable conduct, misuse counterclaims tossed in mining

Inequitable conduct, misuse counterclaims tossed in mining equipment dispute By Greg Hammond, J.D. In dismissing the counterclaims, the court determined that the defendants failed to plead the inequitable conduct counterclaim with the requisite particularity and the patent misuse counterclaim was not supported by the pleaded facts ( ESCO Corp


ME SAFE Mining Equipment Safety

Engineered Solutions for the mining and construction industry Long Hole Plug Patent Pending The LHP removes the hazard of bogged drill rods in up holes, something that current industry methods are ineffective at achieving.


with patent small gold extraction machine Mineral

Mar 12, 20150183;32;Mobile Gold Mining Equipment. SINOLINKING Small Gold Mining Equipment / Mobile Gold Recovery Plant. Add to Compare .. Mobile Gold Mining Equipment with patents (3 500t/h). China River Placer Alluvial Small Scale Mini Gold Mining Equipment For Sale .. Patent Certificate Alluvial Placer Gold Mining Equipment Manufacturer.


toolsandhardware Mining Artifacts

MINING TOOLS EQUIPMENT. Early MSA Self Rescuer. Coal Pick with Removable Head Hardy Patent Pick Co., Sheffield England. Coal Pick Hardy Patent Pick Co., Sheffield England. Coal Pick with Replaceable Tips. Coal Pick with Removable Head Hardy Patent Pick Co., Sheffield England.


Mining equipment patent lives up to (some of) its promises

Patents novelty whether language in claim described the function of integers for a locking mechanism or also specified position utility quot;promisequot; of the invention quot;compositequot; promises specification refers to multiple advantages conveyed by the invention


Always give your best (method) Shelston IP Australia

Intellectual Property AB v Quarry Mining Construction Equipment Pty Ltd [2017] FCAFC 138 Summary Applicants should include the best method(s) of performing the invention known at the time of filing a patent application, withholding better or superior embodiments or features can result in invalidity of the granted patent. Novelty destroying prior use does


Masaba Mining Equipment, Inc., Patent Owner, VERMILLION

Patent Buddy is the world's most extensive database and networking website for patent attorneys, agents and inventors helping inventors like Masaba Mining Equipment, Inc. showcase inventions and connect to patent attorneys, patent agents, law firms, corporations, universities, and government agencies in the United States


china gold mining equipment ce and patent

Founded in 1997, Shandong Xinhai Mining Technology Equipment Inc, (Stock . Up to now, with 500 mine EPC projects, 70 kinds of ores mining technologies and experience and 20 patents, Xinhai has . EU CE certification . 188, Xinhai Street, Fushan high tech industrial development district, Yantai, Shandong, China.


gold separator equipment jig with certificate of patent

5ll gravity gold spiral chute for raw material or tailings recovery us source from jiangxi hengchang mining machinery manufacturing co ltd on gold separator equipment jig with certificate of patent com certification patent name patent type valid time verified hot sale small gold mining equipment


Mansign Mining Equipment Limited, Patent Owner, ARNOLD

Patent Buddy is the world's most extensive database and networking website for patent attorneys, agents and inventors helping inventors like Mansign Mining Equipment Limited showcase inventions and connect to patent attorneys, patent agents, law firms, corporations, universities, and government agencies in the United States


south african mining equipment patent coltshootingclub

south african mining equipment patent . South African Directory of Mining Exploration. A listing of Mining Exploration websites in South AfricaA great mine with excellent prospects for diamond mining.


Marathon Patent A Bull And Bear Take On Crypto Mining

The bull case for a crypto miner basically takes the planned hash rate (essentially, mining power) of the installed rigs divided by the total network hash rate of all ether miners to get a


Mining claim definitions 1881

Mining Claims. Purchasing a Patented Mining Claim provides the same benefits as any other privately held real estate property owner. In historic mining towns it is not uncommon for much of the property in the area to be patented mining claims.


ME SAFE Mining Equipment Safety

Engineered Solutions for the mining and construction industry Long Hole Plug Patent Pending The LHP removes the hazard of bogged drill rods in up holes, something that current industry methods are ineffective at achieving.


Mineral mining equipment Coal Industry (Patents) Limited

Nov 25, 19800183;32;The mineral mining equipment of claim 6 wherein the mineral mining machine has means spaced outward from the lifting means with respect to the drive sprocket for urging the chain into the pockets and groove means.


Gold Hog Gold Prospecting Equipment Sluice Mat

High Tech Mining Prospecting For over seven years GoldHog 174; has been one of the industry's leading innovators and suppliers of gold prospecting and mining equipment. We ship to over 35 countries and have 1000s and 1000s of satisfied customers.

Live Chat