About Us

Henan LIMING Heavy Industry Science and Technology Co. LTD which mainly manufacture large and medium-sized crushing and grinding equipments was founded in 1987. It is a modern joint-stock corporation with research, manufacturing and sales together. The Headquarter is located in HI-TECH Industry Development Zone of Zhengzhou and covers 80000 m ². Another workshop in Shangjie Industry Park covers 67000 m ². Over the more than 30 years, our company adheres to modern scientific management system, precision manufacturing, pioneering and innovation. Now LIMING has become the leader in domestic and oversea machinery manufacturing industry.

120

million

cubic meters

Industrial chain production base

70

national patents

689sets

national patents

170

Equipment service country

Company Culture

core values of the company

Create Value

Share Value

Observe Order

Respect Value

Service philosophy

Religious, fine, tight, and harmonious

LIMING spirit

Standardization, value, serialization, and differentiation will always exceed our contract

Brand Concept

Create and promote civilization, refine and interpret brilliantly

Business philosophy

Religious, meticulous, rigorous, and harmonious work

Our Global Footprint

Case Scene

A Gas-powered Vacuum Cleaner for Use in Gold

A Gas-powered Vacuum Cleaner for Use in Gold Prospecting Step 1: Find a Cheap Wet-dry Vac. The first step in the process is acquiring a small, wet/dry vac cheap. I

Vac Pac Gold Vacuum Gold Prospector - Gold Prospecting ...

Weighing less than 15 pounds, the VAC PAC is simple to operate and is the perfect tool for every miner, beginner and seasoned pro, who wants to collect material .5 inch or less that contains fine gold. This machine was developed as a low priced, light-weight, complete gold collecting device that can work all day on a quart of gas. The VAC-PAC has a 2 inch inlet hose that can vacuum

Dry Land Dredging - Gold Vacuums - Gold Fever Prospecting

DRY-LAND DREDGING or using a vacuum for gold. See our new portable bedrock gold vacuum below. There is a fairly new method of mining out there in the mining community that is rapidly gaining in popularity, with good reason. It is called "Vacking;" and, as

Portable Wet Dry Vacuum Cleaner For Gold Mining

21/08/2019  Removing the fine gold flakes from the cracks is made much easier with this vacuum. While not designed specifically to find gold, we’ve found this vacuum to be a very affordable and effective gold prospecting tool to clean bedrock cracks and crevices while sniping for gold nuggets. Of course, you can still use it for all those mundane tasks like vacuuming your car, work shop, or garage. But finding gold

Vac Pac - Adventures In Prospecting

VAC PAC With FREE AIP DVD. Get at the gold you've been missing! Simple to operate is the perfect tool to suck up the gold dust and larger pieces as well. Enough power to lift a rock larger than the hose diameter. Vacuum rich paydirt out of crevices wet or dry a the rate of one gallon per minute!

Gold Vacuum - Backpack Gold Collecting Device - Gold ...

Gold collecting vacuum on an aluminum pack frame with attachment fittings Designed for recovering black sand and gold that settles in moss, rough bedrock, crevices, and in desert dry washes Weighs less than 15 pounds so you can backpack in to your secret gold locations

HOW_TO_BUILD_GOLD_VAC

You can vacuum up water and wet materials with the unit, but the corrugations in the hose will fill up, blocking the hose and making it very heavy. Banging on the hose and running dry materials through it should solve the problem -- or if you don't care about losing the materials, you can wash the hose out in a river (use a wash tub if you want to keep the material).

» Crevicing and Vacuum-Mining

» Crevicing and Vacuum-Mining “Crevicing, both above and below the water, and vack-mining, especially in and around the moss along the edges of an active waterway, are one of the most popular methods our members use to recover gold.”

My Own Viper-Vac - Gold Panning, Sluicing, Dredging ...

14/10/2014  XP Metal Detectors are launching a brand-new range of Gold Prospecting products.Take your Gold hunting to another level with our new range of XP Pans / Classifiers / Batea / Accessories. The XP Gold prospecting kit will be the perfect addition to your XP ORX high frequency metal detector – The ORX has proven to be one of the most efficient Gold detectors available on today’s market, offering performance and value for money. The XP Gold

What's the Best Metal Detector for Gold?

Modern prospecting detectors can discover gold as small as a half a grain. As the size of the target becomes larger, gold nuggets can be located at significantly greater depths. A single grain nugget can be unearthed at a depth of 1-2 inches. A match head size nugget can be located at a depth of 3-5 inches. A nugget the size of a US half dollar can be located at depths of 9-11 inches. Larger ...

Vac Pac - Adventures In Prospecting

Simple to operate is the perfect tool to suck up the gold dust and larger pieces as well. Enough power to lift a rock larger than the hose diameter. Vacuum rich paydirt out of crevices wet or dry a the rate of one gallon per minute! * When full, the VAC PAC still

Gold Ore Super Vac Echo PB251 Gas powered vacuum for

The Gold Ore Super Vac is still the most powerful gas powered vacuum designed for gold prospecting. This little workhorse sports the Echo PB251 gas blower with a 25.4 cc two-cycle engine that delivers about 30%more suction than some other gas vacuums on the market. The engine also has a 5 year factory warranty from Echo and is extremely quiet with a catalytic converter. The vacuum

» Crevicing and Vacuum-Mining

How to Crevice for Gold. Cleaning-up. Sniping 1. Sniping 2. Tagged with: gold prospecting, how to find gold, sniping, vacuum mining.

Gold Hunting With The Shop Vac - Oregon Gold

Back in late 2007 or early 2008, I was reading an article about an Arizona prospector how used a gas powered vacuum to suck up material from cracks and off bed rock. It sounded interesting so I went looking for one. They were out there but with a price tag of $400.00+ I needed to find a cheaper way to get my hands on one. Then the thought struck me, I already had a generator, why not use an ...

HOW_TO_BUILD_GOLD_VAC

Gold Mining Vacuum. Many thanks to Steve Katz, Marin County, CA for all the experimenting he did to come up with a vacuum design that combines the good performance and ease of assembly to make this an ideal project. This is one of the best mining tools you can use and you can build it for about half the cost of commercial units. See editors note at the end of the instructions. BUILDING A GAS ...

Drywashers for Gold Prospecting – Sunny Mountain

Home / Collections / Drywashers for Gold Prospecting Drywashers for Gold Prospecting. Sort Filter Drywashers are the preferred choice for desert prospecting. Drywashers use air, instead of water, to separate the lighter material from the heavy material. Drywasher are primarily used in arid or very dry areas.... Keene's Mini Vibrostatic Backpack Drywasher (1) $849.95 ... Keene Triple Threat ...

Vac Pac Gold Vacuum Backpack - Gold Mining Equip -

16/04/2021  And this gold vacuum will also run a small to medium sized dry washer - just hook up your 3 inch dry washer hose to the Vac-Pac exhaust. Weighing less than 15 pounds, the VAC PAC is simple to operate and is the perfect tool for every miner, beginner and seasoned pro, who wants to collect material .5 inch or less that contains fine gold. This machine was developed as a light-weight, complete ...

vacuum equipment - Gold Prospectors Association of

25/11/2015  Prospecting Tips Tricks; More... Store. Store Home; GPAA Membership; LDMA Membership; Events. Events Home; Outings; Gold Shows; Properties. Member Activity; News. News Home; JOIN NOW. Forums; Search Forum Search Advanced Search Topics Posts; Unanswered; Active Topics; Prev Go to previous topic. Next Go to next topic. Last Post 25 Nov 2015 03:58 PM by Roger Sleight. vacuum

Gold Dredge - Dredging - Dredges - Gold Prospecting

A floating gold dredge is essentially a floating sluicebox that uses an engine and pump to create a vacuum and send gravel (hopefully gold-bearing gravel!) into the sluice box suspended between the two pontoons. The sluice filters out all heavy metals, including mercury, and returns the clean gravel to the river. The average size of a dredge engine is 5 horsepower— about the same size that ...

What's the Best Metal Detector for Gold?

Modern prospecting detectors can discover gold as small as a half a grain. As the size of the target becomes larger, gold nuggets can be located at significantly greater depths. A single grain nugget can be unearthed at a depth of 1-2 inches. A match head size nugget can be located at a depth of 3-5 inches. A nugget the size of a US half dollar can be located at depths of 9-11 inches. Larger ...

Gold Hunting With The Shop Vac - Oregon Gold

Back in late 2007 or early 2008, I was reading an article about an Arizona prospector how used a gas powered vacuum to suck up material from cracks and off bed rock. It sounded interesting so I went looking for one. They were out there but with a price tag

Vac Pac Gold Vacuum Backpack - Gold Mining Equip -

16/04/2021  And this gold vacuum will also run a small to medium sized dry washer - just hook up your 3 inch dry washer hose to the Vac-Pac exhaust. Weighing less than 15 pounds, the VAC PAC is simple to operate and is the perfect tool for every miner, beginner and seasoned pro, who wants to collect material .5 inch or less that contains fine gold

Gas powered vacuums - GOLD PROSPECTING - Nugget

17/04/2011  Sure would make a powerful vacuum if hose size was increased slightly after/at second 'Y' to accommodate both blowers capacity. :hmmmmm: The static pressure of the fan is the key to the "suck". A small leaf blower fan has a specific static pressure before it cavitates and does not "suck" harder. 2 fans will draw more air, but will not suck harder. They both have a maximum "suck capacity".

vacuum equipment - Gold Prospectors Association of

25/11/2015  Prospecting Tips Tricks; More... Store. Store Home; GPAA Membership; LDMA Membership; Events. Events Home; Outings; Gold Shows; Properties. Member Activity; News. News Home; JOIN NOW. Forums; Search Forum Search Advanced Search Topics Posts; Unanswered; Active Topics; Prev Go to previous topic. Next Go to next topic. Last Post 25 Nov 2015 03:58 PM by Roger Sleight. vacuum

gold drywasher for sale eBay

Vac Pac Gold Vacuum Backpack - Gold Mining Equip - Crevice Vacuum - Ships FREE! Brand New. $494.91. Buy It Now. Free shipping. Almost gone. 19 sold. S 3 O p B U o E Q P n T s o N r e Q d Q. Royal Power-Vac! Brand New. $440.00. Buy It Now +$116.72 shipping. S Z p U K X o n s K o r M e R 6 d K P B. E-Z SLUICE BOX WITH FLARE OVER 45,000 SOLD LIGHT WEIGHT SLUICE GOLD PROSPECTING

Gold Dredge - Dredging - Dredges - Gold Prospecting

A floating gold dredge is essentially a floating sluicebox that uses an engine and pump to create a vacuum and send gravel (hopefully gold-bearing gravel!) into the sluice box suspended between the two pontoons. The sluice filters out all heavy metals, including mercury, and returns the clean gravel to the river. The average size of a dredge engine is 5 horsepower— about the same size that ...

Shop Online for Pumps, Vacuums Excavation Gold ...

Recreational - Prospecting River Sluices. Pumps, Vacuums Excavation. Manual Pumps. Manual Material Removal Pumps. Manual Crevicing Sniping Hand Pumps. Manual Crevicing Vacuum Pumps. Excavation. Digging, Shovelling Raking. Scooping Scraping.

What's the Best Metal Detector for Gold?

Modern prospecting detectors can discover gold as small as a half a grain. As the size of the target becomes larger, gold nuggets can be located at significantly greater depths. A single grain nugget can be unearthed at a depth of 1-2 inches. A match head size nugget can be located at a depth of 3-5 inches. A nugget the size of a US half dollar can be located at depths of 9-11 inches. Larger ...

Plan and design your own home made suction dredge

For Gold Prospecting: Do-able With Some Effort: Sluice Box: A sluice box is probably the biggest and most important thing that you can make for yourself on a dredge. It's an key and critical item - hey, if your sluice box doesn't capture the gold, then your whole dredge project is a lot of wasted time. I've actually done up a whole separate webpage on designing and building the sluice box for ...

The Modern-Day Prospectors Who Spend Months Panning

As the country’s largest private gold-prospecting and mining organization, it has just under 7,000 active members, who have unfettered access to LDMA’s five exclusive claims and 15 camps and properties in Oregon, California, Michigan, Arizona, Georgia, North Carolina, and South Carolina. A prospector readies himself for a day’s work at Loud Mine. Dennis Nelson speaks with his ...

Gold Hunting With The Shop Vac - Oregon Gold

Back in late 2007 or early 2008, I was reading an article about an Arizona prospector how used a gas powered vacuum to suck up material from cracks and off bed rock. It sounded interesting so I went looking for one. They were out there but with a price tag

Suction Dredging for Gold. Gold Prospecting Equipment.

There have been many advances in modern gold mining methods over the past 150 years, and today the suction dredge is one of the most efficient and effective gold recovery tools used by the modern day gold prospector. A suction dredge essentially works like an underwater vacuum cleaner. It sucks up the streambed materials using a suction hose and processes it through a recovery system floating ...

vacuum equipment - Gold Prospectors Association of

25/11/2015  Prospecting Tips Tricks; More... Store. Store Home; GPAA Membership; LDMA Membership; Events. Events Home; Outings; Gold Shows; Properties. Member Activity; News. News Home; JOIN NOW. Forums; Search Forum Search Advanced Search Topics Posts; Unanswered; Active Topics; Prev Go to previous topic. Next Go to next topic. Last Post 25 Nov 2015 03:58 PM by Roger Sleight. vacuum

Shop Online for Pumps, Vacuums Excavation Gold ...

Recreational - Prospecting River Sluices. Pumps, Vacuums Excavation. Manual Pumps. Manual Material Removal Pumps. Manual Crevicing Sniping Hand Pumps. Manual Crevicing Vacuum Pumps. Excavation. Digging, Shovelling Raking. Scooping Scraping.

Gold Dredge - Dredging - Dredges - Gold Prospecting

A floating gold dredge is essentially a floating sluicebox that uses an engine and pump to create a vacuum and send gravel (hopefully gold-bearing gravel!) into the sluice box suspended between the two pontoons. The sluice filters out all heavy metals, including mercury, and returns the clean gravel to the river. The average size of a dredge engine is 5 horsepower— about the same size that ...

Prospecting Tools - Fred's Gold Panning amp; Mining

Garrett Premium gold guzzler bottle acts as a vacuum sucking, picks up the gold out of the gold pan when squeezed and released. #2005 $5.99 In Stock. Suction Tweezers . Clear polypropylene tweezers are ideal for saving time when extracting tiny gold particles from your gold pan. # 2112 $0.55 In Stock. Glass Vials . Glass Vials feature Secure Screw Caps - great for holding small gold nuggets ...

Proline Gold Mining and Prospecting Equipment/Gold

The result of this design is greater dredge vacuum, less horse power required for operation, fewer rock jams, and improved fine gold recovery. We've always used the finest cross-link polyethylene plastic in our floatation. It has proven to be one of the toughest materials available, as it is very UV resistant and maintains its pliability much longer than some other types of plastic currently ...

Plan and design your own home made suction dredge

For Gold Prospecting: Do-able With Some Effort: Sluice Box: A sluice box is probably the biggest and most important thing that you can make for yourself on a dredge. It's an key and critical item - hey, if your sluice box doesn't capture the gold, then your whole dredge project is a lot of wasted time. I've actually done up a whole separate webpage on designing and building the sluice box for ...

How to Build a Gold Suction Sucker Tube - How to Find

See all the GOLD they found detecting at the last 24K Push Event! Extended DVD version contains printable plans and a complete walkthrough showing the process of building the Suction Tube used in this episode. See the Programs Page for addtional Show Selection : Prospecting Channel provides quality prospecting, mining, and rock hounding television shows FREE on the internet. Dig what you

The Modern-Day Prospectors Who Spend Months Panning

As the country’s largest private gold-prospecting and mining organization, it has just under 7,000 active members, who have unfettered access to LDMA’s five exclusive claims and 15 camps and properties in Oregon, California, Michigan, Arizona, Georgia, North Carolina, and South Carolina. A prospector readies himself for a day’s work at Loud Mine. Dennis Nelson speaks with his ...