Reducing Chinese Coal Mining Deaths with New Technology

China is eager to address one of the primaryTunaye Sai. PCE reported in a news release on
culprits behind its alarming coal mining fatalities, asWednesday, "The PACE-MDC joint venture group
evidenced by the Pre-Mining Degasificationis currently preparing a business plan for the
Symposium held in South China's Guizhou provinceimmediate development of this new strategy in
on March 31st and April 1st. Sponsored by theorder to address the demand, which arose from
province's Coal Mines Administration Bureau andthe attendees at this symposium."
the Coal Mine Safety Inspection and Supervision"They are having problems in their mines,"
Bureau, coal mining executives gathered inexplained Tunaye Sai, who is also a member of
Guiyang, a modest-sized city (by China'sthe Canadian Institute of Mining, Metallurgy and
standards) of more than three million people, toPetroleum. Because they have not been able to
discuss how the latest foreign technologies couldeffectively degasify their mines, four of the
help degasify China's 2,000 coal mines, bothattending Chinese coal mining companies
improving mine safety and reducing China's globalimmediately approached Tunaye Sai and Mitchell
output of air pollution. More than 80about using this state-of-the-art drilling technology.
representatives from 40 coal mines attended inEarlier this year, PCE and MDC announced they
China's second largest coal-producing province towere forming a joint venture to offer MDC's
find out about the latest foreign technologyproprietary Dymaxion® drilling technology to
transfers, which might help reduce coal miningcompanies in China, to help degasify their coal
deaths.mines. MDC is Australia's largest privately owned
Over the centuries as organic matter isdrilling company, and their Dymaxion technology
converted to coal, methane, also known as CH4has been widely discussed by coal mining insiders.
and the primary constituent in natural gas, isThe PCE and MDC joint venture company has the
produced during this process and stored inexclusive rights to use the Dymaxion technology
pockets within a coal seam. For every ton of coalin China.
produced, during the "coalification" process, moreIn a tape-recorded interview, Tunaye Sai told
than 5000 cubic feet of methane is created. CoalStockInterview, "The combination of a horizontal
mining releases this methane into the atmosphere.and vertical intersection draws the methane gas
Over 90 percent of methane emissions comefrom the coal seam and captures it at the
from underground coal mining. Because gassurface." Australian newspapers have been
content is greater with depth, safety hazardsexuberant over the Dymaxion® technique,
increase during the underground coal miningcalling it "revolutionary" and "radical." In its headline,
process. Degasifying coal mines has been provenone Australian newspaper called MDC's
to help make those underground coal mines saferstate-of-the-art G-55 drill rig "the Lamborghini of
for miners.drill rigs," and remarked how their drill rigs offered
Volatile gases produced during the coal miningimproved flexibility and cost efficiency.
process reportedly kill more than 15 miners everyThe Dymaxion surface to in-seam (SIS) drilling
day in China, about 80 percent of the world's coalmethod uses modified multipurpose mineral drill
mining deaths. Prime Minister Wen Jiabao, a miningrigs, specially designed bottom-hole assemblies and
engineer by training, has demanded China improvespecially trained personnel. The technique involves
conditions for Chinese coal miners. Critics, such asdrilling a 60 to 90 degree hole from the surface
the Chinaworker.org, say the "underlying cause isand steering it through a medium radius bend to
a lack of investment in degasification equipment."enter the target coal seam horizontally. The
The website claims, "Managers calculate that it's96mm hole is then steered for up to 1200
cheaper to pay out meager death benefits tometers in the seam towards a previously drilled
miners' families than (to) raise investment." Thevertical production well. A homing device, lowered
Economist magazine reported that Chinese coaldown the vertical well to the target seam, aids
miners make as little as $60/monthly.the intersection with the vertical well. The vertical
China is also concerned about its air emissionswell is also equipped with a suitable pump to
from coal mining. Worldwide, the coal miningdewater the seam. After the hydrostatic head
industry released over 436 million metric tons ofhas been sufficiently lowered, the methane gas
carbon dioxide equivalents in 2000. Thatwill flow to the surface. Newspaper reports also
accounted for about 8 percent of the totalsay this technique allows for significant savings
industrial methane emissions that year. China,over alternate underground gas drainage drilling
Russia, Poland and the United States account formethods.
over 77 percent of coal mining methaneThe Dymaxion technology obviously turned heads
emissions. Through the year 2020, China's shareat the recent Gasification Symposium. "One of the
of worldwide emissions will jump to 45 percent.companies is a big company, mining 10 million tons
These emissions could be severely reduced ifof coal per year," said Tunaye Sai. "Last
Chinese coal mines captured the methane gas forDecember, 12 people died in one of the coal
use in meeting its soaring energy needs, rathermining company's tunnels." He explained that when
than vented into the atmosphere each time acoal miners are opening a tunnel, the gas comes
new coal tunnel is opened.out - sometimes explosively. "By using the
One of the major draws at the GuiyangDymaxion technique, they can let the gas out
Pre-Mining Degasification Symposium werebefore they begin mining a tunnel," he added.
presentations about the latest coalbed methaneDiscussions with the Chinese coal companies are in
drilling innovation by Tunaye Sai, Director of Chinathe initial stages. "They want to give us a block -
Operations for Pacific Asia China Energy (TSX:not one that is being mined now, but one that
PCE; Other OTC: PCEEF), and Nathan Mitchell ofmay be mined in a few years," said Tunaye Sai.
Mitchell Drilling Company (MDC) in Brisbane,"We're working on an arrangement right now
Australia. Coal mining companies openedbecause they are very interested." He explained
discussions with PCE after their presentation.that the relationship would involve a continuous
"Executives from fifty mines showed interest inprocess. "We wouldn't just drill it and then abandon
the Dymaxion® drilling technology to improveit," he added. "We will be making sure that the gas
mining safety," said Tunaye Sai. All of themwill come out continuously and monitoring it.
showed interest? "All of them," responded