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G LOBA L MARKE T P L AC E

www.read-tpt.com

62

MAY 2017

Finance editor Lianna Brinded of

Business Insider

was

less measured about the Oil & Gas UK report. After

reviewing its contents she summarised its essential message:

“Operators in the North Sea are finally going to be making

money again.”

Technology

A novel catalyst holds promise for monetising

wasted methane

A Washington State University (WSU) research team reported

having improved upon an important catalytic reaction in

common use in the oil and gas industry, an innovation

that the researchers believe could lead to dramatic energy

savings and reduced pollution. Their paper detailing the work

appeared in the German journal

Angewandte Chemie

, which

flagged it as being of special interest and importance.

Reporting on the research for

Science X

, Tina Hilding noted

that methane gas is a by-product of much oil and gas

production, in which its build-up can be a safety concern.

Methane is also a constituent of natural gas, convertible

into electricity when the strong bond between its carbon and

hydrogen is broken. But this takes a tremendous amount of

energy. “[Methane is] a very happy molecule,” said Jean-Sabin

McEwen, co-leader, with Su Ha, of the research team at the

WSU School of Chemical Engineering and Bioengineering.

“It does not want to break apart.” (“WSU Research Advances

Energy Savings for Oil, Gas Industries,” 27 February)

Conventional methane conversion employs a nickel-based

catalyst. But it is often less expensive to simply burn the

methane in giant flares on-site, adding greenhouse gases to

the atmosphere, contributing to global warming, and wasting

energy. In the US, burned methane accounts for as much

as 25 per cent of annual natural gas consumption. The

researchers determined that they can dramatically reduce

the energy needed to break the bond between carbon and

hydrogen by introducing a bit of carbon within the nickel-

based catalyst. This creates nickel carbide, which generates

a positive electrical field, weakening the methane molecule’s

hydrogen-carbon bond and allowing it to break at much lower

temperatures.

The researchers found that while too much carbon in the

catalyst kills the reaction, a very low concentration actually

enhances it. They have built a numerical model of the

reaction and are exploring ways to demonstrate the work

experimentally. Professor Ha said: “If we can efficiently and

effectively convert methane from shale or gas fields to electric

power or useful products, that would be very positive.”

Elsewhere in oil and gas . . .

According to Juan Carlos Zepeda, the head of Mexico’s

oil regulator CNH, a pipeline network with spare capacity

could allow Mexico to export oil and gas from its flagship

deepwater Trion project to the US. An exporter of crude oil,

Mexico is also a gas importer. Trion could help the country

reduce its imports.

The field, with prospective reserves of almost 500 million

barrels of oil in the Gulf of Mexico, was leased out in December

by state-run Pemex to Australia’s BHP Billiton, which became

the operator of the $11bn project. As noted by Reuters (9

March), the Mexican oil company, which retains a 40 per cent

stake, “jointly shares for the first time the risks and rewards of

a potentially lucrative project with a private producer.”

The Great White Field, operated by Royal Dutch Shell, BP

and Chevron, is producing around 70,000 barrels per day

(bbl/d), Mr Zepeda said, leaving 50 per cent available capacity

in a crude line and a gas line connected to the US. He pointed

out to Reuters that it is only 24 miles from the Trion Field to

the Great White’s facilities.

As reported by Reem Shamseddine on the maritime

and offshore website

gCaptain

(8 March), US oilfield

services and equipment provider McDermott International

(Houston, Texas) has said it will build a fabrication yard at

the shipbuilding complex planned by national oil giant Saudi

Aramco for Ras Al Khair, on the east coast of Saudi Arabia.

The two companies signed a memorandum of understanding

for the first major manufacturing investment in the complex,

part of Saudi Arabia’s drive to diversify its economy and create

jobs in an era of cheap oil.

Saudi officials have estimated the cost of the Ras Al Khair

complex at more than $5bn. According to the

gCaptain

notice, the kingdom wants to jump-start local manufacturing

industries by making more of the equipment required for its

oil industry.

Cor por at ion taxes in the US

The belief persists that the US corporate

income tax rate is too high, even when

billion-dollar companies pay no taxes

“Complaining that the US has one of the world’s highest

corporate tax levels, President Trump and congressional

Republicans have repeatedly vowed to shrink it.”

Patricia Cohen of the

New York Times

was taking note of

a truism of the US political scene: that a cripplingly high

corporate tax rate – topped out at 35 per cent – is impeding

American competitiveness and penalising American initiative.

She followed up with a question: why, then, if the level is so

high, have so many US companies’ income tax bills added up

to zero?

That is what is shown by a new analysis of 258 “Fortune 500”

companies earning more than $3.8tn in profits. The report,

by the Institute on Taxation and Economic Policy, found that,

exploiting loopholes and pursuing aggressive strategies,

those 258 corporations paid tax at an average rate of 21.2

per cent. Ms Cohen reported the further finding that 100 of