May 81, 1918.

THE COLLIERY GUARDIAN.

1107

MADE WATERTIGHT BY OUR CEMENTATION PROCESS.

SAVES COAL and LABOUR
AND
INCREASES OUTPUT

BY DOING AWAY WITH PUMPING.

(Cost of work recouped in a few months, and permanent results guaranteed.)

Llay Hall Collieries, Wrexham, 2 wet shafts, linings cemented.
Monk Bretton Colliery, Barnsley.

Wrexham and Acton Collieries, Wrexham, 2 wet shafts, linings cemented.
Wigan Coal and Iron Co. Ltd., Parsonage Colliery, Leigh, Lancs., 2 wet
RefePenCOS ■	shafts, linings cemented.

Risehow Colliery Co. Ltd., Flimby, 2 wet shafts linings being cemented.
Pinxton Collieries Ltd., Pinxton Collieries, Alfreton, one wet shaft lining
being cemented.

John Brown & Co. Ltd., Rotherham Main Colliery, 2 shafts cemented.

SHAFT-SINKING

By FREEZING or CEMENTATION.

Llay Main Collieries, Wrexham, 2 shafts sunk by freezing.

BY PRODUCT COKING PLANTS

440 OVENS AT PRESENT UNDER CONSTRUCTION IN ENGLAND.

COAL WASHERS

(“BRITISH BAUM” SYSTEM).

4 Z PLANTS WORKING OR UNDER CONSTRUCTION IN GREAT BRITAIN.

BRITISH MANUFACTURE THROUGHOUT.

SIMON-CARVES L“ ST., MANCHESTER

Phone: 8200 City, Manchester (8 lines).	Telegrams: “Slmcar, Manchester.”