944

THE COLLIERY GUARDIAN.

May 9, 1913.

Merryweathers* Patent

“HATFIELD PUMP

MERRYWEATHEB
LONDON

For Fire Protection,

Boiler Feeding,
Draining, &c.

COMPACT LIGHT.

ECONOMICAL.

ROPES & BELTS

Treated with

CLING SURFACE

May be run SLACK WITHOUT SLIPPING and give
INCREASED POWER.

There are now many Imitations of Cling Surface, but they only
deceive and disappoint.

Can be driven by any motive power.

An Engineer writes:—** I am pleased to inform you that the * Hatfield ’
Pump is working splendidly. I have never had the least trouble with it in
any way since it was fixed.”

WRITE FOR PAMPHLET 193P.

MERRYWEATHER & SONS, MQwAc0RE

Photos of Belts and Ropes running SLACK in the most important works
in England sent on application to—

THOMAS & BISHOP, Sole European Agents,

Head Office—119-125, Finsbury Pavement, London, E.C. Teleg.—” Velcling, London

The PREMIER Screen in the WORLD

is Norton’s Patent Horizontal Main Screen.

REQUIRES NO SPECIAL FOUNDATION.

w
s

NORTONS (TiVtCAOJ-Lft

L. TIPTON.

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Will work continuously WITHOUT BOLTING DOWN.

Will Screen more efficiently than any other screen.

Nearly 100 Screens now at work.

For PERFECT sizing & loading

USE

PULSATING CONVEYORS

AND

PULSATING LOADING JIBS

(NORTON’S PATENTS).

We are constructing and erecting more than one complete
Screening Plant every month. Capacities 2,000 to
5,000 tons per day.

NORTONS (TIVIDALE) LTD.,

HECLA Works, Tipton, England.

THE

KOPPERS’ PATENT

BYE-PRODUGT COKE OVENS

AND

NEW SYSTEM OF RECOVERING THE
BYE-PRODUCTS

GIVE RESULTS WHICH HAVE NEVER BEEN
EQUALLED BY ANY OTHER SYSTEM.

See large advertisement appearing in
alternate issues of this Journal.

All communications to be addressed to—

The Koppers’ Coke Oven & Bye-Product Co.,
301, Glossop Road, Sheffield.

Tel. No. 1935.	Tel. Address—" Kochs, Sheffield."

Extract from the article on “COAL”—The New Edition (Eleventh) of THE ENCYCLOPAEDIA BRITANNICA—

“ Authokities.—The most important new publication on British coal is that of the Royal Commission on Coal
Supplies appointed in 1901, whose final report was issued in 1905. A convenient digest of the evidence, classified
according to subjects, was published by the Colliery Guardian newspaper in three quarto volumes in 1905-1907,

Complete in Three Volumes, bound in Cloth.

Price L2 (net).

The Volumes may be had separately at the following prices : Vol. I. 15s. 9d. net; Vol. II. 15s. net; Vol. III. 10s. net.

COAL

in Working, Preparation for Sale, Transport & Use, Foreign Competition.

Being a Digest of the Evidence given before the Royal Commission on Coal Supplies, 1901-5.

Edited by ALLAN GREENWELL, F.G.S., Assoc.M.Inst.C.E., M.Inst.M.E.

THE COLLIERY GUARDIAN CO. LTD., 30 & 31, Furnival Street, Holborn, London, E.C.

Bentley Colliery, near Doncaster. Heapstead in Hennebique Ferro-Concrete,for Messrs. Barber, Walker & Co. 175 ft. x 30ft. x 60ft.,
high, carrying pit head gearing. Foundation raft also in Ferro-Concrete. Front View.

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THE

YORKSHIRE HENNEBIQUE

CONTRACTING Co. Ltd.,
Viaduct Works, Kirkstall Road,
LEEDS.

’Grams—"Ferro, Leeds.” 'Phone—4457 Leeds (two lines).

HENNEBIQUE
FERRO-CONCRETE

The best construction for all buildings
and Engineering work.

Used by the Admiralty, War Office, H.M. Office of
Works, and the leading Corporations and Companies.