234 __________________________________________________________________________________________________________ CONTENTS. Editorial Articles:— Page Low Temperature Carbonisation ............. 235 The Coal Order Debate....................... 235 Articles :— Cementation Process Applied to Mining ....... 227 Two Newcomen Atmospheric Pumping Engines... 230 Low-Temperature Carbonisation ............. 231 Geology of the South Staffordshire Coal Field ... 232 Production of Oil from Cannel Coal ........ 233” The American Coal Trade ................... 233 Pitwood Order............................... 233 Obituary ................................... 238 South Wales Mining Timber Trade ........... 239 Imperial Mineral Resources Bureau........... 240 Mining Industry and Military Service ......... 240 Mean Magnetic Declination................... 242 Labour and Wages ......................... 242 Open Contracts .............................................. 244 The Freight Market ......................... 244 Abstracts of Patent Specifications Recently Acptd. 244 New Patents Connected with the Coal and Iron Trades ................................................................. 246 Government Publications..................... 246 Publications Received ....................... 246 Reports of Meetings:— South Wales Institute of Engineers........... 229 The Coal and Iron Trades __...................236—239 The London Coal Trade .................... 236 The Tin-plate Trade........................ 238 The By-Products Trade .................... 239 Law Intelligence ___ .........................__ 239 Parliamentary Intelligence.................. 239 Notes from the Coal Fields.................. 240 Coal, Iron and Engineering Companies......... 244 Miscellanea :— Annual Meeting of Manchester Coal Merchants’ Association—Argentine Coal Mines ........ Coal Production of the Ukraine...........• •• Proposed Blast Furnace and Steel Works in Holland—The Coal Situation in Western 230 232 Canada—Wages Nearly Doubled in the Iron and Steel Trade Coal Crushing..................................................... Wages in Scottish Iron Trade................. Irish Lignite—Patents in 1917 ............... Appeal Regarding Colliery Ballot—Dutch Coal Agreement—Coal in British Columbia......... Brown Coal Institute at Freiburg........... Yorkshire Colliery Amalgamation—Mr. C. Markham on Output Prospects _____........... 233 236 238 239 240 244 246 THE COLLIERY GUARDIAN. August 2, 1918. WORK GUARANTEED -/K-YEARS, . VIVIANS BORING COMPANY Geo. N. Dixon & Co., 43, Castle Street, Liverpool, Auctioneers and Valuers, COLLIERIES, Brickworks & Mining Plant. “VENTWAL” CANVAS TUBES FOR MINE VENTILATION. No skilled labour required. Made in London. SIEVEKING, PODMORE & CO., 57, Gracechurch St, E.C. 3 ____________ “COMRITE” BORING for MINERALS, &c. Solid Specimens of th£ Strata obtained. Established 1888. Work guaranteed. _____ J. S. DAVIDSON & SON, St. Bees, CUMBERLAND. “GROWN” BOILER COVERINGS « of Outstanding Superiority. 967, SAYING Intensest Heat cannot Impair. SUTCLIFFE BROS. THT Electrical Machinery See Illustrated Advt. ________________________ JOINTINGS, SHEETINGS & PACKINGS, &c. The BEST for Steam, Hydraulic, and Highest Pressures. HOSE Delivery, Suction (Plain or Armoured), nvvi.> Seamless Woven Canvas. VALVES 8 WASHERS, Sc. BALATA BELTING. ASBESTOS GOODS of all descriptions. Prompt Attention. Deliveries FROM STOCK. ______ ______ ------ Direct Service per G.W. Ry. - ALEX" COMRIE $ SONS 23/27, Bridge St., SOUTHAMPTON. Tel. Add.—“ Comrite, Southampton.” Tel. No.—1695 Southampton. PEEBLES in next week’s issue. BRUCE PEEBLES & Co. Ltd. Engiifeers. EDINBURGH. ___________________________ ARMYTAGE & JONES Ltd,, SHEAF STREET, SHEFFIELD. ____________________________________________ RAILS. WAGONS. (For all purposes). (Coal & Ballast). Boiler Tanks. Points and Crossings. Offices for ADVERTISEMENTS and PUBLICATION; 30 and 31, Furnival Street, Holborn, London, E.C. 4. Telegraphic Address—“Colliery Guardian, Fleet, London.” Telephone—1354 Holborn. CONTRACT ADVERTISEMENTS : Prices for SPECIAL POSITIONS on application. Prices for ORDINARY POSITIONS:— Single Column (3 inches wide) : per insertion for each inch in depth. Double Column (6 inches wide), double the above rates. Three Columns (9 inches wide), three times the above rates. CRANES, (Loco & Derrick). Sleepers. Buffer Stops. Buyers of all kinds Steel and Iron Scrap. __________________________________________________________ _______________________________________________ ‘WIGAN AND DISTRICT MINING AND TECHNICAL COLLEGE. A pplications are invited for the post of 7A MINING LECTURER. Salary according to scale£175—15—£325 (with possible increase to £350). Initial salary may be fixed above the minimum of the scale, according to previous experience. Further particulars may be obtained from the Principal, to whom . applications should be forwarded not later than August 12th, 1918. S. C. LAWS, M.A., B.Sc., 23rd July, 1918. Principal. Brattice Cloth. — Gentleman Wanted with influence amongst colliery managers and proprietors, to sell BRATTICE CLOTH on good commission only.—Address, FAIRCLOUGH & SON'S, Bank-lane, Clayton, near Manchester. AXTanted at once, a thoroughly expe- W rienced and "practical ENGINEWRIGHT, CWest Yorkshire.— Apply, statingage, qualifications, and wages required, Box 7102, Colliery Guardian Office, 30 & 31, Fumival-street, Holborn, London, E.C. 4. For 52 insertions 3s. 9d. ") „ 26 „ 4s. 6d. [ ,, 13 ,, 5s. 3d. 3 ________________________________________________ Established 1866. PATENTS, DESIGNS, and TRADE MARKS. TTARRIS AND MILLS, Chartered Patent Agents, 34 and 35, HIGH HOLBORN, LONDON, W.C. 1. Telegraphic Address—“ Privilege, London.” Tel. No.—Holborn 2763. “DATENTS. Advice Free. Ho!XO6ia». M New Inventions, Designs, Trade Marks, carefully and promptly protected at low INCLUSIVE FEES. THE CONSULTING PATENT AGENCY (1880), 253, Gray’s Inn Road, London, W.C. 1. JOHN STANIAR & CO., Manchester, Eng. Wire Weavers & Metal Workers. Established over 100 Tears. __________ __________ ---------- EVERY REQUISITE. ------------------ GAUZES in Silk and Win. BRUSHES in Bristle, Weed, Fibre or Steel, for every know* make of Brush Machine. PERFORATED PLATES in Iron, Steel, Zinc, Brass, Copper GUARDS for Engines, Stores, Machines, Strapping, Lifts, &c. AWARD MEDALS—Japan-British 1910, Franco-British 1908. Telegraph.—“ Gause, Manchester.” Telephone—City 3306 THE ISSA FOUNDRY COMPANY LTD., RAILWAY PLANT GENERAL ENGINEERS, Switches,Grossings,Turntables,Water Cranes,Girders, Bridges, Roofs, Pipes, Pumps, Wagons, Tanks, Engines, Boilers Cranes. Works: NEWPORT, MON. London Office—53, Victoria Street, S.W. 1. WRAGG & BIGGIN LTD ;! Constructional Engineers, ? ;! 50, Effingham Road, Sheffield, :■ MANUFACTURERS OF ]! ![ English Steel Joists, Rlvetted ]! ;! Girders, Flitch Plates, Angles, ![ i [ Tees, Channels, Constructional ]! Steelwork, &c., ■! ;> SOLICIT YOUR ENQUIRIES. <■ ] i We hold a LARGE STOCK of all Sections for prompt delivery, i J i J Telegrams— Telephone— Ji i J ‘‘Girders, Sheffield.” 3873 Central. Ji _____________________________________________ SAFETY FIRST TACKLE AT SQUARE DEAL PITS. Providing each of 6,000 shaft or scaffold workers with a Hanley’s SAFETY RIG resulted in the rigs earning an average of 10 times their cost, besides Life-Safety and Compensation Costs. Using Hanley’s CAGE ARRESTERS since 1906 has resulted in their saving 150 times the cost of all appliances sold. Using Hanley’s ROPE CAPPLES since 1901 has resulted in complete satisfaction in every case of adoption. Using Hanley’s DETACH HOOKS since 1912 has resulted in EACH USER having these Hooks on ALL their cages. [ggl?3 These are PROFIT Tools—Safety is an EXTRA—and Folks are discarding nominal Safety tackle. Write “ Safety First appliances ” on your Order Book. Fact Lists Free. Goods on 7-28 days approval from A. HANLEY, Thirlmere, Sheffield. Colliery Engineer and Draughtsman SEEKS permanent SITUATION; competent with all modem plants, steam, compressed air, or electrical; age 38. Good references.— Box 7108, Colliery Guardian Office, 30 & 31, Fumival-street, Holborn London, E.C. 4. /Colliery Surveyor Wanted for Collieries in Monmouthshire. State age, salary, and experience. THE BARGOED COAL CO. LTD., Cardiff. ________________________________________________ Wanted Enquiries from all the Collieries in the United Kingdom as to our Agency for REPORT BOOKS and FORMS, as prescribed by the Coal Mines Act, 1911.—Full particulars on application to the COLLIERY GUARDIAN CO. LTD., 30 & 31, Fumival-street, Holborn, London, E.C. 4. __________________________________________________________________________ /Colliery Manager, 37, Desires Change. \__/ First-class practical experience; electrical and compressed air coal cutting, conveyors, pumping and haulage. Had charge of sinking, and accustomed to deal with large bodies of men and heavy outputs.—Box 7115, Colliery Guardian Office, 30 & 31, Fumival-street, Holborn, London, E.C. 4. Traveller Representative Wanted to represent a firm in South Wales district for Wire Ropes. Must have had experience, and be a resident and accustomed to that district. Age not over 40. Permanent appointment for a fully qualified and established man. Apply, in first instance by letter only— G. ELLIOT & CO. LTD., 16, Gt. George-street, Westminster. THE UNIVERSITY OF SHEFFIELD. MINING DEPARTMENT. The Matriculation Examination for the Degree in Mining will be held on Monday, September 9th, 1918. For information apply to the REGISTRAR before Saturday, August 24th, 1918. The Mining Diploma (Day) Course commences on Wednesday, October 2nd, 1918, and the Part Week Mining Course on Thursday, October 3rd, 1918. The Certificate (Saturday Afternoon) Course commences on Septem- ber 21st, 1918; and the Mining Teachers’ Course on September 28th, 1918. The Courses in Electricity Applied to Mining commence on Saturday, September 21st, 1918. W. M. GIBBONS, Registrar. SOUTH WALES AND MONMOUTHSHIRE SCHOOL OF MINES. ______ “TOLEDO” (APPROVED BY WOOLWICH ARSENAL). An Absolute Rust Preventer. For COLLIERIES ■■Ii i"' i A SPECIALITE. —-— ARNOLD’S Bulbous Boiler Flue. Hopkinson-West Patent Boiler Flue. WM. ARNOLD & CO., Barnsley. ________________ WAGON AND OOLLLERY PAINT & INSULATING VARNISHES, VENTILATING FANS AND ENGINES. See Advertisement appearing on front Cover of alternate weelcs. THE WADDLE PATENT FAN AND ENGINEERING CO. LTD., Llanmore Works, Llanelly. ______________________________________ W. W. Hill, Son & Wallace Ltd., Elton St., Broughton Bridge, MANCHESTER. —--- ESTABLISHED 1840. ____ TREFOREST, GLAMORGAN. Session 1918-19 commences on Monday, 7th October, 1918. Courses of Full Time Instruction in— (1) Mining Engineering, (2) Mechanical and Electrical Engineering, (3) Chemical Engineering, in any one of which students may be apprenticed without premium to one of the thirty colliery companies connected with the School. For particulars of admission, Fees, Courses, Scholarships and Apprenticeships, apply to the Principal, Professor G. KNOX. OLD COLLIERY SITES. anted to Purchase Old Colliery Sites for planting, or otherwise improving. Address in confidence Box 7114, Colliery Guardian Office, 30 & 31, Furnival-street, Holborn, London, E.C. 4. wo 250-kw. Beiliss Alternator Sets, each comprising a compound enclosed engine with E.C.C. alternator, 3,000 volts, 50 periods; quite modern, and for immediate delivery. HABRY H. GARDAM & CO. LIMITED, Staines. anted, immediately, good Second-hand Three-throw RAM PUMP, capable of delivering 600 gallons per minute against .a total head of 600 feet; belt-driven, and complete with gearing—DEARNE VALLEY COLLIERY CO. LTD., Little Houghton, near Barnsley. or Sale, good Lancashire Boiler and • MOUNTINGS, 28 ft. by 7 ft., for 80 lb.; no patches; £465.— Box 7116, Colliery Guardian Office, 30 & 31, Furnival-street, Holborn, London, E.C. 4.