PERMANOID
HONG KONG DAILY PRESS, SATURDAY, AUGUST 15, 1931.
ENGINEERING AND BUILDING
Berger Product
EAST AND WEST.
ALUMINIUM PAINT.
DOES NOT TURN BLACK WITH AGE
BUT REMAINS ALWAYS BRIGHT AND SILVERY.
W. R. LOXLEY & CO.
YORK BUILDING, CHATER ROAD.
DAMP
Time juggler Damp Houses
PUDLO
BRAND
CEMENT WATERPROOFER
Trade Mark
TEMPORARY REMEDIES
for dampness are never cheap. In a few years, they cost more than a really permanent and entirely satisfactory treatment with Portland Cement and 'PUDLO' Brand Waterproofer.
A booklet, in English or Chinese, describing the uses of 'PUDLO' will be gladly sent on request, by the Sole Agents for HONG KONG and SOUTH CHINA:
DODWELL & CO., LTD.
HONG KONG. FOOCHOW.
CANTON.
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DISCOVERY OF NICKEL IN TANGANYIKA,
It is reported that an extensive discovery of nickel has been made near Dodoma. The Government has granted rights over an area of 1,300 square milos. Well-known Canadian-American interests have
acquired option and representa tives are arriving shortly to ex amino the area.
CURING CONCRETE CLOCK AND WATCH MAKERS
ROADS.
THE CALCIUM CHLORIDE
METHOD
for at least twenty-four hours, and preferably for shirty-six. Unless that is done, the concrete wit ba of poor quality, liable to track and powder.
AT FRANKFURT.
INTERNATIONAL CONGRESS.
Berlin. The International Asso ciation of Closesc and Watch Makers
in many localities, says the Lon has been holding a Congress at don Daily Telegraph, it has been, Frankfurt-on-the-Maino, and "simul the practice of Inte to "euro" contaneously the International Associa crete pavements by means of cation and the German Association of cium chloride used integrally in Clockmakers have been exhibiting concrete base should be protected (Frankfurter Zedding gives a re the mix. Where this is done this "pecimens of their handicraft. is |uonnection, with these events the
against rapid drying by being sume of the present conditions of covered with wet burlap, which the industry in Germany. TASMANIAN CRUDE SHALE ahould be sprinkled continuously that altogether about 18,000,000 The Frankfurter Zeitung states. OIL.
clocks of all descriptions are man factured in Germany every year, The furnaces at the Tasmanian
their wholesale value being between Government railway workabcpe
Clooks to |90,000,000m,||-||and 100,000,000m, have been converted from coal to
the value of pver 60,000,000m. are annually exported; The calcium chloride should be the whole industry provide em oil burning The oil is to be ob added to the mix in the proportion ployment for about 20,000 workers, tained from the Tasmanian shale of 2lb per sack of cement, but af whose wages, every year amount to works at Lstrobo. For the present the maximum acceleration is de about 35,000,000m. So far as num about 30,000 gallons of crude oil sired. to some other amount prebers are concerned, alarm clocks per aunum will be required. Theout with regard to the character these being between 8,000,000 and viously determined by tests carried
take the first place, the output of Chief Mechanical Engineer (Mr of the sand and aggregate used.. H. B. Bennett) stated that the rail. In cold weather it will generally of pocket and wrist, watches, how. 10,000,000 yearly: The production be found necessary to increase the way engineers had found that the proportion of calcium chloride, but ever, is growing; great attention is pil produced from Tasmanian shale on no account should the proper paid to the manufacture of high- gave better results, then imported | tion used exceed 4lb por sack of class watches, but the production of oil, having a higher heating capac cement. Where rich mixes are be cheap watches is developing rapid ity.
ing used, or in warm weather, ay and has reached about 3,000,000 smaller amount than" 2lb of the cal per annum. Control clocks and cium may be used.
apparatus · to the value of 0,000,000m, are produced annually, and the trade is increasing, wheress the output of turret-clocks is at pre- sant worth only about 1,300,000m About 60 per cent of the whole German output of clocks and watches is exported. The German watch and clock industry has also begun to develop the manufacture of electrical clocks.
GAS AND ELECTRICITY.
The calcium chloride soluties should not be added as an extra At the annual conference cf the to the ordinary water content, but Royal Sanitary Inafate at Glas regarded as a part of it. A posi gow Sir Francis Goodenough saidtive and approved method should that, though there was ample room be used of adding the calcium for both clectricity and gas the chloride solution in the dron of service of the community, electric the mixer at the time of mixing ity, in his opinion, could never beach batch of concrets, and but soli the working man's fuel. He said then should always accompany or that its cost was far too high and follow the addition of the requir he was certain that it was bounded water. always to be too high in a coun try dependent upon coal for its source of electrical energy. He de precated the insistener upon the installation in workingmen's homes of electric cooking stoves and the prohibition of the use of gas.
JAPANESE HARBOURS
IMPROVEMENTS.
|
The main centre of the German small clock industry is the south- Preparing the Solution,
eastern district of the Black Forest, where over 80 per cent of the whole It may be said authoritatively working population is employed in that the solution to be added to the it. The cheap class of watch is mix should contain 4th of calcium made principally in the neighbour chloride to the gallon of water, the hood of Rubla, is Thuringia, the best way of assuring this being to trade having developed from the empty couple of 1001b bags of the chloride into a se gallen tank which had been carried on there by manufacture of children's toy clocks of water and stir the mixture un- til the chloride is comprately dis home workers for generations. A solved. The solution can then be new feature, since the War, is the diluted down to the reqund establishment of factories at Pforz A plan to improve 50 Japanese strength. For a mixture in which heim and Gmund, where parts of ports and harbours by means
21b of the chloride are required per watches imported from Switzerland bonds issued for unemployment re bag of cement, it would be noces are put together and placed in lief, at a cost of Y.92,000,000, of ary for example, to add half cases made on the spot. The year which one half is to be shared by gallon of solution to the water usy production of such cheap pocket and wrist watches, whose.works.are ed for mixing. the National Treasury and the other half by the local communed, the use of calcium chlorido for about 1,000,000 The high-class So far as the engineer is echcorn wholly Swiss, has already reached tics where the ports, and harbours curing concrete means that mini watches are made principally at are located, has been drafted by mum of supervision will be requirat Glashütte, and the turret-clocks the Tokyo Home Office. Upon the ed. He will be certain that, at Bockenem, in the Harz region, final approval of that office being long as the correct proportions are given to the draft plan, negotia used, and the surface kept proper tions a shortly to be bad with ly damp for two or three days, the Finance Office to secure ite ap the whole of the cenereta will be proval.
properly cured, whereas in the. older water cured method he was, never certain that the whole of the surface of the concrete had been kept properly damp for the leng period of time required before the new method was introduced.
The foregoing plant in addition to the road plan for which it is proposed that the Imperial Gov- erument thall furnish Y20,000,000 by means of bonds for unemploy mont relief, the local communities also sharing about Y0,000,000 rais: ed by bonds. There is a further plan for controlling abcut. 50 large and small streams, costing Y30,000,000 of which one half is to be furnished by the National Trea Bury, to be completed in three years Out of 30 ports and harbours which it is proposed to improve, 20 will cost about Y1,000,000 each, as fol lows (prefectures bracketed).
method of curing,, the apparatus A further point is that is this and the materials are always a view during inspection. Calcium chicride curing does not discolour, the concrete in any way, nor does it leave any efflorescence or un- sightly surface appearance, and ensures completo zuring indepen. dent
altogether of a supply
docs
Misumi (Kumamoto), Oita (Oita), contain, and frequently
of damping water which might Sakata (Yamagain). Hcsoshima contain, chemicals which would (Miyazaki) Hárcahima (Hiros. hima), Shikama (Dyego), Kishi render it unfit for use." wada (Osaka), Uo (Okayama), Tokushima (Tokushima), and Nishinomiya (Hoyogo).
The ports and harbours whose im provement ... will cost between Y300,000 and Y500,000 are to be distributed in different prefecture at the rate of one or two each limiting the total number to 40.
FOREST PRODUCTION IN. CANADA,
High Early Strength. Numerous tests, go to show that concreto, properly mixed with the correct amount of water and with clean sand and goed aggregates, 13 of the maximum stwngth when pro- perly curad, and; turo seems little doubt that, apart from the use of alumuncus or other rapid-hardon in ceinants, the addition of cal cium chloride is the best means of producing higir carly strength, which in turn expedites.
Construc tion and reduces costs, "
Indeed, the cost of curing is ma The Dominion Bureau. Statisterially reduced, the saving effected ties at Ottawa has forwarded to the being, roughly, about ad për High Commissioner for Canada saquare yard of ordinary thickness, "Summary of Forest Production, according to a contractor who bai 1920shewing that during that made extensive used of the sub- year 3,000,614,817 cubic feet of stance. Ho cpnaidure that there is standing timber, were cut. Moralso a big saving in ocnnection with chantable timber anually destroy the supply of curing water and ed by fire is, however, estimated the labour and materials used to to exceed 3,100,000,000 cubic feet, cover up the work and uncover it In addition to the young growth on aftor the usual length of time. 1,300,000 acres Insects and fungi Afurther point is that the equip destroy annually at least, 700,000,000 ment requirements and functional, cubic fort, so that the annual drain details of calcium chloride curing on Canada's forest resources is conare minimised, na special pump siderably more than 4,136,000,000 hose and sprinklers to provide cubic feet. The Intest available water-where-and- da, nosessary, ne estimate places Canada's forest renot needed. Its so also permits an sources at 224,304,000,000 cubic foot early completion and clear-up of cf standing timber, which is cap the job, as this can be done in at able of yielding 424,037,000,000 foot most three days, an against sovan broad measure of sawn-lumber to fourteen days what the sprink There are also 1,121,003,000 cords ler method is in han There is also of pulpwood tira; Foles adsl other a saving in staff, as one man can amallor. materiala. A total of easily handle the entire procedure 16 Bidy 853, Blöv mabomo zimebanatzekazać insidentei totalcium chlorideneur
grown and Suported forest profiling zwhothor by the surface for ducts valued at $101,100,000, was | tegral method, and hea enn“:: koep consumed in Canada in 1929, vi "'right 'up with the gol
at Ulm, on the Danube, at Leipzig, and at Buer, near Osnabrück.
3
2
IMITATED BY
MANY.
PERFECTION
SCOTCH
Perfecto EQUALLED
NONE,
Also in oval bottles and flasks.
DA SOLE AGENTS:
BY
GANDE, PRICE & CO., LTD.
WINE MERCHANTS, St. George's Bullding, loe House Street.
·Dial 20135.
SHIPBUILDERS,
SHIP REPAIRERS,
BOILER MAKERS,
"FORGE MASTERS,
OXY-ACETYLENE AND
ELECTRIC WELDERS,
"MECHANICAL AND
ELECTRICAL
ENGINEERS,
Hong Kore.
-DRY DOCK-
THE TAIKOO DOCKYARD & ENGINEERING COMPANY
~ OF HONG KONG, LIMITED.
SALVAGE TUG “TAIKOO”
VP.ON. 800 Meraza
Length 787 Feet Length on Blocks 750 Feet Depth on Centre of SM (H.W.0.S.T.) 34, f. 6 in.
THREE SLIPWAYS.-
Capable of Handling Ships Up to 4,307 Tons Elsplacement. Electric Grand at So Wall, Capable of Lifting 100 Tons-
at 70 Feet Radius.
BUTTERFIELD & SWIRE, Agents,
HONG KONG, CHINA & JAPAN,
Tat. Appama: "TarkovÑOOL- Beme TELEPHONE: 311
- CALL FLAS: "O" Ovan
YEAR GUARANTEE
YEAR EASY PAYMENT
Guarantee on
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Hong Kong Electric Company, Ltd.
* General Electric Company (China), Ltd.
Andersen, Meyer & Company, Ltd.
DAVID HOUSE