1778
THE NEW ZEALAND GAZETTE.
[No. 60

water-heater specified, the placing the oven in position to be connected by flues to the fire-box, and the arrangement of said flues to lead the heat from the burners in said fire-box to around the oven-chamber in the manner and for the purpose set forth as described and illustrated. (3.) The application, arrangement, and combination of the parts specified in the manner and for the purpose set forth, as described and illustrated.
(Specification, 4s.)

No. 27736.—13th May, 1910.—JAMES BRUCE, of New Plymouth, Taranaki, New Zealand, Coachsmith. An improvement in tire-shrinking machines.

Claim.—In a tire-shrinking machine, a vertical stud with a sliding arm constructed so as to hold the head of the bolt through the movable dog-clutch so as to prevent it from tilting. In a tire-shrinking machine, a vertical stud with a sliding arm constructed to hold the head of the bolt through the movable dog-clutch in whatever position the said dog-clutch may be placed, subject only to the number of holes in the beds of the dog-blocks, substantially as shown and described.
(Specification, 2s. 6d.)

No. 27737.—14th May, 1910.—THOMAS CHRISTOPHER DONNELLY, of Matakauui, New Zealand, Mine-manager. Improved sluice-box.

Extract from Specification.—I use an ordinary rectangular sluice-box, rather deeper than usual, and furnish same with tray-like tables in tiers, each tier being shorter than the one below it, but preferably all coming to the lower or delivery end of the box.
[NOTE.—The above extract from the specification is inserted in place of the claims.]
(Specification, 2s. 3d.)

No. 27738.—14th May, 1910.—ROBERT THORN HAINES, of Foote Street, Elsternwick, Victoria, Australia, Scientific Expert. An improved method of and apparatus for economizing fuel in cooking and analogous heating operations.

Extract from Specification.—Consists briefly in consuming the fuel within a confined space or chamber and providing means for directing the heat-fumes to those points desired.
[NOTE.—The above extract from the specification is inserted in place of the claims.]
(Specification, 7s.)

No. 27740.—17th May, 1910.—ROBERT MACPHERSON, of 9 Exeter Road, Brondesbury, Middlesex, England, Engineer; and WILLIAM EDWIN HEYS, of Bushey Hall Road, Bushey, Hertford, England, Technologist. Improvements in and relating to the manufacture of soaps.

Claims.—(1.) The process of producing a deter sive agent by acting upon vegetable material with a concentrated caustic-alkali lye, as described. (2.) The production of soap from the alkalinated vegetable material of claim 1 which consists in mixing the alkalinated vegetable material with the requisite fatty acid or fatty acids together with any water or further caustic-alkali lye which may be required. (3.) The process of producing soap which consists in first treating a vegetable material with concentrated caustic alkali and subsequently adding thereto and mixing therewith fatty acid or fatty acids together with any water or further caustic-alkali lye which may be required.
(Specification, 4s. 6d.)

No. 27744.—24th March, 1910.—VICTOR CHARLES JOHN NIGHTINGALL, of 191 Russell Street, Melbourne, Victoria, Australia, Electrical Engineer. Method of and composition for preventing the destruction of root and other crops by bacteriological and fungoid growths and parasites.

[NOTE.—This is an application under section 98 of the Act, the date given being the official date of the application in Australia.]

Claims.—(1.) The described method of preventing the destruction of root and other crops by bacteriological and fungoid growths and parasites, consisting in applying a small portion of radio-active material, substantially as and for the purposes specified. . . . (3.) The use of a radio-active material combined with a phosphate fertiliser, substantially as and for the purposes specified.
[NOTE.—Here follow two other claims.]
(Specification, 2s. 6d.)

No. 27747.—14th May, 1910.—JOHN STUART-EDWARD, of Christchurch, New Zealand, Plasterer. Improved cultivating-implement.

Claims.—(1.) In a machine of the class described, the use of a table upon which the furrow is fed-hinged at its forward end to the framework and supported at its rearward end by spring-controlled connections depending from the framework, substantially as described and for the purpose indicated. (2.) In a machine of the class described, the use of a rotating drum or drums to the periphery of which are secured projecting blocks of convenient width or blunt teeth, substantially as described and for the purpose indicated. (3.) The improved cultivating-implement substantially as described and shown, and operating in the manner described.
(Specification, 3s.)

No. 27750.—18th May, 1910.—THOMAS EDWARDS, of Webster Street, Ballarat, Victoria, Australia, Metallurgist. Improvements in dust-preventing ore-dropping apparatus and the like for roasting-furnaces.

Claims.—(1.) In a dropping-apparatus for ore-roasting furnaces, a series of dust-preventing ore-saving chambers one below another, each having an inlet opening, a discharge opening not vertically below the inlet, an apertured rotatable carrier, and above the carrier a stop-plate or the like.
[NOTE.—Here follow seven other claims.]
(Specification, 8s.)

No. 27760.—18th May, 1910.—CHARLES WHITE, of 1006 Edmonston Avenue, Baltimore, Maryland, United States of America. Improvement in method of operating gas-engines, and apparatus therefor.

Extract from Specification.—My invention relates to gas-engines, and is characterized by the method of and means for heating and delivering the charges of oil, which may be of heavy character, in which the said oil is heated in single confined charges and then forced in its highly heated condition to the point of delivery by the incoming fresh charge and released from restraint in any suitable place outside the explosion-chamber so the flash into vapour will be mixed with the incoming air into the cylinder.
[NOTE.—The above extract from the specification is inserted in place of the claims.]
(Specification, 4s.)

No. 27763.—17th June, 1909.—SVEND HARTMANN, Manager of “The Rialto,” Collins Street, Melbourne, Victoria, Australia. Improvements in or connected with butter churns and workers.

[NOTE.—This is an application under section 98 of the Act, the date given being the official date of the application in Australia.]

Claims.—(1.) In butter churns or workers, in combination, means for facilitating the collection of the butter, consisting of a curved collector closed at one end and open at the other, a movable tray placed in said collector, and means for placing said tray in and out of such said collecting position, substantially as described.
[NOTE.—Here follow two other claims.]
(Specification, 3s.)

No. 27766.—24th May, 1910.—CHARLES ROBERT MAYO, of Alderman’s House, Bishopsgate, London, England, Engineer. Method of and apparatus for the extraction of grease and similar matter from and for treating wool, skins, textile, and other materials.

Extract from Specification.—According to this invention the vacuum principle is applied to a plant comprising a separator or degreasing vessel arranged so as to allow the contents to decant or overflow into the upper end of a still or grease-collector, which latter is connected to a condenser; and for this purpose a suction or vacuum pump is connected to the condenser, and draws off from the separator still and condenser any air which is present at the commencement of operations, or which may accumulate in the plant or be admitted thereto from time to time, so that a partial or complete vacuum is constantly maintained by the pump. Of course, if