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JPS59190335A |
PURPOSE: To provide a simple and compact melting furnace which melts, kills and refines continuously an Mg alloy by employing a constitution in which the Mg alloy is melted and is passed successively through the melting and refining cham...
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JPS59178398A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS5940894B2 |
PURPOSE:To efficiently remove impurities such as oxygen contained in liquid Na as a coolant for a nuclear reactor over a long period by using cold and hot trapping methods in combination.
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JPS59144338U |
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JPS59166640A |
PURPOSE: To enhance the operation efficiency of a cold trap, by moving the metal mesh filter clogged in the cold trap provided in a high speed breeder reactor while providing a new unclogged filter. CONSTITUTION: The cold trap for refini...
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JPS5937730B2 |
A cold trap disposed in a system in which liquid sodium is circulated as a heat exchanging medium, and adapted for removing impurities from the liquid sodium. The cold trap has a vessel in which defined are a cooling zone for cooling the...
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JPS5932537B2 |
PURPOSE:To purify sodium with high efficiency and facilitate it to be drained without clogging by providing guide plates at the lower part of the inner cylinder of a shell so that the flow of sodium is detoured at the bottom of the shell.
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JPS59133339A |
Device for purifying liquid metal coolant for a fast neutron nuclear reactor, comprising a pump (6) for circulating the liquid metal, the metal then being purified and heated after purification, as well as a filter (24) of metallic fiber...
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JPS59103755U |
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JPS5927368B2 |
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JPS5922111Y2 |
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JPS5920324Y2 |
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JPS5989735A |
PURPOSE: To simplify a system for regenerating a cold trap by installing a heater at the inside of the section of the trap packed with wire nets for capturing impurities in a liq. metal to shorten the time required to heat the packed sec...
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JPS5921930B2 |
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JPS5920740B2 |
PURPOSE:To provide the subject trap of a large arresting capacity, which compriese comprises an arresting portion having therein wire nets and depositing and arresting impurities within a liquid metal cooled in the cooling part, and a cy...
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JPS5982904A |
PURPOSE: To prevent considerably the decrease in performance due to the decreased pressure drop of a vapor trap by installing cylindrical metallic coils on the bottom side of meshes. CONSTITUTION: Plural sheets of laminates of meshes 7 h...
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JPS5981598A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS5919973B2 |
A solution containing a valuable metal from the group: Fe, Co, Ni, Cu, Mn, Mg, Cr, Al, Be, Cd, In, Ti and Zn, is treated with a calcium base under controlled conditions to precipitate a basic compound of the valuable metal as relatively ...
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JPS5969423A |
PURPOSE: To recover sodium carbonate as powder in a high yield by blowing gaseous CO2 into a soln. prepared from waste alkali carbonate slag by extraction to form sodium hydrogencarbonate crystals, dissolving the crystals in an aqueous s...
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JPS5964725A |
PURPOSE: To convert gases such as hydrogen and tritium into a state easy to hold without discharging them to the atmosphere, in the titled apparatus as the secondary cooling system of a fast breeder reactor, by burning gas formed during ...
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JPS5964726A |
PURPOSE: To effectively utilize the volume of a refining vessel while shortening a time for refining, by forming the cooling system of the titled apparatus for refining liquid metal into a plurality of independent cooling systems having ...
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JPS5914529B2 |
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JPS5956539A |
PURPOSE: To obtain easily and inexpensively metalic Ca, by bringing Ca and an element having afinity to molten metal into contact with the molten metal to decompose the same and using repeatedly the molten metal dissolved therein with th...
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JPS5956542A |
PURPOSE: To obtain a Ca alloy which is extremely less in impurities and the loss of Ca, by generating the vapor of metallic Ca, conducting the same directly to molten alloy elements and dissolving and absorbing the same. CONSTITUTION: A ...
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JPS5956538A |
PURPOSE: To obtain easily and inexpensively metallic Ca by bringing a compd. consisting of Ca and an element having affinity to the molten metal into contact with the molten metal, decomposing said compd. and reusing said metal after sep...
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JPS5948704U |
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JPS5954994A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS5954995A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS5953639A |
PURPOSE: To produce inexpensively metallic Ca, by bringing molten metal into contact with a Ca compd. to decompose and form metallic Ca and melting and absorbing the other free elements into the molten metal. CONSTITUTION: Any among iron...
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JPS5946595A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS5943834A |
PURPOSE: To remove easily impurities and to economize driving power consumption by introducing liquid metallic lithium into a sepn. chamber, decreasing the flow rate thereof and separating the impurities of lighter specific gravities con...
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JPS599608B2 |
The invention relates to a process for the preparation of magnesium by reducing an oxidic magnesium containing material with carbon at a temperature between 1000 DEG C and 2000 DEG C in the presence of iron, cobalt, nickel, chromium or m...
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JPS5936502A |
PURPOSE: To prolong the life of a mist trap and vapor trap by constituting the mist trap and vapor trap in such a way that the entire region of the packings therein contributes effectively to the capturing of vapors and mists. CONSTITUTI...
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JPS594723Y2 |
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JPS5920432A |
PURPOSE: To produce sponge Ti with considerably economized resources, by producing metallic Mg by using an Al or Si alloy produced directly from carbonaceous fuel in a shaft furnace then reducing TiCl4 with Mg and combining these stages ...
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JPS5920433A |
PURPOSE: To obtain sponge Ti with considerably economized resources by the stages which are combined in a closed circuit, by producing metallic Mg by using an Al or Si alloy made directly from carbonaceous fuel in a shaft furnace and red...
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JPS594492B2 |
PURPOSE:To efficiently recover valuable merals from a V-contg. waste cataylst by oxidative roasting the catalyst; adding predetermined Na salts; calcining the salts- added, roasted product to convert the V into its water sol. salt; and s...
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JPS594491B2 |
PURPOSE:To provide a cold trap for purifying a liquid metal by circulating a heating medium and a cooling medium through the space between a first vessel and a second vessel enclosing it and packing the space with a radiation shield so a...
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JPS5915086A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS5912704A |
PURPOSE: To prevent the local clogging of a packing material and to prolong the life of a mist trap, by impinging a high temp. Ar gas containing Na mist vapor to a condensing plate cooled by a low temp. Ar gas within the mist trap. CONST...
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JPS591726A |
PURPOSE: To obtain spun yarns of fine count rich in uniformity with improved spinning properties, by drafting a primarily drafted sliver in a nipping type twisting apparatus and an entangling means just on the downstream side therefrom, ...
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JPS58219495A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS58219496A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS5856739B2 |
PURPOSE:To contrive to shorten a regeneration time by a method wherein a recirculation passage of a liquid metal is formed between a tank and a damp tank and a space above a liquid level in the tank and a gas exhaust system are comminuca...
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JPS5856015B2 |
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JPS5853921B2 |
PURPOSE:To operate automatically an optimum purifying treatment of liquid metal by means of controlling a plugging system and a cold trap system by utilization of judging function, memorizing ability and high speed data processing functi...
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JPS5853698B2 |
In a process for producing tantalum concentrates from ores containing tantalum oxides, tantalic acid or its salts together with rutile type titanium dioxide in mixed crystals, the ores are treated in a sulfuric acid of a concentration no...
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JPS5848620B2 |
PURPOSE:To improve the impurities capturing performance of a cold trap by raising liquid Na contg. impurities from the lower part of the cold trap; cooling it with a refrigerant; and passing it through a packed mesh bed so as to deposit ...
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JPS58151403U |
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JPS58151404U |
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