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JPS4929252Y1 |
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JPS4929251Y1 |
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JPS4981423A |
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JPS4928252B1 |
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JPS4927649B1 |
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JPS4927650B1 |
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JPS4926928B1 |
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JPS4926691B1 |
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JPS4926493B1 |
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JPS4969739A |
Process and device for shaping components made of mortar or concrete in which the temperature of the concrete is reduced to a value which makes it possible to freeze concretes and mortars.
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JPS4963724A |
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JPS4959821A |
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JPS4959822A |
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JPS4916085B1 |
Apparatus for forming and finishing ceramic ware foot the operations of which are carried out while high speed rotating spindles are intermittently driven. The apparatus comprises a vertically movable pressing head which is engageable wi...
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JPS49392A |
1397683 Laminates OWENS-CORNING FIBERGLAS CORP 6 March 1973 [6 March 1972 9 Feb 1973] 10857/73 Heading B5N [Also in Division B2] A moulded panel or tile having a threedimensional contoured front surface, comprises a densified mass of het...
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JPS4842701Y1 |
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JPS4841324Y1 |
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JPS4834807B1 |
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JPS4876922A |
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JPS4870718A |
There is disclosed an endless conveyor belt for moving hot material from under a tower furnace, with the drive from the belt having provisions to compensate for changes in the length and the width of the belt due to expansion and contrac...
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JPS4830856Y1 |
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JPS4829364B1 |
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JPS4864206A |
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JPS4815444B1 |
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JPS4826253A |
Apparatus for forming, in two steps, panel, or shaped article, by first providing a bath of fluent cementitious material under a core of cellular, preexpanded and cohered polystyrene cells or pearls, having a density less than that of th...
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JPS4322299Y1 |
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JPS4312918B1 |
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JPS4311267Y1 |
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JPS4221740Y1 |
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