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DE2402133A1
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Flexible exothermic charge preheats structural shapes - to prepare abutt-ing ends of pipe lengths for welding
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US3802970A
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Flexible exothermic mat comprising particulate aluminum,binders and oxidizers
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CA982753A
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Mold wash composition
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US3807077A
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Method and apparatus for pre-heating structural shapes for welding
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GB1373924A
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Metallurgical hot topping compositions
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US3751308A
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Flexible exothermic mat and method of use
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US3713852A
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Exothermic hot topping composition
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US3162558A
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Moldable exothermic composition
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US3103721A
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Welding process and material
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US3132061A
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Exothermic composition containing perlite
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US3198640A
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Exothermic composition
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US3161928A
|
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Welding apparatus and process
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US3103719A
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Exothermic welding apparatus
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GB856233A
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Improvements in process for relieving stress in welded steel
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US2798818A
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Moldable exothermic compositions
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US2791816A
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Method of applying exothermic material to the hot-top of steel
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US2514793A
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Foundry casting
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CA655234A
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Heat treatment of welded steel
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CA691683A
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Welding process and material
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CA792657A
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Exothermic composition containing perlite
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