BS 3724:1991 Glossary of terms relating to fibre ropes and cordage standard by BSI Group, 08/30/1991
BS 6100-2.5:1991 Glossary of building and civil engineering terms. Civil engineering. Hydraulic engineering and construction work standard by BSI Group, 08/30/1991
BS 6069-4.2:1991 Characterization of air quality. Stationary source emissions. Method for the determination of asbestos plant emissions by fibre count measurement standard by BSI Group, 08/30/1991
BS 3531-5.7:1991 Implants for osteosynthesis. Bone screws and auxiliary equipment. Specification for drill bits, taps and countersink cutters standard by BSI Group, 08/30/1991
BS 3523:1991 Specification for granular desiccant silica gel impregnated with cobalt chloride standard by BSI Group, 08/30/1991
BS 3531-5.3:1991 Implants for osteosynthesis. Bone screws and auxiliary equipment. Specification for the dimensions of screws having hexagonal drive connection, spherical under-surfaces and asymmetrical thread standard by BSI Group, 08/30/1991
BS 3531-5.6:1991 Implants for osteosynthesis. Bone screws and auxiliary equipment. Specification for the mechanical requirements and test methods for screws having asymmetrical thread and spherical undersurface standard by BSI Group, 08/30/1991
BS 1902-5.5:1991 Methods of testing refractory materials. Refractory and thermal properties. Determination of thermal conductivity (panel/calorimeter method) (method 1902-505) standard by BSI Group, 08/30/1991
BS 4301:1991 Recommendations for preparation of drawings for optical elements and systems standard by BSI Group, 08/30/1991
BS 476-12:1991 Fire tests on building materials and structures. Method of test for ignitability of products by direct flame impingement standard by BSI Group, 08/30/1991
BS 2540:1991 Specification for granular desiccant silica gel standard by BSI Group, 08/30/1991
BS 7404-1.2:1991 Telecontrol equipment and systems. General considerations. Guide for specifications standard by BSI Group, 07/31/1991