Catalog: NTIS Database Search Guide | |
| 63g-personnel detection techniques and equipment for the detection of personnel includes ... radiofrequency detection techniques and equipment for the detection and tracking by means ... 63i-seismic detection techniques and equipment for the detection of objects by means ... energy source development 97a-reserves natural reserves fuel stockpiles mineral and ... including coal uranium petroleum natural gas geothermal peat and oil shale water ... different chemical form including coal gasification and liquefaction upgrading fuels by ... space heating and cooling systems and equipment furnace and boiler studies when related ... of all types of solid liquid and gaseous fuels chemical composition of fuels ... | |
| the ntis database search guide 71 48c-natural resource surveys use of scientific ... resource surveys use 98g for equipment studies use 63 48d-forestry forest ... construction use 89 for oil and gas reservoir engineering use 97 or 48a 50c ... -construction equipment materials supplies excavation and ... earth moving equipment hoisting and conveying equipment ... | |
| space heating and cooling systems and equipment furnace and boiler studies when related ... of all types of solid liquid and gaseous fuels chemical composition of fuels ... supply and demand use 97b for oil and gas drilling and recovery coal mining and ... energy source development 97a-reserves natural reserves fuel stockpiles mineral and ... including coal uranium petroleum natural gas geothermal peat and oil shale water ... different chemical form including coal gasification and liquefaction upgrading fuels by ... | |
