( 2 ) For the production of fruit juices intended for direct consumption the products specified in § 1 ( 4 ) shall not be used . ( 3 ) Without prejudice to section ( 4 ) , only the following processes shall be authorized for the ...

2 . Serie técnica . Informe técnico no . 176 . 33 p . PADDON , A.R .; HARKER , A.P. 1979. The production of charcoal in a por- table metal kiln . Report , Tropical Products Institute . 29 p . Engineering PILLS , J. 1960.

These two characteristics together give rise to the major physiographic landscapes used to identify the site qualities ... regular plantations is related to the area prepared by the section responsible for charcoal production . 2 . 1 .

Costa Rica shows that in this million m 9.4 1.2 3.5 * 3 4.7 80 100 ( 60,000 ha ) 12,8 37.2 50.0 * Accuracy of this figure is doubtful , compare Table 4 . fuelwood / charcoal production C.R. 2,37 million ( FAO estimate ) and exceeds the ...

soft coal , which had begun before 1860 , became rapidly greater . Already in 1872 it was important ; and from year to year it grew . ... Anthracite coal was completely displaced as an iron making fuel.2 1 During the earlier ...

Improvement of the extraction and processing of wood for charcoal production . Testing of different methods ... 12.3.2 . ii . The problem of the poor efficiency of the tannin extraction process is common to Nicaragua and Costa Rica .

PUBLIC TYPE NATURAL FOREST RUINATE FOREST PLANTATIONS TOTAL 61 34 19 114 was PRIVATE 16 135 2 153 TOTAL 77 169 21 267 ... as fuelwood either for direct consumption or for charcoal production , as utility poles and sticks , agricultural ...

... Introduction Woody vegetation covers extensive areas of the Earth , concentrating in the tropical regions , where it serves many purposes , such as lumbering , charcoal production , house construction , fences and forage .

Massey , L.G. Coal gasification . Washington , DC ( EUA ) . 1974. 1 v . 2768 Klass , D.I. A icrg - arce approach to the natural gas shortace utilizing non - fossil renewable carter . Energy Sources . ( 1977 ) . v . 3 ( 2 ) p . 177-196 .

The two floodplain types ( FP - 1 , FP - 2 ) have already suffered heavy exploitation and clear- ing but hold promise ... L - 3 , L - 4 ) contain adequate supplies of small roundwood for the economic production of charcoal and firewood ...