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| Title | Publication | Publish Year |
|---|---|---|
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High Temperature Drying of British Columbia Softwoods
A high-temperature kiln of 100 bd. ft. capacity has been built for the Canadian Forest Products Laboratory. Air velocity can be maintained between 400 and 1100 feet per minute and […]
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Forest Products Journal | 1957 |
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High Temperature Kiln-Drying of Lumber–A Summary of Canadian Progress
The Ottawa Laboratory conducted exploratory investigations with a German-built high temperature kiln of limited versatility. Results were promising enough to warrant construction of a new experimental kiln. This kiln was […]
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Forest Products Journal | 1958 |
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High Temperature Moisture Relations of Grand Fir
The apparatus for this research included: 1) a high-pressure container or capsule, 2) a controlled-temperature, hot-oil bath in which the pressure capsule was submerged, 3) an evacuation system, and 4) […]
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Forest Products Journal | 1968 |
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High-Temperature and Conventional Temperature Methods for Drying Lodgepole Pine and Western Larch Studs
Commercial kilns were used to dry both species using conventional schedules or a high (240? – 235?F) dry bulb. Kiln parameters are described along with procedures for the study in […]
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Forest Products Journal | 1967 |
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High-Temperature Drying and Its Effect on Wood Properties
This review of literature discloses some of the paths followed in drying wood at schedules continuously or partially at temperatures above the boiling point of water. Some problems encountered in […]
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Forest Products Journal | 1969 |
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High-Temperature Drying Effect on the Bending Strength of Spruce-Pine-Fir Joists
Data from static bending tests of full-dimension eastern spruce, jack pine and balsam fir joists dried with high-temperature and conventional kiln schedules were analyzed. Linear regressions relating dry MOR to […]
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Forest Products Journal | 1977 |
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High-Temperature Drying of Douglas-Fir Dimension Lumber
Douglas-fir dimension lumber (2 by 4, 2 by 6) was dried by three categories of kiln schedules–conventional temperature, elevated-high temperature, and high temperature with and without restraint. The objectives were […]
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Forest Products Journal | 1979 |
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High-Temperature Kiln Drying of Spruce Joists
It has been demonstrated that green eastern spruce joists can be successfully kiln-dried to 19 percent moisture content in less than 15 hours using a constant dry bulb temperature of […]
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Forest Products Journal | 1971 |
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High-Value Paneling from Dead Western White Pine
The substantial accumulation of dead western white pine in northern Idaho, caused by blister rust, has created a problem of increasing magnitude. When dead, the tree rapidly develops defects such […]
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Forest Products Journal | 1979 |
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Historical and Regional Stumpage Price Trends in Georgia
Data on pine sawtimber and pulpwood stumpage prices in Georgia were collected from the Georgia Forestry Commission case files. Statewide sawtimber price trends were calculated, as were northern and southern […]
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Forest Products Journal | 1986 |
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Holocellulose Determinations of Mountain Hemlock Bark
In attempting to improve the procedure for isolating conifer bark full of cellulose, various pretreatment methods prior to standard chlorite extractions were studied. Using mountain hemlock (Tsuga mertensiana) bark, it […]
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Forest Products Journal | 1961 |
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Homebuilder attitudes and preferences regarding southern yellow pine
SYP has for many years provided the homebuilding industry with abundant, cost-competitive products. However, some studies have reported that different user groups perceive that lumber quality in general has decreased […]
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Forest Products Journal | 2003 |
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Hot Press Interior Plywood Adhesives
A history is given of the development of adhesives used on the West Coast for manufacturing interior-type Douglas-fir plywood. After beginning with hot animal glue and progressing through starch, vegetable, […]
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Forest Products Journal | 1961 |
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Hot pressing veneer-based products: the interaction of physical processes
Internal vapor pressure, internal temperature, and compaction are quantified during the laboratory pressing of five-layered Douglas-fir plywood panels. The techniques used to collect these data are described. Some interactions among […]
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Forest Products Journal | 1996 |
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How About a 2 By 5 House
The possibility of using 2 x 5 lumber for house framing and truss fabrication is discussed. Because of the slightly larger cross section of lumber, use of lower grades might […]
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Forest Products Journal | 1978 |
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How Export Promotion Programs Influence Trade
There is a well-developed theory of how domestic and export markets interact so as to determine prices and the volume of trade. The concepts of excess supply and excess demand […]
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Forest Products Journal | 1983 |
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How Growth Rate Affects Properties of Softwood Veneer
The effects of growth rate on various properties of Douglas-fir and southern pine veneer were evaluated. Shelling occurred most frequently in fast-grown material of both species where springwood was on […]
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Forest Products Journal | 1964 |
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How Insulating Board Products Are Made By the Simpson Logging Co
A description of the manufacture of insulating board at the Simpson Logging Company Woodfiber Plant in Shelton, Washington was described. The plant was located adjacent to two company sawmills and […]
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Forest Products Journal | 1951 |
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How to achieve effective wet storage of pine logs (Pinus sylvestris) with a minimum amount of water
Logs stored on land are protected by sprinkling with water. It is important to minimize the period between felling and the start of sprinkling. In Sweden, generous sprinkling has resulted […]
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Forest Products Journal | 1995 |
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How to Cut Tree Disks Without Formation of Checks
Crosscutting of tree stems relieves longitudinal growth stresses and converts them into tangential tension forces near the ends of the logs. Tree disks cut from the ends of logs therefore […]
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Forest Products Journal | 1974 |
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Humidity Cycling Effects on Pine Veneer-Particleboard Core Structure Panels
The influence of three repeated high-low RH cycles on dimensional changes and certain mechanical properties of the following three types of structural sandwich panels is presented: a) a three-ply, 7/8-inch-thick […]
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Forest Products Journal | 1979 |
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Hydrolytic Effects of An Acid-Phenolic Molding Resin on Southern Pine, Red Oak, and Douglas-Fir
A single-stage phenolic molding resin has been found which develops strong and waterproof bonds on wood. It cures with radio-frequency energy without arcing, and could be used for high-speed laminating, […]
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Forest Products Journal | 1984 |
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Identification of Exterior Plywood
Various methods of identifying exterior-plywood including edge branding, glue line coloring, and incising have been explored. Ink incising of core veneer appears to be the most promising method of positively […]
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Forest Products Journal | 1956 |
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Ignition Temperatures of Fire Proofed Wood, Untreated Wood, and Untreated Decayed Wood
Fireproofed wood refers to wood that is chemically impregnated under pressure to increase its fire resistance. Fireproofing compounds consist of various proportions of sulphates and phosphates of ammonia, borax, boric […]
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Forest Products Journal | 1949 |
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Image sweep-and-mark algorithms. Part 2. Performance evaluations
The performances of three image preprocessing algorithms are evaluated to determine their potential for use in automated systems that identify defects in Douglas-fir (Pseudotsuga menziesii) veneer. The three algorithms are […]
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Forest Products Journal | 1989 |