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The first residential building of slipform construction; erected in 1950 in Västertorp, Sweden, by AB Bygging Later picture of the residential building in Västertorp. Slip forming, continuous poured, continuously formed, or slipform construction is a construction method in which concrete is placed into a form that may be in continuous motion horizontally, or incrementally raised vertically.
Conservation of books and paper involves techniques of bookbinding, restoration, paper chemistry, and other material technologies including preservation and archival techniques. [ 1 ] Book and paper conservation seeks to prevent and, in some cases, reverse damage due to handling, inherent vice , and the environment.
Early construction 3D printing development and research have been under way since 1995. Two methods were invented, one by Joseph Pegna [9] which was focused on a sand/cement forming technique which utilized steam to selectively bond the material in layers or solid parts, though this technique was never demonstrated.
Celsus Library in Ephesus (), anastylosis carried out 1970–1978. Anastylosis (from the Ancient Greek: αναστήλωσις, -εως; ανα, ana = "again", and στηλόω = "to erect [a stela or building]") is an architectural conservation term for a reconstruction technique whereby a ruined building or monument is re-erected using the original architectural elements to the greatest ...
The basic idea is to capture a 'floating' panel within a frame, as opposed to techniques used in making a slab solid wood cabinet door or drawer front, the door is constructed of several solid wood pieces running in a vertical or horizontal direction [1] with exposed endgrains. Usually, the panel is not glued to the frame but is left to 'float ...
Boutonniere deformity is a deformed position of the fingers or toes, in which the joint nearest the knuckle (the proximal interphalangeal joint, or PIP) is permanently bent toward the palm while the farthest joint (the distal interphalangeal joint, or DIP) is bent back away (PIP flexion with DIP hyperextension).
A slip is a suspension of fine raw materials powder in a liquid such as water or alcohol with small amounts of secondary materials such as dispersants, surfactants and binders. Pottery slip casting techniques employ a plaster block or flask mould. The plaster mould draws water from the poured slip to compact and form the casting at the mould ...
Older mats (wood based paper) are typically acidic, because acid-free paper was not widely available or marketed until recent years. While most newer mats are acid-free, there are some papers that contain acid and one should ask the picture framer about the acid content of the mats if the desired life of the piece being framed is more than 75 ...