نتایج جستجو برای: geomembrane liner

تعداد نتایج: 3704  

2007
S. Galkin A. Hakim D. Hwang T. Intrator J. Kim R. Kirkpatrick C. Knapp S. Messer

4.1. SOLID-LINER FLUX COMPRESSION..............................................................................................................3 Motivation ............................................................................................................................................................3 Scientific Objectives ................................................................

2016
Judith Mulder Rommert Dekker

We will gives an overview of several decision problem encountered in liner shipping. We will cover problems on the strategic, tactical and operational planning levels as well as problems that can be considered at two planning levels simultaneously. Furthermore, we will shortly discuss some related problems in terminals, geographical bottlenecks for container ships and provide an overview of ope...

2010
László Hatvani L. Hatvani

In this paper the second order liner differential equation

2017
Berit Dangaard Brouer Guy Desaulniers

We present a matheuristic, an integer programming based heuristic, for the Liner Shipping Network Design Problem. The heuristic applies a greedy construction heuristic based on an interpretation of the liner shipping network design problem as a multiple quadratic knapsack problem. The construction heuristic is combined with an improvement heuristic with a neighborhood defined by the solution sp...

Journal: :Acta orthopaedica Belgica 2008
Adrian Skwara Simone Stracke Carsten O Tibesku Susanne Fuchs-Winkelmann

Clinical results after total hip arthroplasty with the use of a Hylamer liner have been described as being poor. In this study, polyethylene wear rates as well as clinical results were assessed after hip arthroplasty using a Hylamer liner. Thirty patients were followed radiographically and clinically after total hip arthroplasty with a Hylamer liner. The mean follow-up was six years. Radiolucen...

Journal: :The Journal of arthroplasty 2003
Christopher C Cooke William Hozack Carlos Lavernia Peter Sharkey Shani Shastri Richard H Rothman

Fifty-eight patients received an Osteonics constrained acetabular implant for recurrent instability (46), girdlestone reimplant (8), correction of leg lengthening (3), and periprosthetic fracture (1). The constrained liner was inserted into a cementless shell (49), cemented into a pre-existing cementless shell (6), cemented into a cage (2), and cemented directly into the acetabular bone (1). Ei...

Journal: : 2022

Aims: To study the effect of metal oxide nanoparticles (MgO, ZrO2, ZnO) on acrylic based soft liner surface properties and FTIR. Materials Methods: Acrylic-based soft-liner specimens were prepared by adding three different concentrations (0.5, 1, 2) %wt ZnO). A disk-shaped with 30mm diameter 3mm thickness for shore (A) hardness test to evaluate modified liner. The roughness samples (10X10X2mm) ...

1993
J. J. SONG

The RF impedance of the sector isolation valve of the APS storage ring system was measured by the wire method with a synthetic pulse technique [1]. The coupling impedance as well as the energy loss of the isolation valve with and without an RF liner or screen, and the flange gap of the various sizes was calculated from the measurements. There appear to be resonances at certain frequencies in th...

Journal: :Acta odontologica latinoamericana : AOL 2009
Marcelo Coelho Goiato Bruna Carolina Rossatti Zucolotti Daniela Micheline dos Santos Amália Moreno Maria Cristina Rosifini Alves-Rezende

UNLABELLED Soft linings are materials used to reduce the tension and forces of mastication, forming all or part of the fitting surface of a denture. This study evaluated the effect of thermocycling on water absorption, solubility, Shore A hardness and color stability of permanent soft liner materials. MATERIAL AND METHODS Two chemically activated soft liner materials (Sofreliner S; GC Reline ...

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