System and method for preserving valve member travel in a multi-nozzle extruder

ROTATING DEVICE AND METHOD FOR CONTINUOUS FABRICATION OF LONG BIOLOGICAL TUBES

Hand-held three-dimensional drawing device

Extrusion die having adjustable end seal system and method of use

Extruder feed system

Extrusion die having thermally responsive lip adjustment assembly

Automatic process control of additive manufacturing device

System and method for adjusting the land channel length on an extrusion die

FILAMENT FOR EXTRUSION-BASED ADDITIVE MANUFACTURING SYSTEM

Hand-held three-dimensional drawing device

Three dimensional printing

Extrusion die having adjustable end seal system and method of use

Interdependent drive system

System for adjusting the land channel length on an extrusion die

Device and method for nozzle adjustment

Hand-held three-dimensional drawing device

Apparatus and method for manufacturing raw rubber strip

3D printer system with circular carousel and multiple material delivery systems

Extrusion apparatus and method

Extruder feed system

Nozzle for extruding a preform tube

Automatic process control of additive manufacturing device

Filament drive mechanism for use in additive manufacturing system

Modular plastics extrusion apparatus

Method of manufacturing an object

Apparatus for producing flat-web products, and method for setting it up

Pipe-joining apparatus for producing underwater pipelines

Method and apparatus for coating pipes

Apparatus and method for skinning articles

Coated pelletizing extrusion dies and method for making the same

Apparatus and method for coating pipes or pipe sections

Pipe-joining method and apparatus for producing underwater pipelines, and underwater-pipeline-laying vessel comprising such an apparatus

Dough extruders and methods