Immedica
Advanced Biomaterial Systems
http://www.immedica.com

Stryker Biotech - OP-1 Implant
Bone Morphogenetic Protein (BMP), OP-1 (Osteogenic Protein-1) - stimulates repair and regeneration of bone and joint tissue. Initial applications of OP-1 will be as an osteoinductive, or bone-inducing, bone graft material for skeletal repair.
http://www.stryker.com/orthobiologics/

Bone
Article from Wikipedia describing the characteristics, functions and types of bone and how bone is formed.
http://en.wikipedia.org/wiki/Bone

Purimachos Fire Cement
Manufacturer of fire cement, refractory cement, rapid setting cement, plumbing products, sealants, mouldables, refractory coatings,and mastic.
http://www.purimachos.demon.co.uk

Whitehopleman Cement Consultants
Cement Industry Expertise to assist companies throughout the world in the improvement of their cement factory operations.
http://www.whitehopleman.com/

Indorama Cement Ltd.
Indorama Cement Ltd. manufactures world class Portland Slag Cement (Commando) and Ground Granulated Blast Furnace Slag (Durocem).
http://www.indorama.co.in/

Cement Test Equipment, Inc.
Cement Test Equipment, Inc. is a world-class supplier of laboratory instruments for testing well cements in accordance with API and ISO specifications and recommended practices.
http://www.ctetulsa.com/

Cement Industry Environmental Consortium
CIEC Website
http://www.cieconline.net

Cement Process Consulting Ltd, (CemPro)
Cement Kiln Process Consultant, Cement kilns - expert independent analysis of process & design problems.
http://www.cement-process.com/

Etex - Bone Repair and Fracture Healing products
Calcium phosphate-based bone graft substitutes, implant surface coatings, and resorbable orthopedic devices.
http://www.etexcorp.com/etex/content/index.shtml