TUBING HEADS
| Brand | Owner | Address | Description |
|---|---|---|---|
| DRH | DON R. HINDERLITER, INC. | Tulsa OK | TUBING HEADS, CASING HEADS, FLANGED TUBING SUPPORTS, OIL SAVER BASES, TOP MALE AND FEMALE THREAD ADAPTERS, SETS OF INTERNAL PARTS FOR TUBING AND CASING HEADS, THREADED WELDING NIPPLES, CASING SUPPORTS, AND TUBING SPIDERS; |
Where the owner name is not linked, that owner no longer owns the brand |
Technical Examples
- Apparatus (10) for facilitating coupling and cementing of downhole tubulars (12, 28) comprises a tubing section (12, 10) for use in lining a bore. The tubing section has upper and lower ends and defines a tubing wall having cement outlets (20) spaced from the lower end of the tubing. The lower end of the tubing is selectively closed, and swab cups (22) are provided externally of the lower end of the tubing below the cement outlets (20) for restricting passage of cement.