Topics > DST Tools & Well Completion

DST TEST STRING
03/11/2015

 
DST TEST STRING SHEMATIC AND DETAILED DESCRIPTION:
 
Drill-stem testing (DST) is a procedure used in the petroleum industry to determine the productive capacity,and permeability of a potential petroleum reservoir zone. It is comprised primarily of a flow test on isolated rock formations that indicate the possibility and presence of an oil reservoir. DST, is used primarily on exploratory oil wells and gas wells, to ascertain their commercial productivity
 
Halliburton type, all could change with Halliburton parts. 
All equipments are produced according to API standard NACE MRO175-2002
Type:full bore drill stem testing
service:H2S, CO2
Working pressure:10000psi ~ 15000psi
Working condition:High pressure high temperature(HPHT)
 


DESCRIPTION OD(in) ID(in) Top Connection Bottom Connection  
A SURFACE TEST TREE 3-1/16"   5 3/4" Acme 5 3/4" Acme
B CROSSOVER 8.00 3.00 5 3/4" Acme 5 3/4" Acme
  CROSSOVER 8.00 3.00 5 3/4" Acme 3-1/2"聽
PH-6
  CROSSOVER 5.00 2.25 3-1/2" PH-6 3-7/8"CAS
  CROSSOVER 5.00 2.50 3-7/8"CAS 3-1/2" IF
  CROSSOVER 5.00 2.25 3-1/2" IF 3-7/8"CAS
  CROSSOVER 5.00 2.25 3-7/8"CAS 3-1/2"IF
  CROSSOVER 5.00 2.50 3-1/2"IF 2-7/8" EUE
C 3-1/2" PH-6 TUBING 3.50 2.75 3-1/2" PH-6 3-1/2" PH-6
D SLIP JOINT 5.00 2.25 3-7/8"CAS 3-7/8"CAS
E DRILL COLLAR 4.75 2.2 3-1/2" IF 3-1/2" IF
F RD CIRCULATING VALVE 5.00 2.28 3-7/8"CAS 3-7/8"CAS
J RD SAFETY CIR. VALVE 5.00 2.28 3-7/8"CAS 3-7/8"CAS
H DRAIN VALVE 5.00 2.28 3-7/8"CAS 3-7/8"CAS
I CARRIER (2 Electronic) 5.00 2.25 3-7/8"CAS 3-7/8"CAS
  CROSSOVER 5.00 2.28 3-7/8"CAS 3-7/8"CAS
G OMNI CIRCULATING VALVE 5.00 2.28 3-7/8"CAS 3-7/8"CAS
K SELECT TESTER VALVE 5.00 2.28 3-7/8"CAS 3-7/8"CAS
L BIG JOHN JAR (Closed) 5.00 2.28 3-7/8"CAS 3-7/8"CAS
M SAFETY JOINT 5.00 2.44 3-7/8"CAS 3-7/8"CAS
N 7" CHAMP PACKER 5.65 2.37 3-7/8"CAS 3-1/2"IF
O MULE SHOE 2.87 2.50 2-7/8" EUE  

Certifications
 
Kingwell is a CNPC & SINOPEC & BV certified company, having all the Quality Systems in place for design, planning, manufacturing and quality monitoring & traceability to ensure our products match the highest quality standards. We test our products strictly according to the NACE MR 0175-2002 Standard and our quality assurance period is 12 months.
 
Certificates endorsed by DNV/BV/ABS and Documents we can supply with the shipments:
 
1. Pressure Test Certificate with Graph and time recorded.
2. Function Test   
3. Rubber Products NACE Compliance   
4. Material Mill Certificate and treatment characteristics
5. H2S Compliance   
6. Service Manual
7. Parts Manual
8. Testing Procedures.
9. Open up type tool drawing for dressing purpose– if any.
 
Design & Development
 
Kingwell has an ongoing relationship with Xi'an Petroleum University and built up long term cooperation with China Aerospace Group for more than 10 years. Design Department is familiar with CAD and Pro-E facilities and has on rolls qualified & experienced engineers. Now, they are engaged in development of new products as required in the market place. Kingwell' products are validated in-house in a Test Well, a Sub-surface Type Test Facility with simulated well conditions up to 15000 psi Differential pressure , 400°F and Max 450°F.
Below are our cooperative partners.
 
Inspection and Test Facilities
 
We own the world-class facilities with professional laboratory technicians. The main facilities are Surface Testing (Hydraulic Testing Unit), high temperature heat treatment furnaces, API Gages (Master & Working), Profile Projector, tensile testing machine, pressure sensor and data acquisition system, Universal Testing Machine, Hardness Tester, Nitrogen Pump, Function Test Pump, Ultrasonic Thickness Tester etc. All the goods must be tested by several processes and must be qualified when packed.
The followings are some pictures of Test Facility
 
Training and Field Supports
 
We have a team of well qualified and experienced field support personnel for Training. According to customer's requirements, we provide operation training service for our customers who purchase our products.
 
Generally speaking, our customer training mainly includes followings:
 
1) To know the basic knowledge of the products, such as the usage, the working environments, the working principles, the structure, ect.
2) To learn the operation and use of products.
3) To master the basic requirement of designs of tool strings and of testing operation.
  
 

Products
+APR Drill Stem Testing Tools
+Drilling Equipment
+Rig Accessories